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Ask questions on any topic. Nothing is too simple or too complex to ask!
2988 Mira star cadence...
by BRJ
2 min ago
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Technical support for questions about the AAVSO web site and/or forums. Report bugs here.
635 JAAVSO no-show
by tcalderw
1 day 46 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.
320 Diferencia entre...
by olichris
06/01/2018 - 08:23
No new
Discussion of AAVSO-related software projects (VSX, Zapper, etc.).
617 New Light Curve...
by BSJ
05/30/2018 - 14:22
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A forum to discuss variable star data analysis.
357 Initial...
by RHM
03/25/2018 - 05:14
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Discussion of the AAVSO's visualization and analysis tool, VStar
632 New Release -...
by dornick
06/16/2018 - 11:01
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For discussion of VSX, the AAVSO Variable Star Index.
197 Targeted search...
by Sebastian Otero
06/05/2018 - 17:25
No new
Questions, discussions and announcements related to Eggen Card Project.
16 Eggen Card...
by jcrast
08/29/2017 - 14:38
No new
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.
878 Gaia18bmt:...
by SPK
06/15/2018 - 05:23
No new
85 Variable Star...
by Mike Miciukiewicz
04/13/2018 - 00:59
No new
Discuss ongoing campaigns (Alert Notices, Special Notices, etc.), announce your own projects and report interesting observations here.
2244 Symbiotic...
by lucy
06/11/2018 - 21:06
No new
Discussion of and tips for making visual observations.
951 Developing A...
by BSJ
04/27/2018 - 17:38
No new
Discussion of CCD, PEP and DSLR photometry.
3482 Use of Baader RGB...
by libmar96
06/13/2018 - 11:20
No new
1042 R~500 spectrum of...
by Robin Leadbeater
05/22/2018 - 16:06
No new
This forum is for discussion of AAVSOnet topics including announcements, status updates, technical support and more.
498 AAVSOnet status,...
by HQA
05/28/2018 - 07:38
No new
This forum is for discussion of VPHOT topics including announcements, status updates, technical support and more.
1929 Uploading...
by VAastro
1 day 20 hours ago
  Forum Topics Posts Last post
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This forum is for discussions of cataclysmic variable stars.
752 ASASSN-17aq
by pukemaru
23 hours 8 min ago
No new
Discussion of eclipsing binary stars.
96 EB's With...
by TCB168
02/06/2018 - 17:56
No new
89 Exoplanet...
by jpablodossantos
06/13/2018 - 07:25
No new
Discussion of long period variable stars: mira's, semiregulars, etc.
548 Update of the LPV...
by Andrew Pearce
06/02/2018 - 01:06
No new
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.
1013 PNV J15384000...
by SPK
06/05/2018 - 16:49
No new
Discussion of RCBs and related classes of stars that show irregular fading episodes.
195 V348 Sgr Coming...
by hambsch
03/16/2018 - 17:20
No new
Discussion for the solar observation program and also monitoring of sudden ionospheric disturbances (SIDs).
374 Solar Bulletin...
by owentooke
06/15/2018 - 16:43
No new
Discussion of young stellar objects, pre-main sequence stars and other variable objects in the early stages of stellar evolution.
317 CT Vul faded
by mishnik
04/30/2018 - 20:39
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