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Ask questions on any topic. Nothing is too simple or too complex to ask!
843
3797 ANNUAL MEETING...
by AAVSO
08/06/2020 - 11:09
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3
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.
157
729 No file uploads
by BSJ
08/05/2020 - 10:15
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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.
95
366 Charla en español...
by olichris
06/27/2020 - 14:35
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Discussion of AAVSO-related software projects (VSX, Zapper, etc.).
126
852 VSX FAQs?
by Sebastian Otero
07/16/2020 - 14:47
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A forum to discuss variable star data analysis.
81
489 Determining...
by David Benn
08/05/2020 - 08:24
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Discussion of the AAVSO's visualization and analysis tool, VStar
131
1122 Icedtea-plugin ...
by Generich_Capuli
08/06/2020 - 10:53
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VSX
For discussion of VSX, the AAVSO Variable Star Index.
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419 Passband in VSX:...
by Sebastian Otero
07/20/2020 - 17:58
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Questions, discussions and announcements related to Eggen Card Project.
7
20 Eggen...
by jcrast
01/05/2019 - 12:38
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Citizen Sky questions, announcements and discussion.
6
13 n/a
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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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.
20
211 QHY600 tests
by HQA
08/07/2020 - 15:30
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Please use this forum to distribute time sensitive observation alerts.
269
1306 Strange behavior...
by mishnik
1 day 11 hours ago
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16
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.
386
2665 ASASSN-V J181654...
by Kellimtai
22 hours 31 min ago
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Discussion of and tips for making visual observations.
186
1150 A thought about...
by Eric Dose
07/14/2020 - 17:47
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Discussion of CCD, PEP and DSLR photometry.
590
4560 Does affect the...
by spp
6 hours 33 min ago
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188
1380 batch of spectra...
by Ken4optics
07/26/2020 - 21:11
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This forum is for discussion of AAVSOnet topics including announcements, status updates, technical support and more.
265
823 BSM_TX images of...
by spp
08/04/2020 - 15:25
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This forum is for discussion of VPHOT topics including announcements, status updates, technical support and more.
452
2428 Deleting sequences
by theparallelteam
08/04/2020 - 06:57
  Forum Topics Posts Last post
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This forum is for discussions of cataclysmic variable stars.
273
929 HST campaign on...
by weo
08/06/2020 - 14:33
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4
9 TESS Full Frame...
by clkotnik
07/11/2020 - 17:54
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Information on the observation and analysis of stars and other objects that are sources of x-rays and gamma rays.
2
45 Observations of...
by Bikeman
08/07/2020 - 07:24
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Information on the Observation and analysis of short period pulsators such as Cepheids and RR Lyrae.
2
15 Welcome to the...
by arx
07/29/2020 - 20:18
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Discussion of eclipsing binary stars.
38
229 CzeV 257 UMi ...
by Bernhard
08/05/2020 - 11:51
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37
174 Astrometric...
by TRE
07/26/2020 - 20:36
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Discussion of long period variable stars: mira's, semiregulars, etc.
136
754 Determining...
by Eric Dose
08/03/2020 - 14:31
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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.
163
1183 Nova Aquilae 2020...
by Sebastian Otero
08/05/2020 - 11:22
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Discussion of RCBs and related classes of stars that show irregular fading episodes.
53
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).
104
465 Solar Bulletin...
by lward
07/16/2020 - 12:24
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Discussion of young stellar objects, pre-main sequence stars and other variable objects in the early stages of stellar evolution.
126
395 ASASSN-V J181654...
by dmvandam
1 day 15 hours ago
New posts
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