Replication Data for: Observations of Water Frost on Mars with THEMIS: Application to the Presence of Brines and the Stability of (Sub)Surface Water Ice

Observations of Water Frost on Mars with THEMIS: Application to the Presence of Brines and the Stability of (Sub)Surface Water Ice L.Lange, S.Piqueux, C.S.Edwards, F.Forget, J.Naar, E.Vos, A.Szantai Laboratoire de Météorologie Dynamique Copyright 2024. All rights reserved. Corresponding author: Lucas Lange Laboratoire de Météorologie Dynamique 4 place Jussieu Tower 45-55, 3rd floor 75005 Paris, FRANCE Office 304 mailto: [e-mail] Supporting information associated with the paper "Observations of Water Frost on Mars with THEMIS: Application to the Presence of Brines and the Stability of (Sub)Surface Water Ice" - Data_Figure1_SolarFluxTOA.txt is a 360 x 180 space separated table of floats in ascii format containing top of the atmosphere solar insolation [W/m^2], in simple cylindrical projection, spatial resolution of 1 value per degree. Solar lLongitude (x axis, [°]) range from 1 to 360, 1 degree step. Latitudes (y axis, [°]) range from 89.5 to -89.5, 1 degree step. This file was used for the generation of Figure 1. - Data_Figure1_THEMIS.txt is a 39496 x 4 space separated table of floats in ascii format containing the latitude (1st column, °N), the longitude (2nd column, °E), the solar longitude (3rd column, °), the true solar local time (4th column, hr) of the THEMIS images analyzed in this study. This file was used for the generation of Figure 1. - Data_Figure3_humidrichardson.txt is a 1501 x 1231 space separated table of floats in ascii format containing the humid Richardson number as a function of surface temperature (x-axis, ranging from 150K to 273K, step 0.1 K) and atmospheric temperature (y-axis, ranging from 150K to 300K, step 0.1 K). This file was used for the generation of Figure 3a. - Data_Figure3_ratio_stabilityfunction.txt is a 1501 x 1231 space separated table of floats in ascii format containing the ratio of the stability function computed with the wet Richardson and the near-surface wind speed accounting for gustiness induced by water buoyancy as a function of surface temperature (x-axis, ranging from 150K to 273K, step 0.1 K) and atmospheric temperature (y-axis, ranging from 150K to 300K, step 0.1 K). This file was used for the generation of Figure 3b. - Data_Figure3_ratio_stabilityfunction_guestiness.txt is a 1501 x 1231 space separated table of floats in ascii format containing the ratio of the stability function computed with the wet Richardson number and the dry Richardson number as a function of surface temperature (x-axis, ranging from 150K to 273K, step 0.1 K) and atmospheric temperature (y-axis, ranging from 150K to 300K, step 0.1 K). This file was used for the generation of Figure 3c. - Data_Figure4_30degslope.txt is a 360 x 1 space separated table of floats in ascii h2o frost thickness for a 30° pole-facing slope at Promethei Terra (32.3°S, 118.6°E) as a function of the solar longitude (x-axis, ranging from 0° to 360K, step 1°). This file was used for the generation of Figure 4. - Data_Figure4_14degslope.txt is a 360 x 1 space separated table of floats in ascii h2o frost thickness for a 14° pole-facing slope at Promethei Terra (32.3°S, 118.6°E) as a function of the solar longitude (x-axis, ranging from 0° to 360K, step 1°). This file was used for the generation of Figure 4. - Data_Figure5_WaterFrost.txt is a 2006 x 4 space separated table of floats in ascii format containing the latitude (1st column, °N), the longitude (2nd column, °E), the solar longitude (3rd column, °), the true solar local time (4th column, hr) of the water frost detected on THEMIS images and analyzed in this study. This file was used for the generation of Figure 5. - Data_Figure6_30degslope.txt is a 841 x 1 space separated table of floats in ascii format containing the water frost thickness modeled by the PCM on a 30° pole facing slope between 20°S and 30°S. This file was used for the generation of Figure 6a. - Data_Figure6_14degslope.txt is a 358 x 1 space separated table of floats in ascii format containing the water frost thickness modeled by the PCM on a 14° pole facing slope between 20°S and 30°S. This file was used for the generation of Figure 6b. - Data_Figure6_6degslope.txt is a 267 x 1 space separated table of floats in ascii format containing the water frost thickness modeled by the PCM on a 14° pole facing slope between 20°S and 30°S. This file was used for the generation of Figure 6c. - Data_Figure7_CO2Frost.txt is a 1245 x 4 space separated table of floats in ascii format containing the latitude (1st column, °N), the longitude (2nd column, °E), the solar longitude (3rd column, °), the true solar local time (4th column, hr) of the water frost detected on THEMIS images and analyzed in this study. This file was used for the generation of Figure 7. - Data_Figure8_CO2Frost_30deg.txt is a 164 x 2 space separated table of floats in ascii format containing the solar longitude (1st column, °) and the latitudinal extent (2nd column, °N) of the water frost modeled by the PCM in the South....

《利用热发射成像光谱仪（THEMIS）观测火星水霜：咸水存在性及（次）表层水冰稳定性研究中的应用》
作者：L. Lange、S. Piqueux、C.S. Edwards、F. Forget、J. Naar、E. Vos、A. Szantai
单位：动力气象实验室（Laboratoire de Météorologie Dynamique）
版权所有2024年，保留所有权利。
通讯作者：Lucas Lange
单位：动力气象实验室
地址：法国巴黎朱西厄广场4号45-55号楼3层304办公室，邮编75005
邮箱：[e-mail]

本论文配套支持信息如下：
1. Data_Figure1_SolarFluxTOA.txt：为ASCII格式的浮点型空格分隔表格，维度为360×180，存储顶层大气太阳辐照度[W/m²]，采用简单圆柱投影，空间分辨率为每度1个数据点。太阳经度（x轴，单位：°）范围为1°至360°，步长为1°；纬度（y轴，单位：°）范围为89.5°至-89.5°，步长为1°。本文件用于生成图1。
2. Data_Figure1_THEMIS.txt：为ASCII格式的浮点型空格分隔表格，维度为39496×4，包含本研究中分析的热发射成像光谱仪（THEMIS）影像的相关参数：第1列为纬度（单位：°N，北纬），第2列为经度（单位：°E，东经），第3列为太阳经度（单位：°），第4列为真实太阳地方时（单位：hr，小时）。本文件用于生成图1。
3. Data_Figure3_humidrichardson.txt：为ASCII格式的浮点型空格分隔表格，维度为1501×1231，存储湿润理查森数（humid Richardson number）随地表温度（x轴，范围150K至273K，步长0.1K）和大气温度（y轴，范围150K至300K，步长0.1K）的变化数据。本文件用于生成图3a。
4. Data_Figure3_ratio_stabilityfunction.txt：为ASCII格式的浮点型空格分隔表格，维度为1501×1231，存储稳定度函数比值（由湿润理查森数计算所得稳定度函数与考虑水浮力诱导阵风的近地表风速的比值）随地表温度（x轴，范围150K至273K，步长0.1K）和大气温度（y轴，范围150K至300K，步长0.1K）的变化数据。本文件用于生成图3b。
5. Data_Figure3_ratio_stabilityfunction_guestiness.txt：为ASCII格式的浮点型空格分隔表格，维度为1501×1231，存储湿润理查森数（humid Richardson number）与干燥理查森数（dry Richardson number）计算所得稳定度函数的比值，随地表温度（x轴，范围150K至273K，步长0.1K）和大气温度（y轴，范围150K至300K，步长0.1K）的变化数据。本文件用于生成图3c。
6. Data_Figure4_30degslope.txt：为ASCII格式的浮点型空格分隔表格，维度为360×1，存储普罗米修高地（Promethei Terra，坐标32.3°S，118.6°E）处30°极向斜坡上水霜（H₂O frost）的厚度随太阳经度的变化数据，x轴为太阳经度，范围0°至360°，步长1°。本文件用于生成图4。
7. Data_Figure4_14degslope.txt：为ASCII格式的浮点型空格分隔表格，维度为360×1，存储普罗米修高地（Promethei Terra，坐标32.3°S，118.6°E）处14°极向斜坡上水霜（H₂O frost）的厚度随太阳经度的变化数据，x轴为太阳经度，范围0°至360°，步长1°。本文件用于生成图4。
8. Data_Figure5_WaterFrost.txt：为ASCII格式的浮点型空格分隔表格，维度为2006×4，包含本研究中在热发射成像光谱仪（THEMIS）影像上探测并分析的水霜相关参数：第1列为纬度（单位：°N，北纬），第2列为经度（单位：°E，东经），第3列为太阳经度（单位：°），第4列为真实太阳地方时（单位：hr，小时）。本文件用于生成图5。
9. Data_Figure6_30degslope.txt：为ASCII格式的浮点型空格分隔表格，维度为841×1，存储由PCM模拟的20°S至30°S范围内30°极向斜坡上的水霜厚度数据。本文件用于生成图6a。
10. Data_Figure6_14degslope.txt：为ASCII格式的浮点型空格分隔表格，维度为358×1，存储由PCM模拟的20°S至30°S范围内14°极向斜坡上的水霜厚度数据。本文件用于生成图6b。
11. Data_Figure6_6degslope.txt：为ASCII格式的浮点型空格分隔表格，维度为267×1，存储由PCM模拟的20°S至30°S范围内14°极向斜坡上的水霜厚度数据。本文件用于生成图6c。
12. Data_Figure7_CO2Frost.txt：为ASCII格式的浮点型空格分隔表格，维度为1245×4，包含本研究中在热发射成像光谱仪（THEMIS）影像上探测并分析的水霜相关参数：第1列为纬度（单位：°N，北纬），第2列为经度（单位：°E，东经），第3列为太阳经度（单位：°），第4列为真实太阳地方时（单位：hr，小时）。本文件用于生成图7。
13. Data_Figure8_CO2Frost_30deg.txt：为ASCII格式的浮点型空格分隔表格，维度为164×2，存储由PCM模拟的南半球水霜相关参数：第1列为太阳经度（单位：°），第2列为纬度范围（单位：°N，北纬）。本文件用于生成对应图表（原文末尾信息截断）。