../ dmsp_08_ephemeris_19911124.txt 22-Jun-2023 15:42 109460 dmsp_09_ephemeris_19911124.txt 22-Jun-2023 15:42 109317 dmsp_10_ephemeris_19911124.txt 22-Jun-2023 15:42 109382 dmsp_11_ephemeris_19911124.txt 22-Jun-2023 15:42 243