Alert Notice 840: Anticipated primary eclipse of b Per centered on November 28 2023 UT
November 10, 2023
AAVSO Forum threads (scroll to the bottom of a thread for latest posts):
- Campaigns and Observation Reports: https://www.aavso.org/b-per-nov-2023-eclipse
- Eclipsing Binaries: https://www.aavso.org/b-per-nov-2023-eclipse-01