../ dmsp_15_ephemeris_20230207.txt 22-Jun-2023 17:10 108118 dmsp_16_ephemeris_20230207.txt 22-Jun-2023 17:10 108072 dmsp_17_ephemeris_20230207.txt 22-Jun-2023 17:10 108007 dmsp_18_ephemeris_20230207.txt 22-Jun-2023 17:10 108103