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Ask questions on any topic. Nothing is too simple or too complex to ask!
2620 Vis v. V
by pukemaru
06/20/2017 - 22:16
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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
04/25/2017 - 10:38
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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.
297 Me presento
by olichris
05/08/2017 - 16:10
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Discussion of AAVSO-related software projects (VSX, Zapper, etc.).
527 AAVSO Target Tool...
by David Benn
06/15/2017 - 05:02
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A forum to discuss variable star data analysis.
283 Analyzing Data...
by BSJ
06/07/2017 - 15:04
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Discussion of the AAVSO's visualization and analysis tool, VStar
552 Analyzing Data...
by WBY
06/20/2017 - 16:59
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For discussion of VSX, the AAVSO Variable Star Index.
96 Limited data
by wlp
06/08/2017 - 15:30
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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.
646 ASASSN-17ib:...
by Sebastian Otero
37 min 51 sec ago
No new
75 NITARP -...
by stellakafka
1 day 20 hours ago
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Discuss ongoing campaigns (Alert Notices, Special Notices, etc.), announce your own projects and report interesting observations here.
1909 Monitoring PDS...
by weo
1 day 4 hours ago
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Discussion of and tips for making visual observations.
917 Binocular Observing
by RJG
06/15/2017 - 15:34
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Discussion of CCD, PEP and DSLR photometry.
3185 Wing Filters and...
by uis01
15 hours 54 min ago
No new
985 The new BAV...
by Ernst Pollmann
06/05/2017 - 04:40
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This forum is for discussion of AAVSOnet topics including announcements, status updates, technical support and more.
433 AAVSOnet status,...
by HQA
06/20/2017 - 08:04
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This forum is for discussion of VPHOT topics including announcements, status updates, technical support and more.
1589 Upload doesn't...
by Ivaldo Cervini
1 day 2 hours ago
  Forum Topics Posts Last post
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This forum is for discussions of cataclysmic variable stars.
683 Neglected...
by DDE
06/07/2017 - 09:50
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Discussion of eclipsing binary stars.
86 HD 148703...
by weo
06/08/2017 - 19:50
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31 Monitoring PDS...
by weo
1 day 4 hours ago
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Discussion of long period variable stars: mira's, semiregulars, etc.
491 U Lyrae, new...
by Stan Walker
06/07/2017 - 17:10
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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.
791 VZ TUC
by Andrew Pearce
05/31/2017 - 08:33
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Discussion of RCBs and related classes of stars that show irregular fading episodes.
187 W MEN fading?
by pukemaru
06/11/2017 - 07:13
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Discussion for the solar observation program and also monitoring of sudden ionospheric disturbances (SIDs).
328 Solar Bulletin...
by owentooke
06/15/2017 - 12:26
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Discussion of young stellar objects, pre-main sequence stars and other variable objects in the early stages of stellar evolution.
254 UXORs vs ISA etc.
by pox
06/15/2017 - 13:27
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