../ dmsp_15_ephemeris_20160510.txt 22-Jun-2023 00:31 109527 dmsp_16_ephemeris_20160510.txt 22-Jun-2023 00:31 109614 dmsp_17_ephemeris_20160510.txt 22-Jun-2023 00:31 109591 dmsp_18_ephemeris_20160510.txt 22-Jun-2023 00:31 109591 dmsp_19_ephemeris_20160510.txt 22-Jun-2023 00:31 109541