../ dmsp_15_ephemeris_20160429.txt 22-Jun-2023 00:31 109580 dmsp_16_ephemeris_20160429.txt 22-Jun-2023 00:31 109631 dmsp_17_ephemeris_20160429.txt 22-Jun-2023 00:31 109658 dmsp_18_ephemeris_20160429.txt 22-Jun-2023 00:31 109588 dmsp_19_ephemeris_20160429.txt 22-Jun-2023 00:31 109591