../ dmsp_15_ephemeris_20160817.txt 22-Jun-2023 00:32 109484 dmsp_16_ephemeris_20160817.txt 22-Jun-2023 00:32 109617 dmsp_17_ephemeris_20160817.txt 22-Jun-2023 00:32 109735 dmsp_18_ephemeris_20160817.txt 22-Jun-2023 00:32 109700 dmsp_19_ephemeris_20160817.txt 22-Jun-2023 00:32 109683