../ dmsp_15_ephemeris_20160624.txt 22-Jun-2023 00:31 109509 dmsp_16_ephemeris_20160624.txt 22-Jun-2023 00:31 109514 dmsp_17_ephemeris_20160624.txt 22-Jun-2023 00:31 109629 dmsp_18_ephemeris_20160624.txt 22-Jun-2023 00:31 109543 dmsp_19_ephemeris_20160624.txt 22-Jun-2023 00:31 109657