../ dmsp_15_ephemeris_20140630.txt 22-Jun-2023 16:17 109428 dmsp_16_ephemeris_20140630.txt 22-Jun-2023 16:17 109593 dmsp_17_ephemeris_20140630.txt 22-Jun-2023 16:17 109454 dmsp_18_ephemeris_20140630.txt 22-Jun-2023 16:17 109554 dmsp_19_ephemeris_20140630.txt 22-Jun-2023 16:17 109599