../ dmsp_08_ephemeris_19940920.txt 22-Jun-2023 15:48 243 dmsp_10_ephemeris_19940920.txt 22-Jun-2023 15:48 109715 dmsp_11_ephemeris_19940920.txt 22-Jun-2023 15:48 109800 dmsp_12_ephemeris_19940920.txt 22-Jun-2023 15:48 109716