../ dmsp_13_ephemeris_20050731.txt 22-Jun-2023 15:57 109648 dmsp_14_ephemeris_20050731.txt 22-Jun-2023 15:57 109743 dmsp_15_ephemeris_20050731.txt 22-Jun-2023 15:57 109667 dmsp_16_ephemeris_20050731.txt 22-Jun-2023 15:57 109668