../ dmsp_15_ephemeris_20150124.txt 22-Jun-2023 00:27 108011 dmsp_16_ephemeris_20150124.txt 22-Jun-2023 00:27 108090 dmsp_17_ephemeris_20150124.txt 22-Jun-2023 00:27 107956 dmsp_18_ephemeris_20150124.txt 22-Jun-2023 00:27 107853 dmsp_19_ephemeris_20150124.txt 22-Jun-2023 00:27 107860