../ dmsp_11_ephemeris_20000820.txt 21-Jun-2023 23:55 109689 dmsp_12_ephemeris_20000820.txt 21-Jun-2023 23:55 109676 dmsp_13_ephemeris_20000820.txt 21-Jun-2023 23:55 109778 dmsp_14_ephemeris_20000820.txt 21-Jun-2023 23:55 109586 dmsp_15_ephemeris_20000820.txt 21-Jun-2023 23:55 109720