TIMOTHY I. MICHAELS Research Scientist Carl Sagan

TIMOTHY I. MICHAELS Research Scientist Carl Sagan

TIMOTHY I. MICHAELS Research Scientist Carl Sagan Center (at the SETI Institute); 189 Bernardo Ave, Suite 100, Mountain View, CA 94043, USA Phone: +1 303-828-3657 [email protected] EDUCATION B.S. Meteorology, May 1999; Valparaiso University, Department of Geography and Meteorology, Valparaiso, Indiana, USA M.S. Meteorology, August 2002; San Jose State University, Department of Meteorology, San Jose, California, USA; Thesis title: “Large Eddy Simulation of Atmospheric Convection on Mars”, advisor: Dr. Scot Rafkin RESEARCH INTERESTS • Numerical modeling of planetary atmospheres (at all spatial and temporal scales; Mars, Titan, Pluto, Triton, Earth, Venus, exoplanets) • Surface-atmosphere interactions (forcing of aeolian bedforms and sediment transport, dust lifting, cycling of surface and subsurface volatiles) • Scientific programming and data visualization (enjoy “mining” any dataset, or heavily modifying any numerical model) • Mission and field campaign planning and support [e.g., significantly participated in atmospheric risk assessment for the Mars Exploration Rover and Mars Phoenix entry, descent, and landing (EDL) phase, hindcast mesoscale atmospheric modeling for northern Alaska geology field expedition] • Education and public outreach (E/PO) [e.g., a primary science advisor for the Wildest Weather in the Solar System planetarium show (Nat. Geographic; 2012)] EXPERIENCE Research Scientist, Carl Sagan Center (@ SETI Institute), California 2012-present Topics: Numerical modeling of the atmospheres of Mars, Titan, Pluto, and Earth, numerical model development, investigating surface-atmosphere interaction Senior Research Scientist, Southwest Research Institute, Colorado 2007-2012 Research Scientist, Southwest Research Institute, Colorado 2003-2007 Topics: Numerical modeling of the atmospheres of Mars, Titan, Pluto, and Earth, numerical model development, atmospheric risk assessment for Phoenix and the Mars Exploration Rover missions Research Scientist, San Jose State University, California 2002 Lecturer, San Jose State University, California 2001-2002 Graduate Research Assistant, San Jose State University, California 1999-2002 Topics: Numerical mesoscale modeling of clouds on Mars and model development, taught undergraduate Fortran and C programming TECHNICAL KNOWLEDGE AND SKILLS Linux system software/hardware administration Programming languages: C, C++, FORTRAN 77, Fortran 90/95/2003+, Python , Perl Visualization tools: IDL, Matlab, NCL / NCAR_Graphics, OpenDX, GrADS, USGS ISIS Atmospheric models: WRF / WRF-Chem (Earth), RAMS (Earth), PRAMS (planetary), NASA Ames Mars GCM, GFDL atmospheric dynamical cores, OLAM next-gen GCM PROFESSIONAL SOCIETIES Member: Division of Planetary Sciences (DPS; American Astronomical Society), American Geophysical Union (AGU) GENERAL PUBLIC-FOCUSED PUBLICATIONS Wildest Weather in the Solar System planetarium show, National Geographic Movies, 2012, served as a primary science advisor. “Star Fields” column by Dava Sobel, in Discover, November 2010, 30-32, mentioned in the piece and contributed a personal dust devil image for the article. SCHOLARLY PUBLICATIONS Stillman, D.E., T.I. Michaels, R.E. Grimm (2014), New observations of martian southern mid-latitude recurring slope lineae (RSL) imply formation by freshwater subsurface flows. Icarus, 233, 328-341, doi:10.1016/j.icarus.2014.01.017. Fenton, L.K., T.I. Michaels, R.A. Beyer (2014), Inverse maximum gross bedform- normal transport 1: How to determine a dune-constructing wind regime using only imagery. Icarus, 230, 5-14, doi:10.1016/j.icarus.2013.04.001. Fenton, L.K., T.I. Michaels, M. Chojnacki, R.A. Beyer (2014), Inverse maximum gross bedform-normal transport 2: Application to a dune field in Ganges Chasma, Mars and comparison with HiRISE repeat imagery and MRAMS. Icarus, 230, 47-63, doi:10.1016/j.icarus.2013.07.009. Fenton, L.K., R.K. Hayward, B.H.N. Horgan, D.M. Rubin, T.N. Titus, M.A. Bishop, D.M. Burr, M. Chojnacki, C.L. Dinwiddie, L. Kerber, A. Le Gall, T.I. Michaels, L.D.V. Neakrase, C.E. Newman, D. Tirsch, H. Yizhaq, J.R. Zimbelman (2013), Summary of the Third International Planetary Dunes Workshop: Remote Sensing and Image Analysis of Planetary Dunes, Flagstaff, Arizona, USA, June 12-15, 2012. Aeolian Research, 8, 29-38, doi:10.1016/j.aeolia.2012.10.006. Zalucha, A.M., T.I. Michaels, N. Madhusudhan (2013), An investigation of a super-Earth exoplanet with a greenhouse-gas atmosphere using a general circulation model. Icarus, 226, 1743-1761, doi:10.1016/j.icarus.2012.12.019. Zalucha, A.M., and T.I. Michaels (2013), A 3D general circulation model for Pluto and Triton with fixed volatile abundance and simplified surface forcing. Icarus, 223, 819- 831, doi:10.1016/j.icarus.2013.01.026. Balme, M.R., A. Pathare, S.M. Metzger, M.C. Towner, S.R. Lewis, A. Spiga, L.K. Fenton, N.O. Renno, H.M. Elliott, F.A. Saca, T.I. Michaels, P. Russell, J. Verdasca (2012), Field measurements of horizontal forward motion velocities of terrestrial dust devils: Towards a proxy for ambient winds on Mars and Earth. Icarus, 221, 632-645, doi:10.1016/j.icarus.2012.08.021. Kok, J.F., E.J.R. Parteli, T.I. Michaels, D.B. Karam (2012), The physics of wind-blown sand and dust. Reports on Progress in Physics, 75, 106901, doi:10.1088/0034- 4885/75/10/106901. Silvestro, S., L.K. Fenton, T.I. Michaels, A. Valdez, G.G. Ori (2012), Interpretation of the complex dune morphology on Mars: dune activity, modelling and a terrestrial analogue. Earth Surf. Process. Landforms. doi: 10.1002/esp.3286 Kite, E.S., S.C.R. Rafkin, T.I. Michaels, W.E. Dietrich, M. Manga (2011), Chaos terrain, storms, and past climate on Mars . J. of Geophys. Res., 116 (E10002). Kite, E.S., T.I. Michaels, S.C.R. Rafkin, M. Manga, W.E. Dietrich (2011), Localized precipitation and runoff on Mars . J. of Geophys. Res., 116 (E07002). Chojnacki, M., D.M. Burr, J.E. Moersch, T.I. Michaels (2011), Orbital observations of contemporary dune activity in Endeavor crater, Meridiani Planum, Mars. J. of Geophys. Res., 116 (E00F19). Fenton, L.K., M.A. Bishop, M.C. Bourke, C.S. Bristow, R.K. Hayward, B.H. Horgan, N. Lancaster, T.I. Michaels, D. Tirsch, T.N. Titus, et al. (2010), Summary of the Second International Planetary Dunes Workshop: Planetary Analogs — Integrating Models, Remote Sensing, and Field Data, Alamosa, Colorado, USA, May 18-21, 2010. Aeolian Research, 2, 173-178. Fenton, L.K., and T.I. Michaels (2010), Characterizing the sensitivity of daytime turbulent activity on Mars with the MRAMS LES: Early results, Mars, 5, 159-171, doi:10.1555/mars.2010.0007. Bridges, N.T., M.E. Banks, R.A. Beyer, F.C. Chuang, E.Z. Noe Dobrea, K.E. Herkenhoff, L.P. Keszthelyi, K.E. Fishbaugh, A.S. McEwen, T.I. Michaels, et al. (2010), Aeolian bedforms, yardangs, and indurated surfaces in the Tharsis Montes as seen by the HiRISE Camera: Evidence for dust aggregates . Icarus, 205, 165-182. Hayward, R.K., T.N. Titus, T.I. Michaels, L.K. Fenton, A. Colaprete, P.R. Christensen (2009), Aeolian dunes as ground truth for atmospheric modeling on Mars . J. of Geophys. Res., 114 (E11012). Clancy, R.T., M.J. Wolff, B.A. Cantor, M.C. Malin, T.I. Michaels (2009), Valles Marineris cloud trails. J. of Geophys. Res., 114 (E11002). Titus, T.N., T.I. Michaels (2009), Determining Priorities for Future Mars Polar Research . Eos, Transactions American Geophysical Union, 90, October, 351. Michaels, T.I., and S.C.R. Rafkin (2008), Meteorological predictions for candidate 2007 Phoenix Mars Lander sites using the Mars Regional Atmospheric Modeling System (MRAMS), J. Geophys. Res., 113, E00A07, doi:10.1029/2007JE003013. Tamppari, L.K., J. Barnes, E. Bonfiglio, B. Cantor, A.J. Friedson, A. Ghosh, M.R. Grover, D. Kass, T.Z. Martin, M. Mellon, T.I. Michaels, et al. (2008), Expected atmospheric environment for the Phoenix landing season and location. J. of Geophys. Res., 113 (E00A20). Greeley, R., P.L. Whelley, L.D.V. Neakrase, R.E. Arvidson, N.T. Bridges, N.A. Cabrol, P.R. Christensen, Kaichang Di, D.J. Foley, M.P. Golombek, T.I. Michaels, et al. (2008), Columbia Hills, Mars: Aeolian features seen from the ground and orbit . J. of Geophys. Res., 113 (E06S06). Sta. Maria, M.R.V., S.C.R. Rafkin, T.I. Michaels (2006), Numerical simulation of atmospheric bore waves on Mars. Icarus, 185, 383-394. Michaels, T.I., A. Colaprete, and S.C.R. Rafkin (2006), Significant vertical water transport by mountain-induced circulations on Mars. Geophys. Res. Lett., 33, doi:10.1029/2006GL026562. Michaels, T.I. (2006), Numerical modeling of Mars dust devils: Albedo track generation. Geophys. Res. Lett., 33, doi:10.1029/2006GL026268. Greeley, R., R.E. Arvidson, P.W. Barlett, D. Blaney, N.A. Cabrol, P.R. Christensen, R.L. Fergason, M.P. Golombek, G.A. Landis, M.T. Lemmon, T.I. Michaels, et al. (2006), Gusev crater: Wind-related features and processes observed by the Mars Exploration Rover Spirit . J. of Geophys. Res., 111 (E02S09). Michaels, T.I., and S.C.R. Rafkin (2004), Large-eddy simulation of atmospheric convection on Mars. Q. J. R. Meteorol. Soc., 130(599), 1251-1274. Rafkin, S.C.R., T.I. Michaels, R. Haberle (2004) , Meteorological predictions for the Beagle 2 mission to Mars. Geophys. Res. Lett., 31 (L01703). Kass, D.M., J.T. Schofield, T.I. Michaels, S.C.R. Rafkin, M.I. Richardson, A.D. Toigo (2003), Analysis of atmospheric mesoscale models for entry, descent, and landing . J. of Geophys. Res., 108 (E12), doi:10.1029/2003JE002065. Rafkin, S.C.R., T.I. Michaels (2003), Meteorological predictions for 2003 Mars Exploration Rover high-priority landing sites . J. of Geophys. Res., 108 (E12), doi:10.1029/2002JE002027. Greeley, R., R.O. Kuzmin, S.C.R. Rafkin, T.I. Michaels, R. Haberle (2003), Wind- related features in Gusev crater, Mars . J. of Geophys. Res., 108 (E12), doi:10.1029/2002JE002006. Rafkin, S.C.R., and T.I.

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