../ dmsp_13_ephemeris_20070716.txt 10-Sep-2021 18:25 109694 dmsp_14_ephemeris_20070716.txt 10-Sep-2021 18:25 109715 dmsp_15_ephemeris_20070716.txt 10-Sep-2021 18:25 109709 dmsp_16_ephemeris_20070716.txt 10-Sep-2021 18:25 109523 dmsp_17_ephemeris_20070716.txt 10-Sep-2021 18:25 109761