../ dmsp_15_ephemeris_20131106.txt 22-Jun-2023 16:15 109400 dmsp_16_ephemeris_20131106.txt 22-Jun-2023 16:15 109404 dmsp_17_ephemeris_20131106.txt 22-Jun-2023 16:15 109391 dmsp_18_ephemeris_20131106.txt 22-Jun-2023 16:15 109468