../ dmsp_15_ephemeris_20140213.txt 22-Jun-2023 00:24 108066 dmsp_16_ephemeris_20140213.txt 22-Jun-2023 00:24 108070 dmsp_17_ephemeris_20140213.txt 22-Jun-2023 00:24 108117 dmsp_18_ephemeris_20140213.txt 22-Jun-2023 00:24 108146