../ dmsp_10_ephemeris_19990823.txt 21-Jun-2023 23:53 109509 dmsp_11_ephemeris_19990823.txt 21-Jun-2023 23:53 109817 dmsp_12_ephemeris_19990823.txt 21-Jun-2023 23:53 109684 dmsp_13_ephemeris_19990823.txt 21-Jun-2023 23:53 109823 dmsp_14_ephemeris_19990823.txt 21-Jun-2023 23:53 109642