../ dmsp_08_ephemeris_19920401.txt 22-Jun-2023 15:43 108052 dmsp_09_ephemeris_19920401.txt 22-Jun-2023 15:43 107985 dmsp_10_ephemeris_19920401.txt 22-Jun-2023 15:43 108293 dmsp_11_ephemeris_19920401.txt 22-Jun-2023 15:43 108338