../ dmsp_10_ephemeris_19971021.txt 21-Jun-2023 23:50 109530 dmsp_11_ephemeris_19971021.txt 21-Jun-2023 23:50 109710 dmsp_12_ephemeris_19971021.txt 21-Jun-2023 23:50 109589 dmsp_13_ephemeris_19971021.txt 21-Jun-2023 23:50 109607 dmsp_14_ephemeris_19971021.txt 21-Jun-2023 23:50 109610