../ dmsp_08_ephemeris_19920227.txt 21-Jun-2023 23:44 107934 dmsp_09_ephemeris_19920227.txt 21-Jun-2023 23:44 107961 dmsp_10_ephemeris_19920227.txt 21-Jun-2023 23:44 108248 dmsp_11_ephemeris_19920227.txt 21-Jun-2023 23:44 108269