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Ask questions on any topic. Nothing is too simple or too complex to ask!
854
3826 President's...
by mgw
09/17/2020 - 14:40
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3
61 Planning AAVSO's...
by pox
09/13/2020 - 17:14
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Technical support for questions about the AAVSO web site and/or forums. Report bugs here.
159
732 Obscode as User Name
by Firochromis
2 hours 57 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.
96
367 Cách Cá Cược...
by thanhthuy02
09/14/2020 - 22:32
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Discussion of AAVSO-related software projects (VSX, Zapper, etc.).
127
855 Transform...
by PCC
09/06/2020 - 09:10
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A forum to discuss variable star data analysis.
83
503 Why are...
by FJQ
09/12/2020 - 08:02
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Discussion of the AAVSO's visualization and analysis tool, VStar
133
1131 VStar release 2.21.2
by mpyat2
09/10/2020 - 14:31
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VSX
For discussion of VSX, the AAVSO Variable Star Index.
100
420 Order by...
by aavsovsx
08/26/2020 - 09:57
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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.
27
307 Photometric...
by Eric Dose
42 min 58 sec ago
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Please use this forum to distribute time sensitive observation alerts.
275
1329 Aquila X-1 (V1333...
by gsivakoff
3 hours 45 min 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.
391
2725 BL Lac bright ...
by Bikeman
54 min 50 sec ago
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Discussion of and tips for making visual observations.
187
1154 Purkinje and v....
by tiburd
09/07/2020 - 00:13
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Discussion of CCD, PEP and DSLR photometry.
594
4597 Bright Comparison...
by Stan Walker
09/14/2020 - 20:27
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190
1390 P Cygni
by ErnstPollmann
09/16/2020 - 09:00
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This forum is for discussion of AAVSOnet topics including announcements, status updates, technical support and more.
266
824 AAVSOnet Status,...
by HQA
09/18/2020 - 15:28
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This forum is for discussion of VPHOT topics including announcements, status updates, technical support and more.
462
2471 Is VPHOT down?
by TRE
11 hours 28 min ago
  Forum Topics Posts Last post
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This forum is for discussions of cataclysmic variable stars.
277
951 SS Cyg campaign -...
by MatthiasK
5 hours 39 min ago
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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
55 Observations of...
by Bikeman
09/09/2020 - 19:11
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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.
39
242 Phoebe 2.2 and...
by MMU
1 day 6 hours ago
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39
179 incomplete light...
by dennis-conti
08/26/2020 - 14:38
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Discussion of long period variable stars: mira's, semiregulars, etc.
137
756 LPV Bulletin 2020
by DNO
08/22/2020 - 15:24
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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.
164
1196 PGIR20ekz: missed...
by SPK
09/16/2020 - 03:06
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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).
106
474 magnification
by HRHA
09/16/2020 - 08:27
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Discussion of young stellar objects, pre-main sequence stars and other variable objects in the early stages of stellar evolution.
128
402 ASASSN-V J181654...
by dmvandam
09/18/2020 - 11:57
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