../ dmsp_08_ephemeris_19921120.txt 21-Jun-2023 23:45 109518 dmsp_09_ephemeris_19921120.txt 21-Jun-2023 23:45 109253 dmsp_10_ephemeris_19921120.txt 21-Jun-2023 23:45 109393 dmsp_11_ephemeris_19921120.txt 21-Jun-2023 23:45 109391