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Current Data from CelesTrak WWW (NORAD Two-Line Element Sets) Geodetic (~ 2 KB) All single updates of this section (RedShift format) EGP (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) GOCE (valid from 10/11/2013 until 10/12/2013) » more infos (NSSDC) (10/11/2013) GRACE 1 (Tom) (valid from 09/03/2018 until 08/04/2018) » more infos (NSSDC) (09/03/2018) GRACE 2 (Jerry) (valid from 06/12/2017 until 05/01/2018) » more infos (NSSDC) (06/12/2017) LAGEOS 1 (valid from 03/09/2018 until 03/10/2018) » more infos (NSSDC) (03/09/2018) LAGEOS 2 (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) LARES (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) Starlette (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) Stella (valid from 04/09/2018 until 04/10/2018) » more infos (NSSDC) (04/09/2018) Westpac (WPLTN-1) (valid from 04/12/2013 until 03/01/2014) » more infos (NSSDC) (04/12/2013) 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.