../ dmsp_15_ephemeris_20150113.txt 22-Jun-2023 16:15 107941 dmsp_16_ephemeris_20150113.txt 22-Jun-2023 16:15 107950 dmsp_17_ephemeris_20150113.txt 22-Jun-2023 16:15 107809 dmsp_18_ephemeris_20150113.txt 22-Jun-2023 16:15 107876 dmsp_19_ephemeris_20150113.txt 22-Jun-2023 16:15 107872