../ dmsp_15_ephemeris_20150113.txt 22-Jun-2023 00:26 107941 dmsp_16_ephemeris_20150113.txt 22-Jun-2023 00:26 107950 dmsp_17_ephemeris_20150113.txt 22-Jun-2023 00:26 107809 dmsp_18_ephemeris_20150113.txt 22-Jun-2023 00:26 107876 dmsp_19_ephemeris_20150113.txt 22-Jun-2023 00:26 107872