../ dmsp_08_ephemeris_19921109.txt 21-Jun-2023 23:45 109473 dmsp_09_ephemeris_19921109.txt 21-Jun-2023 23:45 109296 dmsp_10_ephemeris_19921109.txt 21-Jun-2023 23:45 109510 dmsp_11_ephemeris_19921109.txt 21-Jun-2023 23:45 109485