../ dmsp_15_ephemeris_20160121.txt 22-Jun-2023 16:22 107965 dmsp_16_ephemeris_20160121.txt 22-Jun-2023 16:22 107972 dmsp_17_ephemeris_20160121.txt 22-Jun-2023 16:22 107926 dmsp_18_ephemeris_20160121.txt 22-Jun-2023 16:22 107950 dmsp_19_ephemeris_20160121.txt 22-Jun-2023 16:22 107949