../ dmsp_15_ephemeris_20160202.txt 22-Jun-2023 00:30 107993 dmsp_16_ephemeris_20160202.txt 22-Jun-2023 00:30 108058 dmsp_17_ephemeris_20160202.txt 22-Jun-2023 00:30 108034 dmsp_18_ephemeris_20160202.txt 22-Jun-2023 00:30 107933 dmsp_19_ephemeris_20160202.txt 22-Jun-2023 00:30 107888