../ dmsp_11_ephemeris_20000417.txt 21-Jun-2023 23:54 109782 dmsp_12_ephemeris_20000417.txt 21-Jun-2023 23:54 109636 dmsp_13_ephemeris_20000417.txt 21-Jun-2023 23:54 109681 dmsp_14_ephemeris_20000417.txt 21-Jun-2023 23:54 109679 dmsp_15_ephemeris_20000417.txt 21-Jun-2023 23:54 109707