../ dmsp_15_ephemeris_20140826.txt 22-Jun-2023 00:25 109563 dmsp_16_ephemeris_20140826.txt 22-Jun-2023 00:25 109515 dmsp_17_ephemeris_20140826.txt 22-Jun-2023 00:25 109643 dmsp_18_ephemeris_20140826.txt 22-Jun-2023 00:25 109769 dmsp_19_ephemeris_20140826.txt 22-Jun-2023 00:25 109703