Twitxy Saved

Jonathan McDowell

Verified account This account is verified. Learn more

@planet4589

Astronomer commenting on space launches. Orbital Police. All plots CC-BY. gofundme.com/f/fund-jonatha…
Somerville, MA, USA planet4589.org Joined January 2009
4.7K Following 174K Followers 84K Posts

Latest posts 5

Jonathan McDowell Verified account @planet4589
Rant of the day: I hate the newfangled term PNT (for 'position, navigation and timing'). Both timing and position have been integral parts of navigation since the RGO was founded in 1675, so it's just tautological. Just say 'Nav'.
19 replies 12 reposts 196 likes 11K views View on X
Jonathan McDowell Verified account @planet4589
The Gushenxing-2 (Ceres-2) carried the Yunyao-1-28 sat with a GNSS-RO meteo payload, the Juntian-1-06A radar sat, the Zhongbe Daxue 1 optical imaging sat for North Univ of China, and Guanlan Shiyan. The owner and mission for Guanlan Shiyan is unknown so far.
3 replies 5 reposts 53 likes 5.9K views View on X