../ dmsp_15_ephemeris_20160416.txt 22-Jun-2023 16:22 109628 dmsp_16_ephemeris_20160416.txt 22-Jun-2023 16:22 109595 dmsp_17_ephemeris_20160416.txt 22-Jun-2023 16:22 109619 dmsp_18_ephemeris_20160416.txt 22-Jun-2023 16:22 109645 dmsp_19_ephemeris_20160416.txt 22-Jun-2023 16:22 109845