../ dmsp_15_ephemeris_20140615.txt 22-Jun-2023 00:25 109429 dmsp_16_ephemeris_20140615.txt 22-Jun-2023 00:25 109494 dmsp_17_ephemeris_20140615.txt 22-Jun-2023 00:25 109639 dmsp_18_ephemeris_20140615.txt 22-Jun-2023 00:25 109567 dmsp_19_ephemeris_20140615.txt 22-Jun-2023 00:25 109498