../ dmsp_11_ephemeris_20010531.txt 21-Jun-2023 23:56 109693 dmsp_12_ephemeris_20010531.txt 21-Jun-2023 23:56 109548 dmsp_13_ephemeris_20010531.txt 21-Jun-2023 23:56 109818 dmsp_14_ephemeris_20010531.txt 21-Jun-2023 23:56 109702 dmsp_15_ephemeris_20010531.txt 21-Jun-2023 23:56 109535