../ dmsp_11_ephemeris_20000715.txt 21-Jun-2023 23:54 109723 dmsp_12_ephemeris_20000715.txt 21-Jun-2023 23:54 109707 dmsp_13_ephemeris_20000715.txt 21-Jun-2023 23:54 109800 dmsp_14_ephemeris_20000715.txt 21-Jun-2023 23:54 109631 dmsp_15_ephemeris_20000715.txt 21-Jun-2023 23:54 109612