../ dmsp_10_ephemeris_19961121.txt 21-Jun-2023 23:49 109408 dmsp_11_ephemeris_19961121.txt 21-Jun-2023 23:49 109491 dmsp_12_ephemeris_19961121.txt 21-Jun-2023 23:49 109470 dmsp_13_ephemeris_19961121.txt 21-Jun-2023 23:49 109383