../ dmsp_08_ephemeris_19911206.txt 21-Jun-2023 23:44 109498 dmsp_09_ephemeris_19911206.txt 21-Jun-2023 23:44 109126 dmsp_10_ephemeris_19911206.txt 21-Jun-2023 23:44 109600 dmsp_11_ephemeris_19911206.txt 21-Jun-2023 23:44 109469