../ dmsp_10_ephemeris_19960920.txt 21-Jun-2023 23:48 109719 dmsp_11_ephemeris_19960920.txt 21-Jun-2023 23:48 109778 dmsp_12_ephemeris_19960920.txt 21-Jun-2023 23:48 109753 dmsp_13_ephemeris_19960920.txt 21-Jun-2023 23:48 109600