../ dmsp_08_ephemeris_19920830.txt 21-Jun-2023 23:44 109436 dmsp_09_ephemeris_19920830.txt 21-Jun-2023 23:44 109587 dmsp_10_ephemeris_19920830.txt 21-Jun-2023 23:44 109702 dmsp_11_ephemeris_19920830.txt 21-Jun-2023 23:44 109787