../ dmsp_08_ephemeris_19911104.txt 21-Jun-2023 23:44 109519 dmsp_09_ephemeris_19911104.txt 21-Jun-2023 23:44 109295 dmsp_10_ephemeris_19911104.txt 21-Jun-2023 23:44 109544 dmsp_11_ephemeris_19911104.txt 21-Jun-2023 23:44 243