../ dmsp_15_ephemeris_20140604.txt 22-Jun-2023 00:25 109480 dmsp_16_ephemeris_20140604.txt 22-Jun-2023 00:25 109613 dmsp_17_ephemeris_20140604.txt 22-Jun-2023 00:25 109626 dmsp_18_ephemeris_20140604.txt 22-Jun-2023 00:25 109589 dmsp_19_ephemeris_20140604.txt 22-Jun-2023 00:25 109598