../ dmsp_15_ephemeris_20150125.txt 22-Jun-2023 00:27 107925 dmsp_16_ephemeris_20150125.txt 22-Jun-2023 00:27 108047 dmsp_17_ephemeris_20150125.txt 22-Jun-2023 00:27 107962 dmsp_18_ephemeris_20150125.txt 22-Jun-2023 00:27 108071 dmsp_19_ephemeris_20150125.txt 22-Jun-2023 00:27 107873