../ dmsp_15_ephemeris_20160329.txt 22-Jun-2023 00:30 108195 dmsp_16_ephemeris_20160329.txt 22-Jun-2023 00:30 108174 dmsp_17_ephemeris_20160329.txt 22-Jun-2023 00:30 108318 dmsp_18_ephemeris_20160329.txt 22-Jun-2023 00:30 108243 dmsp_19_ephemeris_20160329.txt 22-Jun-2023 00:30 108161