Show unanswered topics in:

- Any -About the AAVSO-General AAVSO Discussion-Planning AAVSO’s future-Web Site and Forum Help & Announcements-Foro de Discusión de AAVSO en Español-Software Development-Data Analysis-VStar-VSX-Eggen Card Project-Citizen SkyVariable Star Observing-Instrumentation and Equipment-Time Sensitive Alerts-Variable Stars in Education-Campaigns & Observation Reports-Visual Observing-Photometry-Spectroscopy-AAVSOnet-VPHOTVariable Stars-Cataclysmic Variables (CVs)-Data Mining-High Energy Network (HEN)-Short Period Pulsators (SPP)-Eclipsing Binaries (EBs)-Exoplanets-Long Period Variables (LPVs)-Novae-R Coronae Borealis (RCB) Stars-Solar Observing and SID Monitoring-Young Stellar Objects (YSO)

Apply

	Topic	Forum
Sticky topic	Call for AAVSO Board nominations by AAVSO_ on Tue, 06/22/2021 - 17:58	General AAVSO Discussion
Normal topic	ISO level and full moon by CrossoverManiac on Tue, 06/22/2021 - 16:31	Instrumentation and Equipment
Normal topic	AAVSO Target API by njsg on Sun, 06/20/2021 - 19:49	Software Development
Normal topic	How to determine the normalization value in IRIS software? by Helix9 on Sun, 06/20/2021 - 16:28	Photometry
Normal topic	Period uncertanties by John Myles on Sun, 06/20/2021 - 12:25	VStar
Normal topic	How to correctly pick comp stars by pava0555 on Fri, 06/18/2021 - 07:54	VPHOT
Normal topic	Binning in time series causes error by LMN on Fri, 06/18/2021 - 05:39	VPHOT
Normal topic	Survey: Impact of Large Satellite Constellations on Astronomy by LKR on Thu, 06/17/2021 - 19:17	General AAVSO Discussion
Normal topic	Broadcasting Radio Waves by eyewonder on Wed, 06/16/2021 - 19:32	General AAVSO Discussion
Sticky topic	Registration is OPEN for our 2021 Annual Meeting and Spectroscopy Workshop! by AAVSO_ on Tue, 06/15/2021 - 20:13	General AAVSO Discussion
Normal topic	JAAVSO Vol 49 No 1 (2021) has been published by weo on Tue, 06/15/2021 - 17:53	General AAVSO Discussion
Normal topic	ss cyg amazing rise by pox on Tue, 06/15/2021 - 11:25	Cataclysmic Variables (CVs)
Normal topic	TCP J18573095+1653396: bright probable nova (mag. 6.4) in Hercules by SPK on Sat, 06/12/2021 - 16:14	Time Sensitive Alerts
Normal topic	Optical Structures (Astrodon, Jmi, Farpoint) Seeking Investors by pbealo@comcast.net on Sat, 06/12/2021 - 15:32	Instrumentation and Equipment
Normal topic	Diversity re 2022 by hlaird on Wed, 06/09/2021 - 03:04	Planning AAVSO’s future
Normal topic	Local data retention: What and for how long? by pbealo@comcast.net on Fri, 06/04/2021 - 13:55	VPHOT
Normal topic	VStar 2.21.3 released by David Benn on Fri, 06/04/2021 - 13:05	VStar
Normal topic	The Sun is back in business! May SIDs events are amazing by SGEO on Fri, 06/04/2021 - 03:02	Solar Observing and SID Monitoring
Normal topic	Continuing education credits for teachers by tjmaccarone on Tue, 06/01/2021 - 17:14	Variable Stars in Education
Normal topic	BAV magazine SPECTROSCOPY by ErnstPollmann on Tue, 06/01/2021 - 13:11	Spectroscopy