../ dmsp_15_ephemeris_20160108.txt 22-Jun-2023 00:30 106570 dmsp_16_ephemeris_20160108.txt 22-Jun-2023 00:30 106532 dmsp_17_ephemeris_20160108.txt 22-Jun-2023 00:30 106455 dmsp_18_ephemeris_20160108.txt 22-Jun-2023 00:30 106375 dmsp_19_ephemeris_20160108.txt 22-Jun-2023 00:30 106507