../ dmsp_15_ephemeris_20160729.txt 22-Jun-2023 00:31 109360 dmsp_16_ephemeris_20160729.txt 22-Jun-2023 00:31 109590 dmsp_17_ephemeris_20160729.txt 22-Jun-2023 00:31 109716 dmsp_18_ephemeris_20160729.txt 22-Jun-2023 00:31 109520 dmsp_19_ephemeris_20160729.txt 22-Jun-2023 00:31 109685