../ dmsp_15_ephemeris_20150201.txt 10-Sep-2021 18:43 108043 dmsp_16_ephemeris_20150201.txt 10-Sep-2021 18:43 107982 dmsp_17_ephemeris_20150201.txt 10-Sep-2021 18:43 107903 dmsp_18_ephemeris_20150201.txt 10-Sep-2021 18:43 107894 dmsp_19_ephemeris_20150201.txt 10-Sep-2021 18:43 108084