../ dmsp_08_ephemeris_19920423.txt 21-Jun-2023 23:44 109328 dmsp_09_ephemeris_19920423.txt 21-Jun-2023 23:44 109397 dmsp_10_ephemeris_19920423.txt 21-Jun-2023 23:44 109837 dmsp_11_ephemeris_19920423.txt 21-Jun-2023 23:44 109706