B.S. in Meteorology, The Pennsylvania State University 2014
M.S. in Atmospheric Science, University of Maryland, 2016
William T. Pecora Award - OMI International Team (2018)
NASA GSFC Earth Sciences Division (Atmospheres) - Outstanding Performance in Science Award (2018)
Joiner, J., S. Marchenko, Z. Fasnacht, et al. L. Lamsal, C. Li, A. Vasilkov, and N. Krotkov. 2023. "Use of machine learning and principal component analysis to retrieve nitrogen dioxide (NO2) with hyperspectral imagers and reduce noise in spectral fitting." Atmospheric Measurement Techniques, 16 (2): 481-500 [10.5194/amt-16-481-2023]
Vasilkov, A., N. Krotkov, D. Haffner, Z. Fasnacht, and J. Joiner. 2022. "Estimates of Hyperspectral Surface and Underwater UV Planar and Scalar Irradiances from OMI Measurements and Radiative Transfer Computations." Remote Sensing, 14 (9): 2278 [10.3390/rs14092278]
Fasnacht, Z., J. Joiner, D. Haffner, et al. W. Qin, A. Vasilkov, P. Castellanos, and N. Krotkov. 2022. "Using Machine Learning for Timely Estimates of Ocean Color Information From Hyperspectral Satellite Measurements in the Presence of Clouds, Aerosols, and Sunglint." Frontiers in Remote Sensing, 3: [10.3389/frsen.2022.846174]
Joiner, J., Z. Fasnacht, W. Qin, et al. Y. Yoshida, A. P. Vasilkov, C. Li, L. Lamsal, and N. Krotkov. 2022. "Use of Hyper-Spectral Visible and Near-Infrared Satellite Data for Timely Estimates of the Earth’s Surface Reflectance in Cloudy and Aerosol Loaded Conditions: Part 1–Application to RGB Image Restoration Over Land With GOME-2." Frontiers in Remote Sensing, 2: [10.3389/frsen.2021.716430]
Joiner, J., Z. Fasnacht, B.-C. Gao, and W. Qin. 2021. "Use of Hyper-Spectral Visible and Near-Infrared Satellite Data for Timely Estimates of the Earth’s Surface Reflectance in Cloudy Conditions: Part 2- Image Restoration With HICO Satellite Data in Overcast Conditions." Frontiers in Remote Sensing, 2: 21 [10.3389/frsen.2021.721957]
Vasilkov, A., N. Krotkov, E.-S. Yang, et al. L. Lamsal, J. Joiner, P. Castellanos, Z. Fasnacht, and R. Spurr. 2021. "Explicit and consistent aerosol correction for visible wavelength satellite cloud and nitrogen dioxide retrievals based on optical properties from a global aerosol analysis." Atmospheric Measurement Techniques, 14 (4): 2857-2871 [10.5194/amt-14-2857-2021]
Gorkavyi, N., Z. Fasnacht, D. Haffner, et al. S. Marchenko, J. Joiner, and A. Vasilkov. 2021. "Detection of anomalies in the UV–vis reflectances from the Ozone Monitoring Instrument." Atmospheric Measurement Techniques, 14 (2): 961-974 [10.5194/amt-14-961-2021]
Lamsal, L. N., N. A. Krotkov, A. Vasilkov, et al. S. V. Martchenko, W. Qin, E.-S. Yang, Z. Fasnacht, J. Joiner, S. Choi, D. Haffner, W. H. Swartz, B. Fisher, and E. Bucsela. 2021. "Ozone Monitoring Instrument (OMI) Aura nitrogen dioxide standard product version 4.0 with improved surface and cloud treatments." Atmospheric Measurement Techniques, 14: 455-479 [10.5194/amt-14-455-2021]
Fasnacht, Z., A. Vasilkov, D. Haffner, et al. W. Qin, J. Joiner, N. Krotkov, A. M. Sayer, and R. Spurr. 2019. "A geometry-dependent surface Lambertian-equivalent reflectivity product for UV-Vis retrievals - Part 2: Evaluation over open ocean." Atmospheric Measurement Techniques, 12 (12): 6749-6769 [10.5194/amt-12-6749-2019]
Qin, W., Z. Fasnacht, D. Haffner, et al. A. Vasilkov, J. Joiner, N. Krotkov, B. Fisher, and R. Spurr. 2019. "A geometry-dependent surface Lambertian-equivalent reflectivity product for UV–Vis retrievals – Part 1: Evaluation over land surfaces using measurements from OMI at 466 nm." Atmospheric Measurement Techniques, 12 (7): 3997-4017 [10.5194/amt-12-3997-2019]
Ott, L. E., B. N. Duncan, A. M. Thompson, et al. G. Diskin, Z. Fasnacht, A. O. Langford, M. Lin, A. M. Molod, J. E. Nielsen, S. E. Pusede, K. Wargan, A. J. Weinheimer, and Y. Yoshida. 2016. "Frequency and impact of summertime stratospheric intrusions over Maryland during DISCOVER-AQ (2011): New evidence from NASA's GEOS-5 simulations." J. Geophys. Res. Atmos., [10.1002/2015jd024052]
Joiner, J., S. Marchenko, Z. Fasnacht, et al. L. Lamsal, C. Li, A. Vasilkov, and N. Krotkov. 2023. "Use of machine learning and principal component analysis to retrieve nitrogen dioxide (NO2) with hyperspectral imagers and reduce noise in spectral fitting." Atmospheric Measurement Techniques 16 (2): 481-500 [10.5194/amt-16-481-2023]
Vasilkov, A., N. Krotkov, D. Haffner, Z. Fasnacht, and J. Joiner. 2022. "Estimates of Hyperspectral Surface and Underwater UV Planar and Scalar Irradiances from OMI Measurements and Radiative Transfer Computations." Remote Sensing 14 (9): 2278 [10.3390/rs14092278]
Fasnacht, Z., J. Joiner, D. Haffner, et al. W. Qin, A. Vasilkov, P. Castellanos, and N. Krotkov. 2022. "Using Machine Learning for Timely Estimates of Ocean Color Information From Hyperspectral Satellite Measurements in the Presence of Clouds, Aerosols, and Sunglint." Frontiers in Remote Sensing 3 [10.3389/frsen.2022.846174]
Joiner, J., Z. Fasnacht, W. Qin, et al. Y. Yoshida, A. P. Vasilkov, C. Li, L. Lamsal, and N. Krotkov. 2022. "Use of Hyper-Spectral Visible and Near-Infrared Satellite Data for Timely Estimates of the Earth’s Surface Reflectance in Cloudy and Aerosol Loaded Conditions: Part 1–Application to RGB Image Restoration Over Land With GOME-2." Frontiers in Remote Sensing 2 [10.3389/frsen.2021.716430]
Joiner, J., Z. Fasnacht, B.-C. Gao, and W. Qin. 2021. "Use of Hyper-Spectral Visible and Near-Infrared Satellite Data for Timely Estimates of the Earth’s Surface Reflectance in Cloudy Conditions: Part 2- Image Restoration With HICO Satellite Data in Overcast Conditions." Frontiers in Remote Sensing 2 21 [10.3389/frsen.2021.721957]
Vasilkov, A., N. Krotkov, E.-S. Yang, et al. L. Lamsal, J. Joiner, P. Castellanos, Z. Fasnacht, and R. Spurr. 2021. "Explicit and consistent aerosol correction for visible wavelength satellite cloud and nitrogen dioxide retrievals based on optical properties from a global aerosol analysis." Atmospheric Measurement Techniques 14 (4): 2857-2871 [10.5194/amt-14-2857-2021]
Gorkavyi, N., Z. Fasnacht, D. Haffner, et al. S. Marchenko, J. Joiner, and A. Vasilkov. 2021. "Detection of anomalies in the UV–vis reflectances from the Ozone Monitoring Instrument." Atmospheric Measurement Techniques 14 (2): 961-974 [10.5194/amt-14-961-2021]
Lamsal, L. N., N. A. Krotkov, A. Vasilkov, et al. S. V. Martchenko, W. Qin, E.-S. Yang, Z. Fasnacht, J. Joiner, S. Choi, D. Haffner, W. H. Swartz, B. Fisher, and E. Bucsela. 2021. "Ozone Monitoring Instrument (OMI) Aura nitrogen dioxide standard product version 4.0 with improved surface and cloud treatments." Atmospheric Measurement Techniques 14 455-479 [10.5194/amt-14-455-2021]
Fasnacht, Z., A. Vasilkov, D. Haffner, et al. W. Qin, J. Joiner, N. Krotkov, A. M. Sayer, and R. Spurr. 2019. "A geometry-dependent surface Lambertian-equivalent reflectivity product for UV-Vis retrievals - Part 2: Evaluation over open ocean." Atmospheric Measurement Techniques 12 (12): 6749-6769 [10.5194/amt-12-6749-2019]
Qin, W., Z. Fasnacht, D. Haffner, et al. A. Vasilkov, J. Joiner, N. Krotkov, B. Fisher, and R. Spurr. 2019. "A geometry-dependent surface Lambertian-equivalent reflectivity product for UV–Vis retrievals – Part 1: Evaluation over land surfaces using measurements from OMI at 466 nm." Atmospheric Measurement Techniques 12 (7): 3997-4017 [10.5194/amt-12-3997-2019]
Ott, L. E., B. N. Duncan, A. M. Thompson, et al. G. Diskin, Z. Fasnacht, A. O. Langford, M. Lin, A. M. Molod, J. E. Nielsen, S. E. Pusede, K. Wargan, A. J. Weinheimer, and Y. Yoshida. 2016. "Frequency and impact of summertime stratospheric intrusions over Maryland during DISCOVER-AQ (2011): New evidence from NASA's GEOS-5 simulations." J. Geophys. Res. Atmos. [10.1002/2015jd024052]