../ dmsp_10_ephemeris_19990321.txt 21-Jun-2023 23:52 108191 dmsp_11_ephemeris_19990321.txt 21-Jun-2023 23:52 108239 dmsp_12_ephemeris_19990321.txt 21-Jun-2023 23:52 108245 dmsp_13_ephemeris_19990321.txt 21-Jun-2023 23:52 108404 dmsp_14_ephemeris_19990321.txt 21-Jun-2023 23:52 108380