AAVSO Spectroscopy Database (AVSpec)

Alert Notice 798: Photometry and spectroscopy requested for ASAS J060415+1245.9

Note: Please continue observations until the end of the observing season.  -  Elizabeth O. Waagen, February 6, 2023

Please continue to observe the target through January 2023.  -  Elizabeth O. Waagen, January 3, 2023

November 14, 2022

Alert Notice 792: R Aqr photometry and spectroscopy requested in support of Chandra observations

PLEASE GO TO ALERT NOTICE 820 FOR CURRENT OBSERVING REQUEST.  -  Elizabeth O. Waagen, April 19, 20232

Note: The Chandra observations of September 26 were carried out successfully. Additional Chandra observations are scheduled for October 3 and 4. Please continue to monitor R Aqr through the end of the observing season and through 2023.  -  Elizabeth O. Waagen, 3 October 2022

September 21, 2022

Alert Notice 789: Photometry and spectroscopy requested for 9 TESS targets

August 22, 2022

AAVSO Forum threads (scroll to the bottom of a thread for latest posts):
- Campaigns and Observing Reports: https://www.aavso.org/flare-stars-tess-campaign-2022-2023

Please subscribe to these threads if you are participating in the campaign so you can be updated by the astronomers and by HQ. Join in the discussion or ask questions there!

Alert Notice 779: Recurrent nova U Sco in surprise eruption needs long time series for the next month

Note: Please observe U Sco throughout the 2023 observing season.  -  Elizabeth O. Waagen, February 6, 2023

Please continue observations of U Sco through the end of the 2022 observing season and pick up again after conjunction.  -  Elizabeth O. Waagen, September 2, 2022

June 7, 2022