../ dmsp_15_ephemeris_20160429.txt 22-Jun-2023 16:23 109580 dmsp_16_ephemeris_20160429.txt 22-Jun-2023 16:23 109631 dmsp_17_ephemeris_20160429.txt 22-Jun-2023 16:23 109658 dmsp_18_ephemeris_20160429.txt 22-Jun-2023 16:23 109588 dmsp_19_ephemeris_20160429.txt 22-Jun-2023 16:23 109591