../ dmsp_08_ephemeris_19911113.txt 22-Jun-2023 15:42 109464 dmsp_09_ephemeris_19911113.txt 22-Jun-2023 15:42 109195 dmsp_10_ephemeris_19911113.txt 22-Jun-2023 15:42 109683 dmsp_11_ephemeris_19911113.txt 22-Jun-2023 15:42 243