../ dmsp_08_ephemeris_19920312.txt 21-Jun-2023 23:44 107999 dmsp_09_ephemeris_19920312.txt 21-Jun-2023 23:44 108000 dmsp_10_ephemeris_19920312.txt 21-Jun-2023 23:44 108385 dmsp_11_ephemeris_19920312.txt 21-Jun-2023 23:44 108279