Topic Forum
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sunspot groups 2022/12/07
by 1970maurizio on Wed, 12/07/2022 - 20:19
Solar Observing and SID Monitoring
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BEST OPPORTUNITY
by umairali on Wed, 12/07/2022 - 13:48
Data Mining
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Image Inspector needed for BSM_NM
by HQA on Sat, 12/03/2022 - 16:02
AAVSOnet
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The current dimming of RW Cep
by VY Canis Majoris on Fri, 12/02/2022 - 10:34
Long Period Variables (LPVs)
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BAV magazine SPECTROSCOPY
by ErnstPollmann on Fri, 12/02/2022 - 08:41
Spectroscopy
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Launch of my study project on the Sun and submission of the preliminary report
by maxsurlaroute on Fri, 12/02/2022 - 03:11
Solar Observing and SID Monitoring
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GM Aur and BP Tau HST and TESS observations - Alert Notice 801
by weo on Thu, 12/01/2022 - 16:15
Campaigns & Observation Reports
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VSX - Do It Yourself
by Sebastian Otero on Tue, 11/29/2022 - 14:28
General AAVSO Discussion
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Jay M Pasachoff
by lmk on Fri, 11/25/2022 - 21:49
General AAVSO Discussion
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Christian's primer on spectroscopy and user guide to SpecInti
by hrickdiz on Fri, 11/18/2022 - 19:09
Spectroscopy
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website for Telluric lines
by hrickdiz on Fri, 11/18/2022 - 19:00
Spectroscopy
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V838 Mon data + comparison stars
by bskiff on Thu, 11/17/2022 - 23:46
Photometry
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Five YSO stars need monitoring - Alert Notice 800
by weo on Thu, 11/17/2022 - 13:55
Campaigns & Observation Reports
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Correction: AVSpec Open House this Thursday!
by TieDyeAstronomer on Thu, 11/17/2022 - 04:34
Spectroscopy
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ASAS J060415+1245.9 campaign - Alert Notice 798
by weo on Mon, 11/14/2022 - 20:50
Spectroscopy
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Unable to send email. Contact the site administrator if the problem persists.
by jmgoldba on Fri, 11/11/2022 - 22:08
Web Site and Forum Help & Announcements
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Target Tool Observing Cadence
by jmgoldba on Fri, 11/11/2022 - 21:58
Campaigns & Observation Reports
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M77: more than a pretty picture target
by Bikeman on Fri, 11/11/2022 - 17:43
High Energy Network (HEN)
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Seminarios web en Español - Olga Inés Pintado
by Sebastian Otero on Fri, 11/11/2022 - 04:54
Foro de Discusión de AAVSO en Español
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Error Value using Transform Applier
by Mike_F on Thu, 11/10/2022 - 03:14
Photometry