../ dmsp_10_ephemeris_19990901.txt 21-Jun-2023 23:53 109638 dmsp_11_ephemeris_19990901.txt 21-Jun-2023 23:53 109757 dmsp_12_ephemeris_19990901.txt 21-Jun-2023 23:53 109740 dmsp_13_ephemeris_19990901.txt 21-Jun-2023 23:53 109766 dmsp_14_ephemeris_19990901.txt 21-Jun-2023 23:53 109749