Stellar occultation of TNO 2004 XR190 was successful observed by C. Schnabel (ES) & K. Green/C. Gao (US) on 2021 Jan 22. Geocentric distance: 56 AU
TNO's diameter at least 560 km.https://t.co/uQSicCuaPp
Prediction of the Lucky Star project:https://t.co/rnD4nZzo2p
Good work!👍 pic.twitter.com/7fX6uRzlkw

— IOTA / European Section (@IOTAEuropeanSec) February 20, 2021