../ dmsp_10_ephemeris_19980418.txt 21-Jun-2023 23:51 109484 dmsp_11_ephemeris_19980418.txt 21-Jun-2023 23:51 109897 dmsp_12_ephemeris_19980418.txt 21-Jun-2023 23:51 109816 dmsp_13_ephemeris_19980418.txt 21-Jun-2023 23:51 109846 dmsp_14_ephemeris_19980418.txt 21-Jun-2023 23:51 109714