../ dmsp_08_ephemeris_19921220.txt 22-Jun-2023 15:45 109547 dmsp_09_ephemeris_19921220.txt 22-Jun-2023 15:45 109357 dmsp_10_ephemeris_19921220.txt 22-Jun-2023 15:45 109551 dmsp_11_ephemeris_19921220.txt 22-Jun-2023 15:45 109431