../ dmsp_15_ephemeris_20140324.txt 22-Jun-2023 16:37 108124 dmsp_16_ephemeris_20140324.txt 22-Jun-2023 16:37 108232 dmsp_17_ephemeris_20140324.txt 22-Jun-2023 16:37 108214 dmsp_18_ephemeris_20140324.txt 22-Jun-2023 16:37 108244