../ dmsp_15_ephemeris_20140813.txt 22-Jun-2023 16:39 109551 dmsp_16_ephemeris_20140813.txt 22-Jun-2023 16:39 109604 dmsp_17_ephemeris_20140813.txt 22-Jun-2023 16:39 109710 dmsp_18_ephemeris_20140813.txt 22-Jun-2023 16:39 109690 dmsp_19_ephemeris_20140813.txt 22-Jun-2023 16:39 109740