Dr. Bryant D. Loomis

Dr. Bryant D. Loomis

  • RSCH AST, SOLID EARTH GEOPHYSICAL STD
  • 301.614.5590
  • NASA/GSFC
  • Mail Code: 61A
  • GREENBELT , MD 20771
  • Employer: NASA
  • Current Projects

    GRACE and GRACE-FO Science Team Member

    GRACE-FO Science Data System (SDS)

    NASA High Mountain Asia Team (HiMAT)

    NASA Sea Level Change Team (N-SLCT)

    Positions/Employment

    2009 - 2017

    Chief Scientist

    SGT Inc., Science Division, Greenbelt, MD
    2017 - Present

    Research Geophysicist

    NASA Goddard Space Flight Center, Greenbelt, MD

    Education

    B.S. Engineering, Hope College

    M.S. Aerospace Engineering Sciences, University of Colorado at Boulder

    Ph.D. Aerospace Engineering Sciences, University of Colorado at Boulder

    Awards

    2016 NASA Robert H. Goddard Exceptional Achievement for Science, Individual

    2016 NASA Goddard Space Flight Center Solar System Exploration Division Peer Award

    2014 NASA Robert H. Goddard Exceptional Achievement for Science Team (GRAIL)

    Publications

    Refereed

    Cazenave, A., B. Meyssignac, M. Ablain, et al. M. Balmaseda, J. Bamber, B. D. Beckley, J. Benveniste, E. Berthier, A. Blazquez, T. Boyer, D. Caceres, D. Chambers, N. Champollion, B. Chao, J. Chen, L. Cheng, J. A. Church, S. Chuter, J. G. Cogley, S. Dangendorf, D. Desbruyères, P. Döll, C. Domingues, U. Falk, J. Famiglietti, L. Fenoglio-Marc, R. Forsberg, G. Galassi, A. Gardner, A. Groh, B. Hamlington, A. Hogg, M. Horwath, V. Humphrey, L. Husson, M. Ishii, A. Jaeggi, S. Jevrejeva, G. Johnson, N. Kolodziejczyk, J. Kusche, K. Lambeck, F. Landerer, P. Leclercq, B. Legresy, E. Leuliette, W. Llovel, L. Longueverne, B. D. Loomis, S. B. Luthcke, M. Marcos, B. Marzeion, C. Merchant, M. Merrifield, G. Milne, G. Mitchum, Y. Mohajerani, M. Monier, D. Monselesan, S. Nerem, H. Palanisamy, F. Paul, B. Perez, C. G. Piecuch, R. M. Ponte, S. G. Purkey, J. T. Reager, R. Rietbroek, E. Rignot, R. Riva, D. H. Roemmich, L. S. Sørensen, I. Sasgen, E. J. Schrama, S. I. Seneviratne, C. K. Shum, G. Spada, D. Stammer, R. van de Wal, I. Velicogna, K. von Schuckmann, Y. Wada, Y. Wang, C. Watson, D. Wiese, S. Wijffels, R. Westaway, G. Wöppelmann, and B. Wouters. 2018. "Global sea-level budget 1993--present." Earth System Science Data, 10 (3): 1551--1590 [10.5194/essd-10-1551-2018]

    Shepherd, A., E. Ivins, E. Rignot, et al. B. Smith, M. V. Broeke, I. Velicogna, P. Whitehouse, K. Briggs, I. Joughin, G. Krinner, S. M. Crooks Nowicki, T. Payne, T. Scambos, N. Schlegel, G. A, C. Agosta, A. Ahstrøm, G. Babonis, V. Barletta, A. Blazquez, J. Bonin, B. Csatho, R. Cullather, D. Felikson, X. Fettweis, R. Forsberg, H. Gallee, A. Gardner, L. Gilbert, A. Groh, B. Gunter, E. Hanna, C. Harig, V. Helm, A. Horwath, M. Horwath, S. Khan, K. K. Kjeldsen, H. Konrad, P. Langen, B. Lecavalier, B. D. Loomis, S. B. Luthcke, M. McMillan, D. Melini, S. Mernild, Y. Mohajerani, P. Moore, J. Mouginot, G. Moyano, A. Muir, T. Nagler, G. Nield, J. Nilsson, B. Noel, I. Otosaka, M. E. Pattle, W. R. Peltier, N. Pie, R. Rietbroek, H. Rott, L. Sandberg-Sørensen, I. Sagen, H. Save, B. Scheuchl, E. Schrama, L. Schröder, K.-W. Seo, S. Simonsen, T. Slater, G. Spada, T. Sutterley, L. Tarasov, W. J. van de Berg, W. van der Wal, B. D. Vishwakarma, D. Wiese, and B. Wouters. 2018. "Mass balance of the Antarctic Ice Sheet from 1992 to 2017." Nature, 558: 219-222 [10.1038/s41586-018-0179-y]

    Brookfield, A. E., M. C. Hill, M. Rodell, et al. B. D. Loomis, R. L. Stotler, M. E. Porter, and G. C. Bohling. 2018. "In-Situ and GRACE-based Groundwater Observations: Similarities, Discrepancies, and Evaluation in the High Plains Aquifer in Kansas." Water Resources Research, [10.1029/2018wr023836]

    Loomis, B. D., and S. B. Luthcke. 2017. "Mass evolution of Mediterranean, Black, Red, and Caspian Seas from GRACE and altimetry: accuracy assessment and solution calibration." J. Geodesy, 91 (2): 195-206 [10.1007/s00190-016-0952-3]

    Loomis, B. D., and S. B. Luthcke. 2014. "OPTIMIZED SIGNAL DENOISING AND ADAPTIVE ESTIMATION OF SEASONAL TIMING AND MASS BALANCE FROM SIMULATED GRACE-LIKE REGIONAL MASS VARIATIONS." Adv. Adapt. Data Anal., 06 (01): 1450003 [10.1142/s1793536914500034]

    Lemoine, F. G., S. J. Goossens, T. J. Sabaka, et al. J. B. Nicholas, E. Mazarico, D. D. Rowlands, B. D. Loomis, D. S. Chinn, G. A. Neumann, D. E. Smith, and M. T. Zuber. 2014. "GRGM900C: A degree-900 lunar gravity model from GRAIL primary and extended mission data." Geophys. Res. Lett., 41 (10): 3382-3389 [10.1002/2014GL060027]

    Luthcke, S. B., D. Rowlands, T. Sabaka, et al. B. Loomis, M. Horwath, and A. Arendt. 2014. "Gravimetry measurements from space." Remote Sensing of the Cryosphere, 231-247 [10.1002/9781118368909.ch10]

    Luthcke, S. B., T. J. Sabaka, B. D. Loomis, et al. A. A. Arendt, J. J. McCarthy, and J. B. Camp. 2013. "Antarctica, Greenland and Gulf of Alaska land ice evolution from an iterated GRACE global mascon solution." Journal of Glaciology, 216: 613-631 [10.3189/2013JoG12J147]

    Lemoine, F. G., S. J. Goossens, T. J. Sabaka, et al. J. B. Nicholas, E. M. Mazarico, D. D. Rowlands, B. D. Loomis, D. S. Chinn, D. S. Caprette, G. A. Neumann, D. E. Smith, and M. T. Zuber. 2013. "High-degree gravity models from GRAIL primary mission data." J. Geophys. Res.-Planets, 118: 1676-1698 [10.1002/jgre.20118]

    Loomis, B. D., R. S. Nerem, and S. B. Luthcke. 2012. "Simulation study of a follow-on gravity mission to GRACE." Journal of Geodesy, 86 (5): 319-335 [10.1007/s00190-011-0521-8]

    Non-Refereed

    Goossens, S. J., F. G. Lemoine, T. J. Sabaka, et al. J. B. Nicholas, E. Mazarico, D. D. Rowlands, B. D. Loomis, D. S. Chinn, G. A. Neumann, D. E. Smith, and M. T. Zuber. 2016. "A global degree and order 1200 model of the lunar gravity field using GRAIL mission data." Lunar and Planetary Science Conference XLVII, March 21-25, 2016, The Woodlands, Texas, U.S.A., (https://www.hou.usra.edu/meetings/lpsc2016/pdf/1484.pdf), Paper # 1484 [Full Text (Link)]

    Lemoine, F. G., S. J. Goossens, T. J. Sabaka, et al. J. B. Nicholas, E. M. Mazarico, D. D. Rowlands, B. D. Loomis, D. S. Chinn, D. Caprette, G. A. Neumann, D. E. Smith, and M. T. Zuber. 2013. "Modeling and precise orbit determination in suport of gravity model development for the GRAIL mission." Spaceflight Mechanics 2013 (AAS/AIAA Spaceflight Mechanics Meeting, Feb. 10-14, 2013, Kauai, Hawaii), Advances in the Astronautical Sciences 148, Part II: San Diego, California, U.S.A.: 1111-1123.

    Stephens, M., R. Craig, J. Leitch, et al. R. Pierce, R. Nerem, P. Bender, and B. Loomis. 2006. "Demonstration of an Interferometric Laser Ranging System for a Follow-On Gravity Mission to GRACE." 2006 IEEE International Symposium on Geoscience and Remote Sensing [10.1109/igarss.2006.288]

    Publications

    Refereed

    Cazenave, A., B. Meyssignac, M. Ablain, et al. M. Balmaseda, J. Bamber, B. D. Beckley, J. Benveniste, E. Berthier, A. Blazquez, T. Boyer, D. Caceres, D. Chambers, N. Champollion, B. Chao, J. Chen, L. Cheng, J. A. Church, S. Chuter, J. G. Cogley, S. Dangendorf, D. Desbruyères, P. Döll, C. Domingues, U. Falk, J. Famiglietti, L. Fenoglio-Marc, R. Forsberg, G. Galassi, A. Gardner, A. Groh, B. Hamlington, A. Hogg, M. Horwath, V. Humphrey, L. Husson, M. Ishii, A. Jaeggi, S. Jevrejeva, G. Johnson, N. Kolodziejczyk, J. Kusche, K. Lambeck, F. Landerer, P. Leclercq, B. Legresy, E. Leuliette, W. Llovel, L. Longueverne, B. D. Loomis, S. B. Luthcke, M. Marcos, B. Marzeion, C. Merchant, M. Merrifield, G. Milne, G. Mitchum, Y. Mohajerani, M. Monier, D. Monselesan, S. Nerem, H. Palanisamy, F. Paul, B. Perez, C. G. Piecuch, R. M. Ponte, S. G. Purkey, J. T. Reager, R. Rietbroek, E. Rignot, R. Riva, D. H. Roemmich, L. S. Sørensen, I. Sasgen, E. J. Schrama, S. I. Seneviratne, C. K. Shum, G. Spada, D. Stammer, R. van de Wal, I. Velicogna, K. von Schuckmann, Y. Wada, Y. Wang, C. Watson, D. Wiese, S. Wijffels, R. Westaway, G. Wöppelmann, and B. Wouters. 2018. "Global sea-level budget 1993--present." Earth System Science Data 10 (3): 1551--1590 [10.5194/essd-10-1551-2018]

    Shepherd, A., E. Ivins, E. Rignot, et al. B. Smith, M. V. Broeke, I. Velicogna, P. Whitehouse, K. Briggs, I. Joughin, G. Krinner, S. M. Crooks Nowicki, T. Payne, T. Scambos, N. Schlegel, G. A, C. Agosta, A. Ahstrøm, G. Babonis, V. Barletta, A. Blazquez, J. Bonin, B. Csatho, R. Cullather, D. Felikson, X. Fettweis, R. Forsberg, H. Gallee, A. Gardner, L. Gilbert, A. Groh, B. Gunter, E. Hanna, C. Harig, V. Helm, A. Horwath, M. Horwath, S. Khan, K. K. Kjeldsen, H. Konrad, P. Langen, B. Lecavalier, B. D. Loomis, S. B. Luthcke, M. McMillan, D. Melini, S. Mernild, Y. Mohajerani, P. Moore, J. Mouginot, G. Moyano, A. Muir, T. Nagler, G. Nield, J. Nilsson, B. Noel, I. Otosaka, M. E. Pattle, W. R. Peltier, N. Pie, R. Rietbroek, H. Rott, L. Sandberg-Sørensen, I. Sagen, H. Save, B. Scheuchl, E. Schrama, L. Schröder, K.-W. Seo, S. Simonsen, T. Slater, G. Spada, T. Sutterley, L. Tarasov, W. J. van de Berg, W. van der Wal, B. D. Vishwakarma, D. Wiese, and B. Wouters. 2018. "Mass balance of the Antarctic Ice Sheet from 1992 to 2017." Nature 558 219-222 [10.1038/s41586-018-0179-y]

    Brookfield, A. E., M. C. Hill, M. Rodell, et al. B. D. Loomis, R. L. Stotler, M. E. Porter, and G. C. Bohling. 2018. "In-Situ and GRACE-based Groundwater Observations: Similarities, Discrepancies, and Evaluation in the High Plains Aquifer in Kansas." Water Resources Research [10.1029/2018wr023836]

    Loomis, B. D., and S. B. Luthcke. 2017. "Mass evolution of Mediterranean, Black, Red, and Caspian Seas from GRACE and altimetry: accuracy assessment and solution calibration." J. Geodesy 91 (2): 195-206 [10.1007/s00190-016-0952-3]

    Loomis, B. D., and S. B. Luthcke. 2014. "OPTIMIZED SIGNAL DENOISING AND ADAPTIVE ESTIMATION OF SEASONAL TIMING AND MASS BALANCE FROM SIMULATED GRACE-LIKE REGIONAL MASS VARIATIONS." Adv. Adapt. Data Anal. 06 (01): 1450003 [10.1142/s1793536914500034]

    Lemoine, F. G., S. J. Goossens, T. J. Sabaka, et al. J. B. Nicholas, E. Mazarico, D. D. Rowlands, B. D. Loomis, D. S. Chinn, G. A. Neumann, D. E. Smith, and M. T. Zuber. 2014. "GRGM900C: A degree-900 lunar gravity model from GRAIL primary and extended mission data." Geophys. Res. Lett. 41 (10): 3382-3389 [10.1002/2014GL060027]

    Luthcke, S. B., D. Rowlands, T. Sabaka, et al. B. Loomis, M. Horwath, and A. Arendt. 2014. "Gravimetry measurements from space." Remote Sensing of the Cryosphere 231-247 [10.1002/9781118368909.ch10]

    Luthcke, S. B., T. J. Sabaka, B. D. Loomis, et al. A. A. Arendt, J. J. McCarthy, and J. B. Camp. 2013. "Antarctica, Greenland and Gulf of Alaska land ice evolution from an iterated GRACE global mascon solution." Journal of Glaciology 216 613-631 [10.3189/2013JoG12J147]

    Lemoine, F. G., S. J. Goossens, T. J. Sabaka, et al. J. B. Nicholas, E. M. Mazarico, D. D. Rowlands, B. D. Loomis, D. S. Chinn, D. S. Caprette, G. A. Neumann, D. E. Smith, and M. T. Zuber. 2013. "High-degree gravity models from GRAIL primary mission data." J. Geophys. Res.-Planets 118 1676-1698 [10.1002/jgre.20118]

    Loomis, B. D., R. S. Nerem, and S. B. Luthcke. 2012. "Simulation study of a follow-on gravity mission to GRACE." Journal of Geodesy 86 (5): 319-335 [10.1007/s00190-011-0521-8]

    Non-Refereed

    Goossens, S. J., F. G. Lemoine, T. J. Sabaka, et al. J. B. Nicholas, E. Mazarico, D. D. Rowlands, B. D. Loomis, D. S. Chinn, G. A. Neumann, D. E. Smith, and M. T. Zuber. 2016. "A global degree and order 1200 model of the lunar gravity field using GRAIL mission data." Lunar and Planetary Science Conference XLVII, March 21-25, 2016, The Woodlands, Texas, U.S.A., (https://www.hou.usra.edu/meetings/lpsc2016/pdf/1484.pdf), Paper # 1484 [Full Text (Link)]

    Lemoine, F. G., S. J. Goossens, T. J. Sabaka, et al. J. B. Nicholas, E. M. Mazarico, D. D. Rowlands, B. D. Loomis, D. S. Chinn, D. Caprette, G. A. Neumann, D. E. Smith, and M. T. Zuber. 2013. "Modeling and precise orbit determination in suport of gravity model development for the GRAIL mission." Spaceflight Mechanics 2013 (AAS/AIAA Spaceflight Mechanics Meeting, Feb. 10-14, 2013, Kauai, Hawaii), Advances in the Astronautical Sciences 148, Part II 1111-1123

    Stephens, M., R. Craig, J. Leitch, et al. R. Pierce, R. Nerem, P. Bender, and B. Loomis. 2006. "Demonstration of an Interferometric Laser Ranging System for a Follow-On Gravity Mission to GRACE." 2006 IEEE International Symposium on Geoscience and Remote Sensing [10.1109/igarss.2006.288]

                                                                                                                                                                                            
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