{"id":1410,"date":"2025-05-29T01:57:17","date_gmt":"2025-05-29T01:57:17","guid":{"rendered":"https:\/\/science.gsfc.nasa.gov\/stella\/?page_id=1410"},"modified":"2025-07-03T19:38:56","modified_gmt":"2025-07-03T19:38:56","slug":"stella-dataviewer","status":"publish","type":"page","link":"https:\/\/science.gsfc.nasa.gov\/stella\/stella-dataviewer\/","title":{"rendered":"STELLA Dataviewer"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"1410\" class=\"elementor elementor-1410\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7d023e2 e-flex e-con-boxed e-con e-parent\" data-id=\"7d023e2\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-292a8f3 elementor-widget elementor-widget-heading\" data-id=\"292a8f3\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">STELLA Dataviewer<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b814a00 elementor-widget elementor-widget-text-editor\" data-id=\"b814a00\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Let the Data tell the story.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e300120 e-flex e-con-boxed e-con e-parent\" data-id=\"e300120\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-9a0cc0b e-con-full e-flex e-con e-child\" data-id=\"9a0cc0b\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0750a9c elementor-widget elementor-widget-text-editor\" data-id=\"0750a9c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span class=\"TextRun BCX0 SCXO69564104\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"none\"><span class=\"NormalTextRun BCX0 SCXO69564104\"><span class=\"ui-provider a b c d e f g h i j k l m n o p q r s t u v w x y z ab ac ae af ag ah ai aj ak\" dir=\"ltr\">The STELLA Data Viewer is an online application that can be used to display and explore STELLA data.<\/span>\u00a0It currently works with STELLA 1.0, 1.1, and 2.0, and Q and must be used with the Chrome browser.\u00a0<\/span><\/span><span class=\"TextRun BCX0 SCXO69564104\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"none\"><span class=\"NormalTextRun BCX0 SCXO69564104\">Below are instructions on how to use the Data Viewer.<\/span><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8ee9a5e e-con-full e-flex e-con e-child\" data-id=\"8ee9a5e\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-eaf9fe1 elementor-widget__width-inherit elementor-widget elementor-widget-premium-addon-image-button\" data-id=\"eaf9fe1\" data-element_type=\"widget\" data-widget_type=\"premium-addon-image-button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\n\t\t<a class=\"premium-image-button-none premium-image-button premium-btn-sm premium-image-button-none\" href=\"https:\/\/science.gsfc.nasa.gov\/stella\/dataviewer-app\/\" target=\"_blank\">\n\t\t\t<div class=\"premium-image-button-text-icon-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<svg class=\"premium-svg-nodraw premium-drawable-icon e-font-icon-svg e-fas-chart-line\" aria-hidden=\"true\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M496 384H64V80c0-8.84-7.16-16-16-16H16C7.16 64 0 71.16 0 80v336c0 17.67 14.33 32 32 32h464c8.84 0 16-7.16 16-16v-32c0-8.84-7.16-16-16-16zM464 96H345.94c-21.38 0-32.09 25.85-16.97 40.97l32.4 32.4L288 242.75l-73.37-73.37c-12.5-12.5-32.76-12.5-45.25 0l-68.69 68.69c-6.25 6.25-6.25 16.38 0 22.63l22.62 22.62c6.25 6.25 16.38 6.25 22.63 0L192 237.25l73.37 73.37c12.5 12.5 32.76 12.5 45.25 0l96-96 32.4 32.4c15.12 15.12 40.97 4.41 40.97-16.97V112c.01-8.84-7.15-16-15.99-16z\"><\/path><\/svg>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t<span >\n\t\t\t\t\t\tAccess Dataviewer\t\t\t\t\t<\/span>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t<\/a>\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7ddcd9c e-flex e-con-boxed e-con e-parent\" data-id=\"7ddcd9c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7f21a36 elementor-widget elementor-widget-text-editor\" data-id=\"7f21a36\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Data collected by the STELLA spectrometers can be displayed and analyzed using the\u00a0<a href=\"https:\/\/landsat.gsfc.nasa.gov\/stella\/about-stella-dataviewer\/\">Data Viewer<\/a>. This spectral data reveals information about the physical environment beyond what the human eye can see such as vegetation health, moisture content, and mineral composition.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fa3a7ac elementor-widget elementor-widget-image\" data-id=\"fa3a7ac\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/science.gsfc.nasa.gov\/stella\/\/wp-content\/uploads\/2025\/05\/stella_graph_leaf_specsig2.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"stella_graph_leaf_specsig2\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTQyMywidXJsIjoiaHR0cHM6XC9cL3NjaWVuY2UuZ3NmYy5uYXNhLmdvdlwvc3RlbGxhXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDI1XC8wNVwvc3RlbGxhX2dyYXBoX2xlYWZfc3BlY3NpZzIuanBnIn0%3D\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1387\" height=\"503\" src=\"https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/stella_graph_leaf_specsig2.jpg\" class=\"attachment-full size-full wp-image-1423\" alt=\"A graph from the STELLA Data Viewer shows the reflectance of a healthy leaf across portions of the electromagnetic spectrum, as observed by a STELLA 1.1 spectrometer. This graph shows higher reflectance in the green wavelengths, indicating that this plant is green. Chlorophyll absorbs all colors of visible light except green. The highest absorption occurs in violet-blue and red regions of visible light. Healthy vegetation absorbs red light for photosynthesis and reflects a significant amount of near-infrared (NIR) light.\" srcset=\"https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/stella_graph_leaf_specsig2.jpg 1387w, https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/stella_graph_leaf_specsig2-300x109.jpg 300w, https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/stella_graph_leaf_specsig2-1024x371.jpg 1024w, https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/stella_graph_leaf_specsig2-768x279.jpg 768w\" sizes=\"(max-width: 1387px) 100vw, 1387px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">A graph from the STELLA Data Viewer shows the reflectance of a healthy leaf across portions of the electromagnetic spectrum, as observed by a STELLA 1.1 spectrometer. This graph shows higher reflectance in the green wavelengths, indicating that this plant is green. Chlorophyll absorbs all colors of visible light except green. The highest absorption occurs in violet-blue and red regions of visible light. Healthy vegetation absorbs red light for photosynthesis and reflects a significant amount of near-infrared (NIR) light.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-646acaf e-flex e-con-boxed e-con e-parent\" data-id=\"646acaf\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-eba7a8b elementor-widget elementor-widget-image\" data-id=\"eba7a8b\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/science.gsfc.nasa.gov\/stella\/\/wp-content\/uploads\/2025\/05\/STELLA_Graph_NDVI_Temp22-scaled.png\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"STELLA_Graph_NDVI_Temp2[2]\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTUyNCwidXJsIjoiaHR0cHM6XC9cL3NjaWVuY2UuZ3NmYy5uYXNhLmdvdlwvc3RlbGxhXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDI1XC8wNVwvU1RFTExBX0dyYXBoX05EVklfVGVtcDIyLXNjYWxlZC5wbmcifQ%3D%3D\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"2560\" height=\"867\" src=\"https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/STELLA_Graph_NDVI_Temp22-scaled.png\" class=\"attachment-full size-full wp-image-1524\" alt=\"STELLA graphic of normalized difference vegetation index (NDVI) paired with surface temperature measurements taken in a sunny atrium with a hemisphere of plants with stone ground cover.\" srcset=\"https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/STELLA_Graph_NDVI_Temp22-scaled.png 2560w, https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/STELLA_Graph_NDVI_Temp22-300x102.png 300w, https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/STELLA_Graph_NDVI_Temp22-1024x347.png 1024w, https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/STELLA_Graph_NDVI_Temp22-768x260.png 768w, https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/STELLA_Graph_NDVI_Temp22-1536x520.png 1536w, https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/STELLA_Graph_NDVI_Temp22-2048x693.png 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">STELLA graphic of normalized difference vegetation index (NDVI) paired with surface temperature measurements taken in a sunny atrium with a hemisphere of plants with stone ground cover. Data displayed by layering Dataviewer sample data readouts.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d6897e7 elementor-widget__width-inherit elementor-widget elementor-widget-premium-addon-image-button\" data-id=\"d6897e7\" data-element_type=\"widget\" data-widget_type=\"premium-addon-image-button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\n\t\t<a class=\"premium-image-button-none premium-image-button premium-btn-sm premium-image-button-none\" href=\"\/wp-content\/uploads\/2025\/06\/data.csv\" target=\"_blank\">\n\t\t\t<div class=\"premium-image-button-text-icon-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<svg class=\"premium-svg-nodraw premium-drawable-icon e-font-icon-svg e-fas-file-csv\" aria-hidden=\"true\" viewBox=\"0 0 384 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224 136V0H24C10.7 0 0 10.7 0 24v464c0 13.3 10.7 24 24 24h336c13.3 0 24-10.7 24-24V160H248c-13.2 0-24-10.8-24-24zm-96 144c0 4.42-3.58 8-8 8h-8c-8.84 0-16 7.16-16 16v32c0 8.84 7.16 16 16 16h8c4.42 0 8 3.58 8 8v16c0 4.42-3.58 8-8 8h-8c-26.51 0-48-21.49-48-48v-32c0-26.51 21.49-48 48-48h8c4.42 0 8 3.58 8 8v16zm44.27 104H160c-4.42 0-8-3.58-8-8v-16c0-4.42 3.58-8 8-8h12.27c5.95 0 10.41-3.5 10.41-6.62 0-1.3-.75-2.66-2.12-3.84l-21.89-18.77c-8.47-7.22-13.33-17.48-13.33-28.14 0-21.3 19.02-38.62 42.41-38.62H200c4.42 0 8 3.58 8 8v16c0 4.42-3.58 8-8 8h-12.27c-5.95 0-10.41 3.5-10.41 6.62 0 1.3.75 2.66 2.12 3.84l21.89 18.77c8.47 7.22 13.33 17.48 13.33 28.14.01 21.29-19 38.62-42.39 38.62zM256 264v20.8c0 20.27 5.7 40.17 16 56.88 10.3-16.7 16-36.61 16-56.88V264c0-4.42 3.58-8 8-8h16c4.42 0 8 3.58 8 8v20.8c0 35.48-12.88 68.89-36.28 94.09-3.02 3.25-7.27 5.11-11.72 5.11s-8.7-1.86-11.72-5.11c-23.4-25.2-36.28-58.61-36.28-94.09V264c0-4.42 3.58-8 8-8h16c4.42 0 8 3.58 8 8zm121-159L279.1 7c-4.5-4.5-10.6-7-17-7H256v128h128v-6.1c0-6.3-2.5-12.4-7-16.9z\"><\/path><\/svg>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t<span >\n\t\t\t\t\t\tSTELLA-1.1 Example Data\t\t\t\t\t<\/span>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t<\/a>\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d899287 e-flex e-con-boxed e-con e-parent\" data-id=\"d899287\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-16d9a4f elementor-widget elementor-widget-heading\" data-id=\"16d9a4f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Import the Data<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-af60f11 e-flex e-con-boxed e-con e-parent\" data-id=\"af60f11\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-edd2e9f elementor-widget elementor-widget-text-editor\" data-id=\"edd2e9f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>To import data into the Data Viewer, you can either:<\/p><ul><li>Connect STELLA to a computer via a USB-C cable<\/li><li>Upload data to your computer via the microSD card<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-54284b7 e-flex e-con-boxed e-con e-parent\" data-id=\"54284b7\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-93b13e5 e-con-full e-flex e-con e-child\" data-id=\"93b13e5\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a2aa26f elementor-widget elementor-widget-text-editor\" data-id=\"a2aa26f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<section class=\"has_eae_slider elementor-section elementor-top-section elementor-element elementor-element-b7749f9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b7749f9\" data-element_type=\"section\"><div class=\"elementor-container elementor-column-gap-default\"><div class=\"has_eae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-75bb48e\" data-id=\"75bb48e\" data-element_type=\"column\"><div class=\"elementor-widget-wrap elementor-element-populated\"><div class=\"elementor-element elementor-element-f3a1a3d elementor-widget elementor-widget-heading\" data-id=\"f3a1a3d\" data-element_type=\"widget\" data-widget_type=\"heading.default\"><div class=\"elementor-widget-container\"><h4 class=\"elementor-heading-title elementor-size-default\">Connect STELLA to a Computer<\/h4><\/div><\/div><\/div><\/div><\/div><\/section><section class=\"has_eae_slider elementor-section elementor-top-section elementor-element elementor-element-d78db4d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d78db4d\" data-element_type=\"section\"><div class=\"elementor-container elementor-column-gap-default\"><div class=\"has_eae_slider elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-42eafa7\" data-id=\"42eafa7\" data-element_type=\"column\"><div class=\"elementor-widget-wrap elementor-element-populated\"><div class=\"elementor-element elementor-element-583d62c elementor-widget elementor-widget-text-editor\" data-id=\"583d62c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\"><div class=\"elementor-widget-container\"><p>To view data from your STELLA spectrometer in real-time:<\/p><ol><li>Power on the STELLA unit and wait until it boots up.<\/li><li>Open the Data Viewer in your browser and plug STELLA directly into your computer with a USB-C cable.<\/li><li>Click\u00a0<strong>connect_device<\/strong>\u00a0on the Data Viewer welcome screen.<\/li><li>A small window will appear, prompting you to connect your device. Click connect.<\/li><\/ol><\/div><\/div><\/div><\/div><\/div><\/section>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3355c7e e-con-full e-flex e-con e-child\" data-id=\"3355c7e\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-45776ce elementor-widget elementor-widget-image\" data-id=\"45776ce\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/science.gsfc.nasa.gov\/stella\/\/wp-content\/uploads\/2025\/05\/Screenshot-2024-01-03-at-10.31.40-AM-2048x1109-1.png\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"Screenshot-2024-01-03-at-10.31.40-AM-2048x1109\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTQxNCwidXJsIjoiaHR0cHM6XC9cL3NjaWVuY2UuZ3NmYy5uYXNhLmdvdlwvc3RlbGxhXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDI1XC8wNVwvU2NyZWVuc2hvdC0yMDI0LTAxLTAzLWF0LTEwLjMxLjQwLUFNLTIwNDh4MTEwOS0xLnBuZyJ9\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"2048\" height=\"1109\" src=\"https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/Screenshot-2024-01-03-at-10.31.40-AM-2048x1109-1.png\" class=\"attachment-full size-full wp-image-1414\" alt=\"Dataviewer front page\" srcset=\"https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/Screenshot-2024-01-03-at-10.31.40-AM-2048x1109-1.png 2048w, https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/Screenshot-2024-01-03-at-10.31.40-AM-2048x1109-1-300x162.png 300w, https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/Screenshot-2024-01-03-at-10.31.40-AM-2048x1109-1-1024x555.png 1024w, https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/Screenshot-2024-01-03-at-10.31.40-AM-2048x1109-1-768x416.png 768w, https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/Screenshot-2024-01-03-at-10.31.40-AM-2048x1109-1-1536x832.png 1536w\" sizes=\"(max-width: 2048px) 100vw, 2048px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c72370c e-con-full e-flex e-con e-child\" data-id=\"c72370c\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fa13f97 elementor-widget elementor-widget-text-editor\" data-id=\"fa13f97\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<section class=\"has_eae_slider elementor-section elementor-top-section elementor-element elementor-element-b7749f9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b7749f9\" data-element_type=\"section\"><div class=\"elementor-container elementor-column-gap-default\"><div class=\"has_eae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-75bb48e\" data-id=\"75bb48e\" data-element_type=\"column\"><div class=\"elementor-widget-wrap elementor-element-populated\"><div class=\"elementor-element elementor-element-f3a1a3d elementor-widget elementor-widget-heading\" data-id=\"f3a1a3d\" data-element_type=\"widget\" data-widget_type=\"heading.default\"><div class=\"elementor-widget-container\"><section class=\"has_eae_slider elementor-section elementor-top-section elementor-element elementor-element-1bbfdb7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1bbfdb7\" data-element_type=\"section\"><div class=\"elementor-container elementor-column-gap-default\"><div class=\"has_eae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d28adf6\" data-id=\"d28adf6\" data-element_type=\"column\"><div class=\"elementor-widget-wrap elementor-element-populated\"><div class=\"elementor-element elementor-element-cb05570 elementor-widget elementor-widget-heading\" data-id=\"cb05570\" data-element_type=\"widget\" data-widget_type=\"heading.default\"><div class=\"elementor-widget-container\"><h4 class=\"elementor-heading-title elementor-size-default\">Upload Data to a Computer<\/h4><\/div><\/div><\/div><\/div><\/div><\/section><section class=\"has_eae_slider elementor-section elementor-top-section elementor-element elementor-element-7411cfd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7411cfd\" data-element_type=\"section\"><div class=\"elementor-container elementor-column-gap-default\"><div class=\"has_eae_slider elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-357c171\" data-id=\"357c171\" data-element_type=\"column\"><div class=\"elementor-widget-wrap elementor-element-populated\"><div class=\"elementor-element elementor-element-7a0dc95 elementor-widget elementor-widget-text-editor\" data-id=\"7a0dc95\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\"><div class=\"elementor-widget-container\"><p>To upload a STELLA data file to the Data Viewer:<\/p><ol><li>Power off the STELLA.<\/li><li>Remove the microSD card from the STELLA.<\/li><li>Insert the microSD card into the card adaptor and insert the adapter into computer.<\/li><li>On the Data Viewer welcome screen, select\u00a0<strong>upload_file<\/strong>\u00a0and select the .csv file on the microSD card drive.<\/li><\/ol><\/div><\/div><\/div><\/div><\/div><\/section><\/div><\/div><\/div><\/div><\/div><\/section>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ea36603 e-con-full e-flex e-con e-child\" data-id=\"ea36603\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-82377ca elementor-widget elementor-widget-image\" data-id=\"82377ca\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/science.gsfc.nasa.gov\/stella\/\/wp-content\/uploads\/2025\/05\/Dataviewer-upload-csv-2048x1109-1.png\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"Dataviewer-upload-csv-2048x1109\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTQxNSwidXJsIjoiaHR0cHM6XC9cL3NjaWVuY2UuZ3NmYy5uYXNhLmdvdlwvc3RlbGxhXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDI1XC8wNVwvRGF0YXZpZXdlci11cGxvYWQtY3N2LTIwNDh4MTEwOS0xLnBuZyJ9\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"2048\" height=\"1109\" src=\"https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/Dataviewer-upload-csv-2048x1109-1.png\" class=\"attachment-full size-full wp-image-1415\" alt=\"\" srcset=\"https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/Dataviewer-upload-csv-2048x1109-1.png 2048w, https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/Dataviewer-upload-csv-2048x1109-1-300x162.png 300w, https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/Dataviewer-upload-csv-2048x1109-1-1024x555.png 1024w, https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/Dataviewer-upload-csv-2048x1109-1-768x416.png 768w, https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/Dataviewer-upload-csv-2048x1109-1-1536x832.png 1536w\" sizes=\"(max-width: 2048px) 100vw, 2048px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-95f3d8c e-flex e-con-boxed e-con e-parent\" data-id=\"95f3d8c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-101b062 elementor-widget elementor-widget-text-editor\" data-id=\"101b062\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Once your STELLA has been successfully connected, or your data file has been successfully uploaded, the Data Viewer will automatically display a graph of the raw STELLA data.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d1625d5 elementor-widget elementor-widget-heading\" data-id=\"d1625d5\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Explore the Data<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6cbc78d elementor-widget elementor-widget-text-editor\" data-id=\"6cbc78d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Once the data has been imported into the Data Viewer, the raw data will appear in a graph on the main display. The Data Viewer sidebar allows the user to select which data batch, graph, and calibration batch is currently visible. Also shown are batch metadata including date, time, and relative humidity. Once the calibration batch is selected, raw data, spectral indices, and air and surface temperature can be displayed and analyzed.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0c5f0a6 elementor-arrows-position-outside elementor-pagination-position-outside elementor-widget elementor-widget-image-carousel\" data-id=\"0c5f0a6\" data-element_type=\"widget\" data-settings=\"{&quot;slides_to_show&quot;:&quot;1&quot;,&quot;navigation&quot;:&quot;both&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;pause_on_hover&quot;:&quot;yes&quot;,&quot;pause_on_interaction&quot;:&quot;yes&quot;,&quot;autoplay_speed&quot;:5000,&quot;infinite&quot;:&quot;yes&quot;,&quot;effect&quot;:&quot;slide&quot;,&quot;speed&quot;:500}\" data-widget_type=\"image-carousel.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-image-carousel-wrapper swiper\" role=\"region\" aria-roledescription=\"carousel\" aria-label=\"Image Carousel\" dir=\"ltr\">\n\t\t\t<div class=\"elementor-image-carousel swiper-wrapper\" aria-live=\"off\">\n\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"1 of 3\"><a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"0c5f0a6\" data-elementor-lightbox-title=\"stella_graph_temp\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTQxNywidXJsIjoiaHR0cHM6XC9cL3NjaWVuY2UuZ3NmYy5uYXNhLmdvdlwvc3RlbGxhXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDI1XC8wNVwvc3RlbGxhX2dyYXBoX3RlbXAtc2NhbGVkLnBuZyIsInNsaWRlc2hvdyI6IjBjNWYwYTYifQ%3D%3D\" href=\"https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/stella_graph_temp-scaled.png\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/stella_graph_temp-scaled.png\" alt=\"The Data Viewer can graph air and surface temperature (in celsius) acquired by STELLA.\" \/><figcaption class=\"elementor-image-carousel-caption\">The Data Viewer can graph air and surface temperature (in celsius) acquired by STELLA.<\/figcaption><\/figure><\/a><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"2 of 3\"><a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"0c5f0a6\" data-elementor-lightbox-title=\"stella_graph_raw\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTQxOCwidXJsIjoiaHR0cHM6XC9cL3NjaWVuY2UuZ3NmYy5uYXNhLmdvdlwvc3RlbGxhXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDI1XC8wNVwvc3RlbGxhX2dyYXBoX3Jhdy1zY2FsZWQucG5nIiwic2xpZGVzaG93IjoiMGM1ZjBhNiJ9\" href=\"https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/stella_graph_raw-scaled.png\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/stella_graph_raw-scaled.png\" alt=\"The \u2018RAW\u2019 graph in the Data Viewer refers to the unfiltered data that are received directly from the STELLA device. Values are recorded as irradiance measurements.\" \/><figcaption class=\"elementor-image-carousel-caption\">The \u2018RAW\u2019 graph in the Data Viewer refers to the unfiltered data that are received directly from the STELLA device. Values are recorded as irradiance measurements.<\/figcaption><\/figure><\/a><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"3 of 3\"><a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"0c5f0a6\" data-elementor-lightbox-title=\"stella_graph_ndvi\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTQxOSwidXJsIjoiaHR0cHM6XC9cL3NjaWVuY2UuZ3NmYy5uYXNhLmdvdlwvc3RlbGxhXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDI1XC8wNVwvc3RlbGxhX2dyYXBoX25kdmktc2NhbGVkLnBuZyIsInNsaWRlc2hvdyI6IjBjNWYwYTYifQ%3D%3D\" href=\"https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/stella_graph_ndvi-scaled.png\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/science.gsfc.nasa.gov\/stella\/wp-content\/uploads\/2025\/05\/stella_graph_ndvi-scaled.png\" alt=\"After selecting a calibration batch, the Data Viewer can display vegetation indices including NDVI, shown in this graph. NDVI is used to quantify vegetation health.\" \/><figcaption class=\"elementor-image-carousel-caption\">After selecting a calibration batch, the Data Viewer can display vegetation indices including NDVI, shown in this graph. NDVI is used to quantify vegetation health.<\/figcaption><\/figure><\/a><\/div>\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-prev\" role=\"button\" tabindex=\"0\">\n\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-eicon-chevron-left\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M646 125C629 125 613 133 604 142L308 442C296 454 292 471 292 487 292 504 296 521 308 533L604 854C617 867 629 875 646 875 663 875 679 871 692 858 704 846 713 829 713 812 713 796 708 779 692 767L438 487 692 225C700 217 708 204 708 187 708 171 704 154 692 142 675 129 663 125 646 125Z\"><\/path><\/svg>\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-next\" role=\"button\" tabindex=\"0\">\n\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-eicon-chevron-right\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M696 533C708 521 713 504 713 487 713 471 708 454 696 446L400 146C388 133 375 125 354 125 338 125 325 129 313 142 300 154 292 171 292 187 292 204 296 221 308 233L563 492 304 771C292 783 288 800 288 817 288 833 296 850 308 863 321 871 338 875 354 875 371 875 388 867 400 854L696 533Z\"><\/path><\/svg>\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"swiper-pagination\"><\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1f27333 e-flex e-con-boxed e-con e-parent\" data-id=\"1f27333\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>STELLA Dataviewer Let the Data tell the story. The STELLA Data Viewer is an online application that can be used to display and explore STELLA&hellip;<\/p>\n","protected":false},"author":2,"featured_media":1411,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"class_list":["post-1410","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>STELLA Dataviewer - STELLA<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/science.gsfc.nasa.gov\/stella\/stella-dataviewer\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"STELLA Dataviewer - STELLA\" \/>\n<meta property=\"og:description\" content=\"STELLA Dataviewer Let the Data tell the story. 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