../ dmsp_10_ephemeris_19990131.txt 21-Jun-2023 23:52 107995 dmsp_11_ephemeris_19990131.txt 21-Jun-2023 23:52 107979 dmsp_12_ephemeris_19990131.txt 21-Jun-2023 23:52 108042 dmsp_13_ephemeris_19990131.txt 21-Jun-2023 23:52 107958 dmsp_14_ephemeris_19990131.txt 21-Jun-2023 23:52 108182