../ dmsp_08_ephemeris_19921216.txt 21-Jun-2023 23:45 109512 dmsp_09_ephemeris_19921216.txt 21-Jun-2023 23:45 109244 dmsp_10_ephemeris_19921216.txt 21-Jun-2023 23:45 109408 dmsp_11_ephemeris_19921216.txt 21-Jun-2023 23:45 109525