Active forum topics

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La Ciencia del Cielo para Principiantes - "Ciencia Espacial - Parte 2"
by Sebastian Otero on Fri, 09/15/2023 - 04:57
Foro de Discusión de AAVSO en Español
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Nelson Database of Eclipsing Binary O-C Files
by kevinbalton on Thu, 09/14/2023 - 14:59
Eclipsing Binaries (EBs)
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Early Bird Registration for the Annual Meeting ends this Friday, 9/15!!!
by kathyspirer on Wed, 09/13/2023 - 17:49
General AAVSO Discussion
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New work on Polaris
by bskiff on Mon, 09/11/2023 - 01:34
Short Period Pulsators (SPP)
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Profile page error
by a1chemyst on Wed, 09/13/2023 - 14:30
Web Site and Forum Help & Announcements
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This Saturday - Dr. Brad Schaefer presenting on predicted T CrB eruption
by cwt on Wed, 09/06/2023 - 14:37
Cataclysmic Variables (CVs)
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snr measurement
by woodblock on Sat, 09/09/2023 - 09:42
Photometry
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Ensemble reference stars
by woodblock on Wed, 09/06/2023 - 12:50
Photometry
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Using Half Flux Diameter (HFD) instead of FWHM
by GaryH on Thu, 09/07/2023 - 18:07
Photometry
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Software. Where. Beginner
by Calculad on Fri, 08/11/2023 - 20:33
General AAVSO Discussion
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C11 on a Skywatcher EQ6 R Pro for PEP
by Calculad on Wed, 09/06/2023 - 19:10
Photometry
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Abstracts deadline extended for Annual Meeting
by weo on Wed, 09/06/2023 - 00:16
General AAVSO Discussion
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Variability type filtered searches in VSX?
by arimsiqueira on Mon, 09/04/2023 - 21:45
VSX
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CCD gain, CCD readout noise & CCD dark current per second
by Krzysztof on Wed, 08/02/2023 - 17:56
Instrumentation and Equipment
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Query about AAVSO guide to CCD/CMOS photometry
by Calculad on Tue, 08/29/2023 - 20:21
General AAVSO Discussion
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T CrB during 2023 August getting brighter
by DEY_VAR on Fri, 09/01/2023 - 17:23
Novae
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X Ser in outburst
by mrv on Thu, 08/31/2023 - 03:24
Novae
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The Need for Cooling? - Thermal Noise Versus Light Pollution
by zinnanti on Fri, 08/18/2023 - 21:33
Instrumentation and Equipment
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Last VSX Q&A session on August 31st, 21:00 UT
by Sebastian Otero on Thu, 08/31/2023 - 18:42
VSX
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AAVSO publications available for donation
by mrv on Wed, 08/30/2023 - 23:38
General AAVSO Discussion