../ dmsp_15_ephemeris_20140414.txt 22-Jun-2023 16:17 109599 dmsp_16_ephemeris_20140414.txt 22-Jun-2023 16:17 109477 dmsp_17_ephemeris_20140414.txt 22-Jun-2023 16:17 109795 dmsp_18_ephemeris_20140414.txt 22-Jun-2023 16:17 109585 dmsp_19_ephemeris_20140414.txt 22-Jun-2023 16:17 109766