../ dmsp_08_ephemeris_19920223.txt 21-Jun-2023 23:44 108023 dmsp_09_ephemeris_19920223.txt 21-Jun-2023 23:44 107888 dmsp_10_ephemeris_19920223.txt 21-Jun-2023 23:44 108192 dmsp_11_ephemeris_19920223.txt 21-Jun-2023 23:44 108190