../ dmsp_10_ephemeris_19951231.txt 21-Jun-2023 23:48 109520 dmsp_11_ephemeris_19951231.txt 21-Jun-2023 23:48 109474 dmsp_12_ephemeris_19951231.txt 21-Jun-2023 23:48 109478 dmsp_13_ephemeris_19951231.txt 21-Jun-2023 23:48 109314