../ dmsp_13_ephemeris_20051220.txt 22-Jun-2023 00:04 109393 dmsp_14_ephemeris_20051220.txt 22-Jun-2023 00:04 109265 dmsp_15_ephemeris_20051220.txt 22-Jun-2023 00:04 109292 dmsp_16_ephemeris_20051220.txt 22-Jun-2023 00:04 109487