../ dmsp_10_ephemeris_19990415.txt 21-Jun-2023 23:52 109670 dmsp_11_ephemeris_19990415.txt 21-Jun-2023 23:52 109758 dmsp_12_ephemeris_19990415.txt 21-Jun-2023 23:52 109720 dmsp_13_ephemeris_19990415.txt 21-Jun-2023 23:52 109669 dmsp_14_ephemeris_19990415.txt 21-Jun-2023 23:52 109751