Updates RedShift 8 RedShift 7 RedShift 6 Asteroids Comets Spacecraft Brightest Satellites ISS Space Shuttle Launches (archive) Weather & Earth Res. Communication Navigation GPS Glonass NNSS Russian LEO Nav. Scientific Misc. Satellites Software RedShift 5 RedShift 4 RedShift 3

Current Data from CelesTrak WWW (NORAD Two-Line Element Sets) Navy Navigation Satellite System (NNSS) (~ 3 KB) All single updates of this section (RedShift format) NOVA I (valid from 09/04/2018 until 10/04/2018) » more infos (NSSDC) (09/04/2018) NOVA II (valid from 09/05/2018 until 10/05/2018) » more infos (NSSDC) (09/05/2018) NOVA III (valid from 09/03/2018 until 10/03/2018) » more infos (NSSDC) (09/03/2018) Polar BEAR (NNSS 30170) (valid from 09/04/2018 until 10/04/2018) » more infos (NSSDC) (09/04/2018) Transit 16 (NNSS 30130) (valid from 09/04/2018 until 10/04/2018) » more infos (NSSDC) (09/04/2018) Transit 17 (NNSS 30140) (valid from 09/03/2018 until 10/03/2018) » more infos (NSSDC) (09/03/2018) Transit 18 (NNSS 30180) (valid from 09/04/2018 until 10/04/2018) » more infos (NSSDC) (09/04/2018) Transit-O11 (NNSS 30110) (valid from 09/03/2018 until 10/03/2018) » more infos (NSSDC) (09/03/2018) Transit-O19 (NNSS 30190) (valid from 09/04/2018 until 10/04/2018) » more infos (NSSDC) (09/04/2018) Transit-O20 (NNSS 30200) (valid from 09/05/2018 until 10/05/2018) » more infos (NSSDC) (09/05/2018) Transit-O23 (NNSS 30230) (valid from 09/04/2018 until 10/04/2018) » more infos (NSSDC) (09/04/2018) Transit-O24 (NNSS 30240) (valid from 09/04/2018 until 10/04/2018) » more infos (NSSDC) (09/04/2018) Transit-O25 (NNSS 30250) (valid from 09/04/2018 until 10/04/2018) » more infos (NSSDC) (09/04/2018) Transit-O27 (NNSS 30270) (valid from 09/04/2018 until 10/04/2018) » more infos (NSSDC) (09/04/2018) Transit-O29 (NNSS 30290) (valid from 09/04/2018 until 10/04/2018) » more infos (NSSDC) (09/04/2018) Transit-O30 (NNSS 30240) (valid from 09/04/2018 until 10/04/2018) » more infos (NSSDC) (09/04/2018) Transit-O31 (NNSS 30310) (valid from 09/04/2018 until 10/04/2018) » more infos (NSSDC) (09/04/2018) Transit-O32 (NNSS 30320) (valid from 09/05/2018 until 10/05/2018) » more infos (NSSDC) (09/05/2018) Notes: Spacecraft is currently listed in "100 (or so) brightest special-interest satellites" at NORAD. Updates of those data on this web site will be available frequently. Archived data of satellites. Updates of those data on this web site will be available not frequently but by opportunity. » With some satellite you find a link to the mission description at the NSSDC. Each row of a single update contains the date the data is valid. You find also the last update date of the related file.