../ dmsp_08_ephemeris_19911109.txt 22-Jun-2023 15:43 109470 dmsp_09_ephemeris_19911109.txt 22-Jun-2023 15:43 109402 dmsp_10_ephemeris_19911109.txt 22-Jun-2023 15:43 109503 dmsp_11_ephemeris_19911109.txt 22-Jun-2023 15:43 243