Topic Forum
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VPHOT FITS Header Exposure Time Error
by msheald on Mon, 05/24/2021 - 12:40
VPHOT
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HST ULYSSES Southern T Tauri campaign
by fwalter on Thu, 04/15/2021 - 22:27
Young Stellar Objects (YSO)
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My differential ensemble PSF photometry program
by blackhaz on Fri, 04/09/2021 - 08:34
Software Development
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Enhanced LCG comments box
by spp on Sat, 05/22/2021 - 16:27
Software Development
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Cannot upload images into VPHOT
by RGN on Sat, 05/22/2021 - 18:52
VPHOT
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T CVn LPV of the Month
by croberrw on Sat, 05/22/2021 - 22:27
Long Period Variables (LPVs)
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LPV Program - Need Help!
by croberrw on Sat, 05/15/2021 - 21:33
Long Period Variables (LPVs)
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Ingress/Egress predicted points off?
by kranky on Mon, 05/17/2021 - 03:23
Exoplanets
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Photometry with QHY 6 Mono CCD
by GeoLek on Fri, 05/07/2021 - 19:38
Instrumentation and Equipment
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Determining exposure time for a star with a given magnitude.
by njsg on Fri, 05/07/2021 - 18:52
General AAVSO Discussion
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V1405 Cas and comp stars
by pava0555 on Sun, 05/09/2021 - 10:47
Cataclysmic Variables (CVs)
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What type of telescope (reflector) for photometry?
by MatthiasK on Sat, 05/15/2021 - 10:20
Instrumentation and Equipment
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Our 2021 Annual Meeting and Spectroscopy Workshop!
by AAVSO_ on Fri, 05/21/2021 - 19:32
General AAVSO Discussion
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Binary Maker 3
by ccynamon on Fri, 09/25/2020 - 22:33
Eclipsing Binaries (EBs)
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B-V Narrows at Minimum for SPP?
by msheald on Sat, 04/03/2021 - 14:32
Short Period Pulsators (SPP)
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2021 Solar Bulletins and SID Reports
by AAVSO_ on Tue, 02/16/2021 - 21:43
Solar Observing and SID Monitoring
Sticky topic
2021 Invitation for AAVSO Board of Directors Nominees
by AAVSO_ on Mon, 05/17/2021 - 15:12
General AAVSO Discussion
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IR-Pass filter for exoplanet
by Lateralus on Fri, 05/14/2021 - 18:43
Instrumentation and Equipment
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Linear response curve QHY 294M (Sony IMX492 sensor)
by Remco Kemperman on Sat, 05/15/2021 - 12:41
Instrumentation and Equipment
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Julian Date Calculator
by FSU on Fri, 04/16/2021 - 23:46
Software Development