../ dmsp_08_ephemeris_19911216.txt 22-Jun-2023 15:42 109495 dmsp_09_ephemeris_19911216.txt 22-Jun-2023 15:42 109302 dmsp_10_ephemeris_19911216.txt 22-Jun-2023 15:42 109506 dmsp_11_ephemeris_19911216.txt 22-Jun-2023 15:42 109418