Repository: The Distribution of Frosts on Mars: Links to Present-Day Gully Activity

This repository contains:

1. Global calculated CO2 frost point temperatures calculated at 1 ppd every 10 Ls using surface pressure from the online version of the Mars Climate Database
(http://www-mars.lmd.jussieu.fr/mcd_python/)
CO2 Frost Points

2. Local Solar Time and Season of THEMIS CO2 Frost Detections at gully locations
corr_gully_detections_filenames_meta

3. Calculated CO2 frost amounts at 30S, 40S, 50S and 60S on pole-facing slopes
Frost Amounts

4. Calculated CO2 frost amounts varying with lower material thermal inertia, slope azimuth, top material thermal inertia, top material thickness and surface albedo
Frost Sensitivity

5. 'Normalized' gully maps from Harrison et al. (2015), Vincendon (2015) and Dundas et al. (2019)
Gully Data Shapefiles

6. Predicted H2O frost lifetimes
H2OFrost_Stability

7. Sites of equatorial mass-wasting
McEwen_EqGullies

8. Global THEMIS CO2 Frost Detections from Mars Year (MY) 26
MY26_THEMIS_CO2_Frost_Detections

9. THEMIS CO2 Frost Detections at gully locations (Harrison et al. 2015) from MYs 26 - 35
MY26_35_THEMIS_GULLY_CO2_Frost_Detections

10. H2O frost temperatures at the Opportunity rover site
Opportunity_H2OFrost

11. CO2 Frost detections made by Piqueux et al. (2016) using Mars Climate Sounder data
Piqueux et al (2016) MCS CO2 Frost Detections

12. TES-derived data from Smith (2002)
a) TES_Avg_H2O_Vapor_Map
b) TES_Avg_Night_T_Map
c) TES_Avg_Pressure_Map
d) TES_MY26_H2OFrost_Temp_Map
e) TES_MY26_H2OFrost_Temp_Seasonal

13. The seasonal variation of the CO2 frost point at the Viking Lander sites
Viking_Lander_Data

Dundas, Colin M., et al. "The formation of gullies on Mars today." Geological Society, London, Special Publications 467.1 (2019): 67-94.

Harrison, Tanya N., et al. "Global documentation of gullies with the Mars Reconnaissance Orbiter Context Camera and implications for their formation." Icarus 252 (2015): 236-254.

Vincendon, Mathieu. "Identification of Mars gully activity types associated with ice composition." Journal of Geophysical Research: Planets 120.11 (2015): 1859-1879.

Smith, Michael D. "The annual cycle of water vapor on Mars as observed by the Thermal Emission Spectrometer." Journal of Geophysical Research: Planets 107.E11 (2002): 25-1.