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