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T.S. Kelso

@tskelso.bsky.social

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Operator of CelesTrak, the world's first source for orbital element sets and related software and educational materials.

  1. The ephemeris for GALAXY 23 (used for SupGP), launched 2003-08-08, has stopped updating after circularizing its orbit well above GEO graveyard altitude o/a 2025-07-21. As it appears to have been decommissioned, the CelesTrak SATCAT has been updated: celestrak.org/NORAD/elemen....

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  2. CelesTrak now has SupGP data for the 2 Planet Pelican satellites on the NAOS launch. That allows us to positively identify them and, by process of elimination, determine which object is NAOS, since it was the only other payload deployed with them at their altitude.

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