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Ask questions on any topic. Nothing is too simple or too complex to ask!
3798 Invitation for...
by Tonisee
06/28/2020 - 04:51
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54 Starlink ...
by Eric Dose
05/11/2020 - 09:55
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Technical support for questions about the AAVSO web site and/or forums. Report bugs here.
729 AAVSO member...
by BSJ
07/01/2020 - 11:16
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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.
366 Charla en español...
by olichris
06/27/2020 - 14:35
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Discussion of AAVSO-related software projects (VSX, Zapper, etc.).
849 API's to AAVSO...
by Mishrasangita
06/03/2020 - 07:03
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A forum to discuss variable star data analysis.
480 Directly...
by dishapatil
06/05/2020 - 00:36
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Discussion of the AAVSO's visualization and analysis tool, VStar
1114 Bug reports
by David Benn
12 hours 44 min ago
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For discussion of VSX, the AAVSO Variable Star Index.
417 Magnitude range...
by Sebastian Otero
06/29/2020 - 19:38
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Questions, discussions and announcements related to Eggen Card Project.
20 Eggen...
by jcrast
01/05/2019 - 12:38
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Citizen Sky questions, announcements and discussion.
13 n/a
The AAVSO Governance forum is visible only to AAVSO members. CHOICE forums are visible only to class participants.
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  Forum Topics Posts Last post
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For discussions on all aspects of equipment, from building new devices from scratch, to what ready made products are the best for your current setup. Attached the "Instrumentation and Equipment" observing section.
123 Unistellar eVscope
by Richard Berry
3 hours 25 min ago
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Please use this forum to distribute time sensitive observation alerts.
1259 AT 2020nvb:...
by CrossoverManiac
07/06/2020 - 16:10
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110 Raw files for...
by B.P.Vietje
05/10/2020 - 21:10
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Discuss ongoing campaigns (Alert Notices, Special Notices, etc.), announce your own projects and report interesting observations here.
2648 Monitoring for...
by fwalter
1 day 7 hours ago
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Discussion of and tips for making visual observations.
1146 Comet + variables
by hky
1 day 1 hour ago
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Discussion of CCD, PEP and DSLR photometry.
4557 Entering...
by bskiff
07/05/2020 - 22:54
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1370 TCP J21040470...
by weo
07/07/2020 - 17:31
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This forum is for discussion of AAVSOnet topics including announcements, status updates, technical support and more.
860 Report for BSM_S2...
by MZK
07/05/2020 - 13:42
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This forum is for discussion of VPHOT topics including announcements, status updates, technical support and more.
2435 VPhot update to...
by spp
07/02/2020 - 14:15
  Forum Topics Posts Last post
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This forum is for discussions of cataclysmic variable stars.
928 SN 2020nvb -...
by BOZ
07/06/2020 - 09:18
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8 Don't make my...
by Ed Wiley_WEY
06/03/2020 - 11:28
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Information on the observation and analysis of stars and other objects that are sources of x-rays and gamma rays.
43 Observations of...
by Bikeman
06/09/2020 - 18:51
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Information on the Observation and analysis of short period pulsators such as Cepheids and RR Lyrae.
13 Help Identifying...
by Sebastian Otero
06/27/2020 - 16:06
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Discussion of eclipsing binary stars.
212 KID 03644542...
17 hours 35 min ago
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169 New MAC new...
by bkl
06/23/2020 - 10:32
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Discussion of long period variable stars: mira's, semiregulars, etc.
749 LPV Fire Sale
by bskiff
06/25/2020 - 11:29
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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.
1180 V1280 Sco (N Sco...
by weo
1 day 7 hours ago
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Discussion of RCBs and related classes of stars that show irregular fading episodes.
218 FH Sct: deep fading
by SPK
02/28/2020 - 16:02
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Discussion for the solar observation program and also monitoring of sudden ionospheric disturbances (SIDs).
464 Solar Bulletin...
by lward
06/15/2020 - 13:12
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Discussion of young stellar objects, pre-main sequence stars and other variable objects in the early stages of stellar evolution.
389 fade of V1117 Her
by pox
05/26/2020 - 19:59
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