../ dmsp_15_ephemeris_20160204.txt 22-Jun-2023 00:30 108097 dmsp_16_ephemeris_20160204.txt 22-Jun-2023 00:30 108008 dmsp_17_ephemeris_20160204.txt 22-Jun-2023 00:30 108087 dmsp_18_ephemeris_20160204.txt 22-Jun-2023 00:30 108002 dmsp_19_ephemeris_20160204.txt 22-Jun-2023 00:30 108041