../ dmsp_15_ephemeris_20160919.txt 22-Jun-2023 00:32 109657 dmsp_16_ephemeris_20160919.txt 22-Jun-2023 00:32 109672 dmsp_17_ephemeris_20160919.txt 22-Jun-2023 00:32 109702 dmsp_18_ephemeris_20160919.txt 22-Jun-2023 00:32 109760 dmsp_19_ephemeris_20160919.txt 22-Jun-2023 00:32 109547