../ dmsp_15_ephemeris_20140604.txt 22-Jun-2023 16:38 109480 dmsp_16_ephemeris_20140604.txt 22-Jun-2023 16:38 109613 dmsp_17_ephemeris_20140604.txt 22-Jun-2023 16:38 109626 dmsp_18_ephemeris_20140604.txt 22-Jun-2023 16:38 109589 dmsp_19_ephemeris_20140604.txt 22-Jun-2023 16:38 109598