../ dmsp_15_ephemeris_20160919.txt 22-Jun-2023 16:24 109657 dmsp_16_ephemeris_20160919.txt 22-Jun-2023 16:24 109672 dmsp_17_ephemeris_20160919.txt 22-Jun-2023 16:24 109702 dmsp_18_ephemeris_20160919.txt 22-Jun-2023 16:24 109760 dmsp_19_ephemeris_20160919.txt 22-Jun-2023 16:24 109547