../ dmsp_15_ephemeris_20140428.txt 22-Jun-2023 00:24 109532 dmsp_16_ephemeris_20140428.txt 22-Jun-2023 00:24 109644 dmsp_17_ephemeris_20140428.txt 22-Jun-2023 00:24 109780 dmsp_18_ephemeris_20140428.txt 22-Jun-2023 00:24 109614 dmsp_19_ephemeris_20140428.txt 22-Jun-2023 00:24 109684