Constraints on Mars Hydrogen loss from MAVEN: processes and present-day rates

Michael Chaffin1, Justin Deighan1, Ian F Stewart2, Nicholas McCord Schneider1, Jean-Yves Chaufray3, Sonal Jain2, Edward Thiemann4, Majd Mayyasi5, John T Clarke6, Matteo Michael James Crismani7, Arnaud Stiepen2, Franck Montmessin8, Dr. Francis Gerard Eparvier, Ph.D.4, Bill McClintock9, Greg Holsclaw10 and Bruce Martin Jakosky11, (1)University of Colorado Boulder, Laboratory for Atmospheric and Space Physics, Boulder, United States, (2)Laboratory for Atmospheric and Space Physics, Boulder, CO, United States, (3)LATMOS/IPSL, Guyancourt, France, (4)LASP, University of Colorado at Boulder, Boulder, CO, United States, (5)Boston University, Center for Space Physics, Boston, MA, United States, (6)Boston University, Boston, MA, United States, (7)California State University, Department of Physics and Astronomy, San Bernardino, United States, (8)Laboratoire Atmosphères, Observations Spatiales, IPSL, CNRS, UVSQ, Sorbonne Université, Guyancourt, France, (9)University of Colorado, Laboratory for Atmospheric and Space Physics, Boulder, CO, United States, (10)Laboratory for Atmospheric and Space Physics, University of Colorado, Boulder, United States, (11)Laboratory for Atmospheric and Space Physics, University of Colorado Boulder, Boulder, United States