../ dmsp_15_ephemeris_20150207.txt 22-Jun-2023 00:27 108102 dmsp_16_ephemeris_20150207.txt 22-Jun-2023 00:27 108019 dmsp_17_ephemeris_20150207.txt 22-Jun-2023 00:27 108031 dmsp_18_ephemeris_20150207.txt 22-Jun-2023 00:27 108064 dmsp_19_ephemeris_20150207.txt 22-Jun-2023 00:27 107927