../ dmsp_08_ephemeris_19921204.txt 22-Jun-2023 15:44 109506 dmsp_09_ephemeris_19921204.txt 22-Jun-2023 15:44 109369 dmsp_10_ephemeris_19921204.txt 22-Jun-2023 15:44 109506 dmsp_11_ephemeris_19921204.txt 22-Jun-2023 15:44 109396