../ dmsp_10_ephemeris_19990729.txt 21-Jun-2023 23:53 109551 dmsp_11_ephemeris_19990729.txt 21-Jun-2023 23:53 109744 dmsp_12_ephemeris_19990729.txt 21-Jun-2023 23:53 109761 dmsp_13_ephemeris_19990729.txt 21-Jun-2023 23:53 109746 dmsp_14_ephemeris_19990729.txt 21-Jun-2023 23:53 109745