../ dmsp_15_ephemeris_20160301.txt 22-Jun-2023 00:30 108202 dmsp_16_ephemeris_20160301.txt 22-Jun-2023 00:30 108154 dmsp_17_ephemeris_20160301.txt 22-Jun-2023 00:30 108100 dmsp_18_ephemeris_20160301.txt 22-Jun-2023 00:30 108122 dmsp_19_ephemeris_20160301.txt 22-Jun-2023 00:30 108144