RS CVn variable

Alert Notice 855: V711 Tau monitoring requested in support of XRISM spectroscopy observations

February 29, 2024

AAVSO Forum threads (scroll to the bottom of a thread for latest posts):
- Campaigns & Observation Reports: https://www.aavso.org/v-711-tau-observing-campaign

Please subscribe to this thread if you are observing this star so you can be updated by the astronomers and by HQ. Join in the discussion or ask questions there!

Alert Notice 837: Photometry of sigma Gem requested in support of TESS and CHARA observations

October 18, 2023

AAVSO Forum threads (scroll to the bottom of a thread for latest posts):
 - Campaigns and Observing Reports: https://www.aavso.org/sigma-gem-campaign

Please subscribe to this thread if you are participating in the campaign so you may be updated by the astronomer and by HQ. Join in the discussion or ask questions there!