../ dmsp_10_ephemeris_19980831.txt 21-Jun-2023 23:51 109699 dmsp_11_ephemeris_19980831.txt 21-Jun-2023 23:51 109853 dmsp_12_ephemeris_19980831.txt 21-Jun-2023 23:51 109656 dmsp_13_ephemeris_19980831.txt 21-Jun-2023 23:51 109761 dmsp_14_ephemeris_19980831.txt 21-Jun-2023 23:51 109852