../ dmsp_11_ephemeris_20000407.txt 21-Jun-2023 23:54 108420 dmsp_12_ephemeris_20000407.txt 21-Jun-2023 23:54 108258 dmsp_13_ephemeris_20000407.txt 21-Jun-2023 23:54 108358 dmsp_14_ephemeris_20000407.txt 21-Jun-2023 23:54 108320 dmsp_15_ephemeris_20000407.txt 21-Jun-2023 23:54 108300