../ dmsp_15_ephemeris_20160807.txt 22-Jun-2023 00:32 109617 dmsp_16_ephemeris_20160807.txt 22-Jun-2023 00:32 109588 dmsp_17_ephemeris_20160807.txt 22-Jun-2023 00:32 109714 dmsp_18_ephemeris_20160807.txt 22-Jun-2023 00:32 109744 dmsp_19_ephemeris_20160807.txt 22-Jun-2023 00:32 109775