../ dmsp_15_ephemeris_20160316.txt 22-Jun-2023 00:30 108147 dmsp_16_ephemeris_20160316.txt 22-Jun-2023 00:30 108160 dmsp_17_ephemeris_20160316.txt 22-Jun-2023 00:30 108086 dmsp_18_ephemeris_20160316.txt 22-Jun-2023 00:30 108193 dmsp_19_ephemeris_20160316.txt 22-Jun-2023 00:30 108220