../ dmsp_08_ephemeris_19920318.txt 21-Jun-2023 23:44 108043 dmsp_09_ephemeris_19920318.txt 21-Jun-2023 23:44 108022 dmsp_10_ephemeris_19920318.txt 21-Jun-2023 23:44 108363 dmsp_11_ephemeris_19920318.txt 21-Jun-2023 23:44 108291