../ dmsp_11_ephemeris_20020421.txt 21-Jun-2023 23:57 109618 dmsp_12_ephemeris_20020421.txt 21-Jun-2023 23:57 109805 dmsp_13_ephemeris_20020421.txt 21-Jun-2023 23:57 109749 dmsp_14_ephemeris_20020421.txt 21-Jun-2023 23:57 109809 dmsp_15_ephemeris_20020421.txt 21-Jun-2023 23:57 109533