../ dmsp_08_ephemeris_19911202.txt 21-Jun-2023 23:44 109507 dmsp_09_ephemeris_19911202.txt 21-Jun-2023 23:44 109296 dmsp_10_ephemeris_19911202.txt 21-Jun-2023 23:44 109439 dmsp_11_ephemeris_19911202.txt 21-Jun-2023 23:44 109560