Physics
Scientific paper
Dec 2002
adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=2002agufm.p12b0372l&link_type=abstract
American Geophysical Union, Fall Meeting 2002, abstract #P12B-0372
Physics
5464 Remote Sensing, 5494 Instruments And Techniques, 6225 Mars
Scientific paper
Aboard the currently orbiting Mars Odyssey spacecraft is the Thermal Emission Imaging Spectrometer (THEMIS) that acquires both visible (VIS) and thermal (IR) wavelength images of the surface. The visible images can be used to conduct crater population studies as is traditional with visible photographic planetary data. However, this study shows that infrared images also may be utilized successfully for crater population studies. THEMIS collects both daytime (VIS and IR) and nighttime (IR only) data, but the nighttime data are less useful for the crater counting analyses than are either daytime data set because counts using the nighttime images are routinely underestimating the number of craters present. For this study, the THEMIS data were utilized to study the Sinus Meridiani landing site crater population.
Christensen Per Rex
Lane Melissa D.
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