Evan Derek Hoffman

No photo available

Evan Derek Hoffman

  • RSCH AST, SOLID EARTH GEOPHYSICAL STD
  • 301.286.1394
  • NASA/GSFC
  • Mail Code: 61A.1
  • Greenbelt , MD 20771
  • Employer: NASA
  • Positions/Employment

    6/2016 - Present

    SLR Instrument Scientist

    NASA Goddard Space Flight Center, Greenbelt, Maryland
    1/2013 - 10/2014

    Researcher

    GFZ German Research Centre for Geosciences, Potsdam, Germany
    4/2008 - 5/2016

    Systems Engineer

    Honeywell Technology Solutions, Inc., Lanham, Maryland
    6/2007 - 3/2008

    Electronics Engineer

    United States Naval Observatory, Washington, D.C.

    Publications

    Refereed

    Sun, X., D. E. Smith, E. D. Hoffman, et al. S. W. Wake, D. R. Cremons, E. Mazarico, J.-M. Lauenstein, and E. C. Aaron. 2019. "Small and Lightweight Laser Retro-Reflector Arrays for Lunar Landers." Applied Optics, 58 (33): 9259-9266 [10.1364/AO.58.009259]

    McGarry, J. F., E. D. Hoffman, J. J. Degnan, et al. J. W. Cheek, C. B. Clarke, I. F. Diegel, H. L. Donovan, J. E. Horvath, M. Marzouk, A. R. Nelson, D. S. Patterson, R. L. Ricklefs, M. D. Shappirio, S. L. Wetzel, and T. W. Zagwodzki. 2019. "NASA’s satellite laser ranging systems for the twenty-first century." Journal of Geodesy, 93 (11): 2249–2262 [10.1007/s00190-018-1191-6]

    Merkowitz, S. M., S. Bolotin, P. Elosegui, et al. J. Esper, J. Gipson, L. Hilliard, E. Himwich, E. D. Hoffman, D. D. Lakins, R. C. Lamb, F. G. Lemoine, J. L. Long, J. F. McGarry, D. S. MacMillan, B. P. Michael, C. Noll, E. C. Pavlis, M. R. Pearlman, C. Ruszczyk, M. D. Shappirio, and D. A. Stowers. 2019. "Modernizing and expanding the NASA Space Geodesy Network to meet future geodetic requirements." Journal of Geodesy, 93 (11): 2263-2273 [10.1007/s00190-018-1204-5]

    Barker, M. K., X. Sun, D. Mao, et al. E. Mazarico, G. A. Neumann, M. T. Zuber, D. E. Smith, J. L. Mcgarry, and E. D. Hoffman. 2018. "In-flight characterization of the lunar orbiter laser altimeter instrument pointing and far-field pattern." Applied Optics, 57 (27): 7702 [10.1364/ao.57.007702]

    Mao, D., J. L. Mcgarry, E. Mazarico, et al. G. A. Neumann, X. Sun, M. H. Torrence, T. W. Zagwodzki, D. D. Rowlands, E. D. Hoffman, J. E. Horvath, J. E. Golder, M. K. Barker, D. E. Smith, and M. T. Zuber. 2017. "The Laser Ranging Experiment of the Lunar Reconnaissance Orbiter: Five Years of Operations and Data Analysis." Icarus, 283: 55-69 [10.1016/j.icarus.2016.07.003]

    Sun, X., D. R. Skillman, E. D. Hoffman, et al. D. Mao, J. F. McGarry, L. McIntire, R. S. Zellar, F. M. Davidson, W. H. Fong, M. A. Krainak, G. A. Neumann, M. T. Zuber, and D. E. Smith. 2013. "Free space laser communication experiments from Earth to the Lunar Reconnaissance Orbiter in lunar orbit." Optics Express, 21 (2): 1865 [10.1364/oe.21.001865]

    Non-Refereed

    Donovan, H. L., D. S. Patterson, S. L. Wetzel, et al. J. Marzouk, J. L. Mcgarry, J. J. Degnan, A. Nelson, F. Hall, J. W. Cheek, M. Shappirio, and E. D. Hoffman. 2016. "The Gimbal and Telescope Assembly for NASA's Next Generation Space Geodesy SLR Systems." 20th International Workshop on Laser Ranging, Potsdam Germany, October 9-14, 2016 [Full Text (Link)]

    Mcgarry, J. L., H. L. Donovan, S. L. Wetzel, et al. J. Marzouk, J. J. Degnan, J. E. Horvath, J. W. Cheek, E. D. Hoffman, D. S. Patterson, I. Diegel, R. Ricklefs, R. Machan, E. L. Leventhal, A. M. Mann, and C. B. Clarke. 2016. "Designing NASA's Next Generation SLR stations with the goal of full automation." 20th International Workshop on Laser Ranging, Potsdam Germany, October 9-14, 2016. [Full Text (Link)]

    Mcgarry, J. L., D. Mao, E. Mazarico, et al. G. A. Neumann, X. Sun, M. H. Torrence, M. K. Barker, E. D. Hoffman, J. E. Horvath, D. E. Smith, and M. T. Zuber. 2016. "The Contributions of ILRS Laser Ranging to the Lunar Reconnaissance Orbiter Mission." 20th International Workshop on Laser Ranging, Potsdam Germany, October 9-14, 2016 [Full Text (Link)]

    Hoffman, E. D. 2016. "SGSLR Testing Facility at GGAO." GSFC-E-DAA-TN35238 [Full Text (Link)]

    Hoffman, E. D., D. S. Patterson, H. L. Donovan, J. L. Mcgarry, and C. B. Clarke. 2016. "SGSLR Range Control Electronics Design and Implementation." 20th International Workshop on Laser Ranging, Potsdam Germany, October 9-14, 2016 [Full Text (Link)]

    Merkowitz, S. M., J. Esper, L. M. Hilliard, et al. E. D. Hoffman, J. E. Horvath, F. G. Lemoine, J. L. Long, C. Ma, D. McCormick, J. L. Mcgarry, B. P. Michael, C. E. Noll, J. Sager, M. D. Shappirio, and S. L. Wetzel. 2016. "The NASA Space Geodesy Network." 20th International Workshop on Laser Ranging, Potsdam Germany, October 9-14, 2016 [Full Text (Link)]

    Hoffman, E. D., L. Grunwaldt, S. Weisheit, and T. Gerber. 2014. "Upgrades and New Capabilities of the GFZ SLR Timing System." Proceedings of the 19th International Workshop on Laser Ranging, Annapolis, Maryland, October 27-31, 2014 [Full Text (Link)]

    Sun, X., D. R. Skillman, E. D. Hoffman, et al. D. Mao, J. L. Mcgarry, G. A. Neumann, L. McIntire, R. S. Zellar, F. M. Davidson, W. H. Fong, M. A. Krainak, M. T. Zuber, and D. E. Smith. 2013. "Simultaneous Laser Ranging and Communication from an Earth-Based Satellite Laser Ranging Station to the Lunar Reconnaissance Orbiter in Lunar Orbit.”." Proceedings of the SPIE XXV Conference on Free-Space Laser Communication and Atmospheric Propagation [10.1117/12.2006645]

    Publications

    Refereed

    Sun, X., D. E. Smith, E. D. Hoffman, et al. S. W. Wake, D. R. Cremons, E. Mazarico, J.-M. Lauenstein, and E. C. Aaron. 2019. "Small and Lightweight Laser Retro-Reflector Arrays for Lunar Landers." Applied Optics 58 (33): 9259-9266 [10.1364/AO.58.009259]

    McGarry, J. F., E. D. Hoffman, J. J. Degnan, et al. J. W. Cheek, C. B. Clarke, I. F. Diegel, H. L. Donovan, J. E. Horvath, M. Marzouk, A. R. Nelson, D. S. Patterson, R. L. Ricklefs, M. D. Shappirio, S. L. Wetzel, and T. W. Zagwodzki. 2019. "NASA’s satellite laser ranging systems for the twenty-first century." Journal of Geodesy 93 (11): 2249–2262 [10.1007/s00190-018-1191-6]

    Merkowitz, S. M., S. Bolotin, P. Elosegui, et al. J. Esper, J. Gipson, L. Hilliard, E. Himwich, E. D. Hoffman, D. D. Lakins, R. C. Lamb, F. G. Lemoine, J. L. Long, J. F. McGarry, D. S. MacMillan, B. P. Michael, C. Noll, E. C. Pavlis, M. R. Pearlman, C. Ruszczyk, M. D. Shappirio, and D. A. Stowers. 2019. "Modernizing and expanding the NASA Space Geodesy Network to meet future geodetic requirements." Journal of Geodesy 93 (11): 2263-2273 [10.1007/s00190-018-1204-5]

    Barker, M. K., X. Sun, D. Mao, et al. E. Mazarico, G. A. Neumann, M. T. Zuber, D. E. Smith, J. L. Mcgarry, and E. D. Hoffman. 2018. "In-flight characterization of the lunar orbiter laser altimeter instrument pointing and far-field pattern." Applied Optics 57 (27): 7702 [10.1364/ao.57.007702]

    Mao, D., J. L. Mcgarry, E. Mazarico, et al. G. A. Neumann, X. Sun, M. H. Torrence, T. W. Zagwodzki, D. D. Rowlands, E. D. Hoffman, J. E. Horvath, J. E. Golder, M. K. Barker, D. E. Smith, and M. T. Zuber. 2017. "The Laser Ranging Experiment of the Lunar Reconnaissance Orbiter: Five Years of Operations and Data Analysis." Icarus 283 55-69 [10.1016/j.icarus.2016.07.003]

    Sun, X., D. R. Skillman, E. D. Hoffman, et al. D. Mao, J. F. McGarry, L. McIntire, R. S. Zellar, F. M. Davidson, W. H. Fong, M. A. Krainak, G. A. Neumann, M. T. Zuber, and D. E. Smith. 2013. "Free space laser communication experiments from Earth to the Lunar Reconnaissance Orbiter in lunar orbit." Optics Express 21 (2): 1865 [10.1364/oe.21.001865]

    Non-Refereed

    Donovan, H. L., D. S. Patterson, S. L. Wetzel, et al. J. Marzouk, J. L. Mcgarry, J. J. Degnan, A. Nelson, F. Hall, J. W. Cheek, M. Shappirio, and E. D. Hoffman. 2016. "The Gimbal and Telescope Assembly for NASA's Next Generation Space Geodesy SLR Systems." 20th International Workshop on Laser Ranging, Potsdam Germany, October 9-14, 2016 [Full Text (Link)]

    Mcgarry, J. L., H. L. Donovan, S. L. Wetzel, et al. J. Marzouk, J. J. Degnan, J. E. Horvath, J. W. Cheek, E. D. Hoffman, D. S. Patterson, I. Diegel, R. Ricklefs, R. Machan, E. L. Leventhal, A. M. Mann, and C. B. Clarke. 2016. "Designing NASA's Next Generation SLR stations with the goal of full automation." 20th International Workshop on Laser Ranging, Potsdam Germany, October 9-14, 2016. [Full Text (Link)]

    Mcgarry, J. L., D. Mao, E. Mazarico, et al. G. A. Neumann, X. Sun, M. H. Torrence, M. K. Barker, E. D. Hoffman, J. E. Horvath, D. E. Smith, and M. T. Zuber. 2016. "The Contributions of ILRS Laser Ranging to the Lunar Reconnaissance Orbiter Mission." 20th International Workshop on Laser Ranging, Potsdam Germany, October 9-14, 2016 [Full Text (Link)]

    Hoffman, E. D. 2016. "SGSLR Testing Facility at GGAO." GSFC-E-DAA-TN35238 [Full Text (Link)]

    Hoffman, E. D., D. S. Patterson, H. L. Donovan, J. L. Mcgarry, and C. B. Clarke. 2016. "SGSLR Range Control Electronics Design and Implementation." 20th International Workshop on Laser Ranging, Potsdam Germany, October 9-14, 2016 [Full Text (Link)]

    Merkowitz, S. M., J. Esper, L. M. Hilliard, et al. E. D. Hoffman, J. E. Horvath, F. G. Lemoine, J. L. Long, C. Ma, D. McCormick, J. L. Mcgarry, B. P. Michael, C. E. Noll, J. Sager, M. D. Shappirio, and S. L. Wetzel. 2016. "The NASA Space Geodesy Network." 20th International Workshop on Laser Ranging, Potsdam Germany, October 9-14, 2016 [Full Text (Link)]

    Hoffman, E. D., L. Grunwaldt, S. Weisheit, and T. Gerber. 2014. "Upgrades and New Capabilities of the GFZ SLR Timing System." Proceedings of the 19th International Workshop on Laser Ranging, Annapolis, Maryland, October 27-31, 2014 [Full Text (Link)]

    Sun, X., D. R. Skillman, E. D. Hoffman, et al. D. Mao, J. L. Mcgarry, G. A. Neumann, L. McIntire, R. S. Zellar, F. M. Davidson, W. H. Fong, M. A. Krainak, M. T. Zuber, and D. E. Smith. 2013. "Simultaneous Laser Ranging and Communication from an Earth-Based Satellite Laser Ranging Station to the Lunar Reconnaissance Orbiter in Lunar Orbit.”." Proceedings of the SPIE XXV Conference on Free-Space Laser Communication and Atmospheric Propagation [10.1117/12.2006645]

                                                                                                                                                                                            
    NASA Logo, National Aeronautics and Space Administration