../ dmsp_08_ephemeris_19921206.txt 21-Jun-2023 23:45 109494 dmsp_09_ephemeris_19921206.txt 21-Jun-2023 23:45 109347 dmsp_10_ephemeris_19921206.txt 21-Jun-2023 23:45 109414 dmsp_11_ephemeris_19921206.txt 21-Jun-2023 23:45 109436