../ dmsp_15_ephemeris_20140531.txt 22-Jun-2023 00:25 109497 dmsp_16_ephemeris_20140531.txt 22-Jun-2023 00:25 109528 dmsp_17_ephemeris_20140531.txt 22-Jun-2023 00:25 109719 dmsp_18_ephemeris_20140531.txt 22-Jun-2023 00:25 109643 dmsp_19_ephemeris_20140531.txt 22-Jun-2023 00:25 109458