../ dmsp_15_ephemeris_20150204.txt 22-Jun-2023 00:27 107995 dmsp_16_ephemeris_20150204.txt 22-Jun-2023 00:27 107968 dmsp_17_ephemeris_20150204.txt 22-Jun-2023 00:27 108014 dmsp_18_ephemeris_20150204.txt 22-Jun-2023 00:27 107886 dmsp_19_ephemeris_20150204.txt 22-Jun-2023 00:27 108060