../ dmsp_08_ephemeris_19940924.txt 21-Jun-2023 23:46 243 dmsp_10_ephemeris_19940924.txt 21-Jun-2023 23:46 109560 dmsp_11_ephemeris_19940924.txt 21-Jun-2023 23:46 109691 dmsp_12_ephemeris_19940924.txt 21-Jun-2023 23:46 109828