../ dmsp_10_ephemeris_19970219.txt 21-Jun-2023 23:49 108198 dmsp_11_ephemeris_19970219.txt 21-Jun-2023 23:49 107975 dmsp_12_ephemeris_19970219.txt 21-Jun-2023 23:49 108266 dmsp_13_ephemeris_19970219.txt 21-Jun-2023 23:49 108141