Topic Forum
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source read error
by paw on Fri, 05/20/2016 - 06:55
VStar
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Sources for buying photometric filters in Australia?
by SXN on Tue, 03/05/2013 - 16:28
Photometry
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Southern Hemisphere Non-Pro Spectroscopy of Eta Car
by uis01 on Wed, 01/07/2015 - 22:55
Spectroscopy
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Southern Observers Needed for Delta Scuti Project
by SXN on Wed, 02/03/2016 - 15:18
Campaigns & Observation Reports
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Southern standard clusters for transforms
by spp on Tue, 01/31/2017 - 03:00
VPHOT
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southern stars
by pox on Mon, 03/17/2014 - 20:54
Young Stellar Objects (YSO)
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Southwestern telescopes shut down for monsoon
by HQA on Tue, 07/03/2012 - 12:57
AAVSOnet
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Spam
by PYG on Tue, 05/08/2018 - 13:30
General AAVSO Discussion
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Spam
by RRO on Sat, 10/16/2021 - 14:29
General AAVSO Discussion
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Spare ST-8 camera for donation?
by HQA on Mon, 06/30/2014 - 12:31
General AAVSO Discussion
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SPB LightCurve Question
by clkotnik on Sun, 02/07/2021 - 22:56
Short Period Pulsators (SPP)
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Speaker's Bureau
by KRS on Wed, 09/30/2015 - 21:05
Variable Stars in Education
Hot topic
SpecDB
by gka on Fri, 01/12/2018 - 01:29
Spectroscopy
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SpecDB: new equipment doesn't show up
by psomogyi76 on Mon, 01/13/2020 - 19:48
Spectroscopy
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Special Offer - Advancing Variable Star Astronomy
by SXN on Wed, 11/27/2013 - 17:20
General AAVSO Discussion
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Special session on Betelgeuse at the Marcel Grossmann 16 online Meeting 5-9 July 2021 with observative and theoretical aspects on focus: abstracts submissions opened
by SGQ on Fri, 04/16/2021 - 15:31
General AAVSO Discussion
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Special Topic Chat this Thursday, October 18th
by RebeccaTurner on Mon, 10/15/2012 - 21:05
General AAVSO Discussion
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Specifying color CMOS photometry results
by garyhawkins on Thu, 03/25/2021 - 22:01
Photometry
Hot topic
SpecObs beta
by HQA on Mon, 01/19/2015 - 21:19
Spectroscopy
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Spectra calibration when using simple gratings such as the SA 200
by RGN on Thu, 01/16/2020 - 18:55
Spectroscopy