../ dmsp_15_ephemeris_20140516.txt 22-Jun-2023 00:24 109572 dmsp_16_ephemeris_20140516.txt 22-Jun-2023 00:24 109642 dmsp_17_ephemeris_20140516.txt 22-Jun-2023 00:24 109780 dmsp_18_ephemeris_20140516.txt 22-Jun-2023 00:24 109587 dmsp_19_ephemeris_20140516.txt 22-Jun-2023 00:24 109743