../ dmsp_08_ephemeris_19911226.txt 22-Jun-2023 15:43 109488 dmsp_09_ephemeris_19911226.txt 22-Jun-2023 15:43 109309 dmsp_10_ephemeris_19911226.txt 22-Jun-2023 15:43 109441 dmsp_11_ephemeris_19911226.txt 22-Jun-2023 15:43 109455