Topics with new and updated posts

Announcement: New Forums

We are excited to announce the launch of our new forums! You can access it forums.aavso.org. For questions, please see our blog post. The forums at aavso.org/forum have become read-only.

Topic Forum
Normal topic
Starlink (satellite constellation) impact on CCD photometry
by Alessandro on Fri, 08/30/2019 - 12:51
Planning AAVSO’s future
Normal topic
Enhanced LCG comments box
by spp on Sat, 05/22/2021 - 16:27
Software Development
Normal topic
Cannot upload images into VPHOT
by RGN on Sat, 05/22/2021 - 18:52
VPHOT
Normal topic
T CVn LPV of the Month
by croberrw on Sat, 05/22/2021 - 22:27
Long Period Variables (LPVs)
Normal topic
Ingress/Egress predicted points off?
by kranky on Mon, 05/17/2021 - 03:23
Exoplanets
Normal topic
Photometry with QHY 6 Mono CCD
by GeoLek on Fri, 05/07/2021 - 19:38
Instrumentation and Equipment
Normal topic
Determining exposure time for a star with a given magnitude.
by njsg on Fri, 05/07/2021 - 18:52
General AAVSO Discussion
Normal topic
What type of telescope (reflector) for photometry?
by MatthiasK on Sat, 05/15/2021 - 10:20
Instrumentation and Equipment
Normal topic
Our 2021 Annual Meeting and Spectroscopy Workshop!
by AAVSO_ on Fri, 05/21/2021 - 19:32
General AAVSO Discussion
Normal topic
Binary Maker 3
by ccynamon on Fri, 09/25/2020 - 22:33
Eclipsing Binaries (EBs)
Normal topic
2021 Invitation for AAVSO Board of Directors Nominees
by AAVSO_ on Mon, 05/17/2021 - 15:12
General AAVSO Discussion
Normal topic
IR-Pass filter for exoplanet
by Lateralus on Fri, 05/14/2021 - 18:43
Instrumentation and Equipment
Normal topic
Julian Date Calculator
by FSU on Fri, 04/16/2021 - 23:46
Software Development
Normal topic
V1405 CAS
by RGN on Thu, 05/06/2021 - 21:34
Cataclysmic Variables (CVs)
Normal topic
Star analyzer photometry: flux method
by Christophe__Pellier on Mon, 05/03/2021 - 19:51
Spectroscopy
Normal topic
ASASSN-21gk: new transient (mag. 13) in Sagittarius
by SPK on Sat, 05/01/2021 - 09:20
Time Sensitive Alerts
Hot topic
Spectroscopy campaign on gamma Cas
by weo on Fri, 01/31/2020 - 20:31
Spectroscopy
Hot topic
ASASSN-V J181654.06-202117.6 campaign - Alert Notice 710 and 723
by weo on Tue, 07/14/2020 - 17:07
Campaigns & Observation Reports
Normal topic
Summary of Stars and Observations added to the AID using the "Eggen Project Workbook".
by jcrast on Mon, 05/10/2021 - 17:19
Eggen Card Project
Normal topic
ASAS help
by pox on Thu, 05/06/2021 - 15:07
General AAVSO Discussion