../ dmsp_11_ephemeris_20000427.txt 21-Jun-2023 23:54 109687 dmsp_12_ephemeris_20000427.txt 21-Jun-2023 23:54 109718 dmsp_13_ephemeris_20000427.txt 21-Jun-2023 23:54 109847 dmsp_14_ephemeris_20000427.txt 21-Jun-2023 23:54 109700 dmsp_15_ephemeris_20000427.txt 21-Jun-2023 23:54 109764