../ dmsp_10_ephemeris_19971108.txt 21-Jun-2023 23:50 109481 dmsp_11_ephemeris_19971108.txt 21-Jun-2023 23:50 109558 dmsp_12_ephemeris_19971108.txt 21-Jun-2023 23:50 109483 dmsp_13_ephemeris_19971108.txt 21-Jun-2023 23:50 109461 dmsp_14_ephemeris_19971108.txt 21-Jun-2023 23:50 109504