../ dmsp_15_ephemeris_20160328.txt 22-Jun-2023 00:30 108226 dmsp_16_ephemeris_20160328.txt 22-Jun-2023 00:30 108187 dmsp_17_ephemeris_20160328.txt 22-Jun-2023 00:30 108297 dmsp_18_ephemeris_20160328.txt 22-Jun-2023 00:30 108183 dmsp_19_ephemeris_20160328.txt 22-Jun-2023 00:30 108286