../ dmsp_10_ephemeris_19961223.txt 21-Jun-2023 23:49 109481 dmsp_11_ephemeris_19961223.txt 21-Jun-2023 23:49 109449 dmsp_12_ephemeris_19961223.txt 21-Jun-2023 23:49 109567 dmsp_13_ephemeris_19961223.txt 21-Jun-2023 23:49 109347