../ dmsp_15_ephemeris_20160913.txt 22-Jun-2023 00:32 109645 dmsp_16_ephemeris_20160913.txt 22-Jun-2023 00:32 109654 dmsp_17_ephemeris_20160913.txt 22-Jun-2023 00:32 109693 dmsp_18_ephemeris_20160913.txt 22-Jun-2023 00:32 109585 dmsp_19_ephemeris_20160913.txt 22-Jun-2023 00:32 109578