../ dmsp_15_ephemeris_20160823.txt 22-Jun-2023 00:32 109463 dmsp_16_ephemeris_20160823.txt 22-Jun-2023 00:32 109655 dmsp_17_ephemeris_20160823.txt 22-Jun-2023 00:32 109722 dmsp_18_ephemeris_20160823.txt 22-Jun-2023 00:32 109652 dmsp_19_ephemeris_20160823.txt 22-Jun-2023 00:32 109691