../ dmsp_15_ephemeris_20160901.txt 22-Jun-2023 00:32 109714 dmsp_16_ephemeris_20160901.txt 22-Jun-2023 00:32 109595 dmsp_17_ephemeris_20160901.txt 22-Jun-2023 00:32 109759 dmsp_18_ephemeris_20160901.txt 22-Jun-2023 00:32 109624 dmsp_19_ephemeris_20160901.txt 22-Jun-2023 00:32 109711