../ dmsp_15_ephemeris_20150122.txt 22-Jun-2023 00:27 108015 dmsp_16_ephemeris_20150122.txt 22-Jun-2023 00:27 107930 dmsp_17_ephemeris_20150122.txt 22-Jun-2023 00:27 107966 dmsp_18_ephemeris_20150122.txt 22-Jun-2023 00:27 107955 dmsp_19_ephemeris_20150122.txt 22-Jun-2023 00:27 107943