AAVSO Spectroscopy Database (AVSpec)

May 1, 2023

AAVSO Forum threads (scroll to the bottom of a thread for latest posts):
- Campaigns and Observation Reports: https://www.aavso.org/hm-lup-campaign-2023
- Spectroscopy:  https://www.aavso.org/hm-lup-campaign-2023-01
- Young Stellar Objects (YSO): https://www.aavso.org/hm-lup-campaign-2023-02

Note: Text and forum links edited per request of Dr. Howell.  -  Elizabeth O. Waagen, April 21, 2023

April 13, 2023

AAVSO Forum threads (scroll to the bottom of a thread for latest posts):
 - Campaigns and Observing Reports: https://www.aavso.org/xx-oph-v5569-sgr-campaign
 - Eclipsing Binaries: https://www.aavso.org/xx-oph-v5569-sgr-campaign-01

Note: Please continue observations until further notice.  -  Elizabeth O. Waagen, December 5, 2023

December 16, 2022

AAVSO Forum threads (scroll to the bottom of a thread for latest posts):
- Campaigns and Observation Reports: https://www.aavso.org/rw-cep-dimming
- Long Period Variables: https://www.aavso.org/rw-cep-dimming-01

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

September 30, 2022

AAVSO Forum threads (scroll to the bottom of a thread for latest posts):
- Time Sensitive Alerts: https://www.aavso.org/atlas22beux-11th-mag-nova-mensa
- Novae: https://www.aavso.org/atlas22beux-11th-mag-nova-mensa-01

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

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!

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

Note: HST observations of RY Ser were not carried out due to uncertainty of the star's activity and so its brightness during the HST observations.  -  Elizabeth O. Waagen, September 2, 2022

June 6, 2022