../ dmsp_15_ephemeris_20150311.txt 22-Jun-2023 16:19 108089 dmsp_16_ephemeris_20150311.txt 22-Jun-2023 16:19 108180 dmsp_17_ephemeris_20150311.txt 22-Jun-2023 16:19 108105 dmsp_18_ephemeris_20150311.txt 22-Jun-2023 16:19 108113 dmsp_19_ephemeris_20150311.txt 22-Jun-2023 16:19 108152