../ dmsp_08_ephemeris_19921222.txt 21-Jun-2023 23:45 109351 dmsp_09_ephemeris_19921222.txt 21-Jun-2023 23:45 109316 dmsp_10_ephemeris_19921222.txt 21-Jun-2023 23:45 109457 dmsp_11_ephemeris_19921222.txt 21-Jun-2023 23:45 109387