../ dmsp_15_ephemeris_20130120.txt 22-Jun-2023 00:21 108076 dmsp_16_ephemeris_20130120.txt 22-Jun-2023 00:21 107949 dmsp_17_ephemeris_20130120.txt 22-Jun-2023 00:21 107962 dmsp_18_ephemeris_20130120.txt 22-Jun-2023 00:21 108034