../ dmsp_08_ephemeris_19921227.txt 21-Jun-2023 23:45 109508 dmsp_09_ephemeris_19921227.txt 21-Jun-2023 23:45 109232 dmsp_10_ephemeris_19921227.txt 21-Jun-2023 23:45 109518 dmsp_11_ephemeris_19921227.txt 21-Jun-2023 23:45 109461