../ dmsp_10_ephemeris_19961001.txt 21-Jun-2023 23:49 109722 dmsp_11_ephemeris_19961001.txt 21-Jun-2023 23:49 109743 dmsp_12_ephemeris_19961001.txt 21-Jun-2023 23:49 109663 dmsp_13_ephemeris_19961001.txt 21-Jun-2023 23:49 109771