../ dmsp_15_ephemeris_20140821.txt 22-Jun-2023 00:25 109624 dmsp_16_ephemeris_20140821.txt 22-Jun-2023 00:25 109745 dmsp_17_ephemeris_20140821.txt 22-Jun-2023 00:25 109682 dmsp_18_ephemeris_20140821.txt 22-Jun-2023 00:25 109724 dmsp_19_ephemeris_20140821.txt 22-Jun-2023 00:25 109618