../ dmsp_10_ephemeris_19971228.txt 21-Jun-2023 23:50 109332 dmsp_11_ephemeris_19971228.txt 21-Jun-2023 23:50 109345 dmsp_12_ephemeris_19971228.txt 21-Jun-2023 23:50 109458 dmsp_13_ephemeris_19971228.txt 21-Jun-2023 23:50 109389 dmsp_14_ephemeris_19971228.txt 21-Jun-2023 23:50 109292