../ dmsp_15_ephemeris_20160527.txt 22-Jun-2023 00:31 109397 dmsp_16_ephemeris_20160527.txt 22-Jun-2023 00:31 109418 dmsp_17_ephemeris_20160527.txt 22-Jun-2023 00:31 109623 dmsp_18_ephemeris_20160527.txt 22-Jun-2023 00:31 109546 dmsp_19_ephemeris_20160527.txt 22-Jun-2023 00:31 109616