../ dmsp_08_ephemeris_19921018.txt 21-Jun-2023 23:45 109455 dmsp_09_ephemeris_19921018.txt 21-Jun-2023 23:45 109313 dmsp_10_ephemeris_19921018.txt 21-Jun-2023 23:45 109489 dmsp_11_ephemeris_19921018.txt 21-Jun-2023 23:45 109664