../ dmsp_08_ephemeris_19920225.txt 21-Jun-2023 23:44 108094 dmsp_09_ephemeris_19920225.txt 21-Jun-2023 23:44 107938 dmsp_10_ephemeris_19920225.txt 21-Jun-2023 23:44 108249 dmsp_11_ephemeris_19920225.txt 21-Jun-2023 23:44 108251