../ dmsp_10_ephemeris_19990221.txt 21-Jun-2023 23:52 108075 dmsp_11_ephemeris_19990221.txt 21-Jun-2023 23:52 108117 dmsp_12_ephemeris_19990221.txt 21-Jun-2023 23:52 108265 dmsp_13_ephemeris_19990221.txt 21-Jun-2023 23:52 108092 dmsp_14_ephemeris_19990221.txt 21-Jun-2023 23:52 108208