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Ask questions on any topic. Nothing is too simple or too complex to ask!
2534 Program
by hhu
9 hours 40 min ago
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Technical support for questions about the AAVSO web site and/or forums. Report bugs here.
584 The AAVSO Website...
by pox
11 hours 54 min ago
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Un foro para la comunidad de habla hispana dedicado a intercambiar comentarios, observaciones y todo tipo de informacion relacionada con las estrellas variables y su estudio.
295 Tutorial IRIS en...
by Pablo Bonifacio
1 hour 24 min ago
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Discussion of AAVSO-related software projects (VSX, Zapper, etc.).
491 TG Version 6.0...
by pablotwa
04/23/2017 - 20:47
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A forum to discuss variable star data analysis.
by arx
04/14/2017 - 20:45
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Discussion of the AAVSO's visualization and analysis tool, VStar
527 VStar and Java 8
by drob
04/23/2017 - 16:47
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For discussion of VSX, the AAVSO Variable Star Index.
91 Updates on VSX
by Sebastian Otero
04/04/2017 - 19:09
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Questions, discussions and announcements related to Eggen Card Project.
15 Eggen Card...
by stellakafka
10/03/2016 - 16:03
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Citizen Sky questions, announcements and discussion.
13 Criticism of...
by M.Saladyga
05/16/2014 - 13:31
The AAVSO Governance forum is visible only to AAVSO members. CHOICE forums are visible only to class participants.
  Forum Topics Posts Last post
  Forum Topics Posts Last post
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Please use this forum to distribute time sensitive observation alerts.
610 BV Cen
by hambsch
15 hours 7 min ago
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63 Students...
by luckas
02/06/2017 - 00:29
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Discuss ongoing campaigns (Alert Notices, Special Notices, etc.), announce your own projects and report interesting observations here.
1871 EPIC 204278916...
by weo
11 hours 32 min ago
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Discussion of and tips for making visual observations.
911 Question on VSP...
by preston.pendergraft
03/22/2017 - 17:09
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Discussion of CCD, PEP and DSLR photometry.
3117 Transform...
by Meeka
3 hours 23 min ago
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981 Time-Resolution...
by Robin Leadbeater
04/04/2017 - 20:58
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This forum is for discussion of AAVSOnet topics including announcements, status updates, technical support and more.
432 AAVSOnet status,...
by HQA
03/29/2017 - 07:29
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This forum is for discussion of VPHOT topics including announcements, status updates, technical support and more.
1566 Can't Upload...
by B.P.Vietje
04/14/2017 - 10:56
  Forum Topics Posts Last post
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This forum is for discussions of cataclysmic variable stars.
676 CVNet and V HYA
by PYG
04/12/2017 - 05:05
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Discussion of eclipsing binary stars.
82 Unusual...
by clittlefield
01/19/2017 - 19:53
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28 Welcome to the...
by wglogowski
03/29/2017 - 23:35
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Discussion of long period variable stars: mira's, semiregulars, etc.
454 U Draconis
by GZN
04/23/2017 - 17:52
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A forum created to support Jeno Sokoloski's nova project, to increase our level of support for all areas of nova observation, and for general discussion of novae.
780 NR TrA observing...
by weo
03/07/2017 - 15:52
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Discussion of RCBs and related classes of stars that show irregular fading episodes.
185 DY Persei fading
by GZN
02/28/2017 - 15:57
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Discussion for the solar observation program and also monitoring of sudden ionospheric disturbances (SIDs).
316 Sudden Ionosphere...
by ASA
04/19/2017 - 11:59
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Discussion of young stellar objects, pre-main sequence stars and other variable objects in the early stages of stellar evolution.
247 Campaign on EPIC...
by weo
11 hours 29 min ago
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