../ dmsp_10_ephemeris_19970218.txt 21-Jun-2023 23:49 108122 dmsp_11_ephemeris_19970218.txt 21-Jun-2023 23:49 108156 dmsp_12_ephemeris_19970218.txt 21-Jun-2023 23:49 108126 dmsp_13_ephemeris_19970218.txt 21-Jun-2023 23:49 108115