../ dmsp_15_ephemeris_20130108.txt 22-Jun-2023 16:34 106532 dmsp_16_ephemeris_20130108.txt 22-Jun-2023 16:34 106497 dmsp_17_ephemeris_20130108.txt 22-Jun-2023 16:34 106427 dmsp_18_ephemeris_20130108.txt 22-Jun-2023 16:34 106423