../ dmsp_11_ephemeris_20001220.txt 21-Jun-2023 23:55 109397 dmsp_12_ephemeris_20001220.txt 21-Jun-2023 23:55 109189 dmsp_13_ephemeris_20001220.txt 21-Jun-2023 23:55 109372 dmsp_14_ephemeris_20001220.txt 21-Jun-2023 23:55 109477 dmsp_15_ephemeris_20001220.txt 21-Jun-2023 23:55 109538