../ dmsp_15_ephemeris_20140814.txt 22-Jun-2023 00:25 109647 dmsp_16_ephemeris_20140814.txt 22-Jun-2023 00:25 109670 dmsp_17_ephemeris_20140814.txt 22-Jun-2023 00:25 109816 dmsp_18_ephemeris_20140814.txt 22-Jun-2023 00:25 109682 dmsp_19_ephemeris_20140814.txt 22-Jun-2023 00:25 109655