../ dmsp_15_ephemeris_20160920.txt 22-Jun-2023 00:32 109699 dmsp_16_ephemeris_20160920.txt 22-Jun-2023 00:32 109624 dmsp_17_ephemeris_20160920.txt 22-Jun-2023 00:32 109604 dmsp_18_ephemeris_20160920.txt 22-Jun-2023 00:32 109667 dmsp_19_ephemeris_20160920.txt 22-Jun-2023 00:32 109672