../ dmsp_10_ephemeris_19970120.txt 21-Jun-2023 23:49 108026 dmsp_11_ephemeris_19970120.txt 21-Jun-2023 23:49 107968 dmsp_12_ephemeris_19970120.txt 21-Jun-2023 23:49 108172 dmsp_13_ephemeris_19970120.txt 21-Jun-2023 23:49 108012