REGISTRATION NOW OPEN!
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/110-annual-meeting
Welcome to the AAVSO!
New explorers are welcome.
YOU can be an astronomer.
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https://www.youtube.com/watch?v=tgCB2lBRk8s&t=5s
2021 Invitation for AAVSO Board of Directors Nominees
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Slider Link
https://www.aavso.org/invitation-nominees-2021-board
June's variable star and observing guide
Explore Y Canum Venaticorum with us! Monthly episodes include a video, finder chart, & observing tips for the beginner.

A collaboration of AAVSO, Ball State University, and the International Planetarium Society
Slider Link
https://www.aavso.org/featured-variables
June 5th How-to Hour: “Your first observatory - Keep it simple!” with Rich Berry
Part of our AAVSO 2021 Webinars and How-to Hours
Slider Link
/2021-webinars
Read personal stories from our members on how they became interested in astronomy and the AAVSO! Do YOU have a story? Send it to Gordon Myers at president@aavso.org!
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Slider Link
https://www.aavso.org/sites/default/files/AAVSO%20pdfs/AAVSO-Member-Stories.pdf
How to navigate our new AAVSO website
6-minute video tour
Slider Link
https://www.youtube.com/watch?v=71y9Q3ei_3M
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The mission of the AAVSO is to enable anyone, anywhere to participate in scientific discovery through variable star astronomy.

Resources

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(VSX) Variable Star Index
/vsx

Pick a Star

Plot a light curve
jaavso
The Journal of the AAVSO
/apps/jaavso
Data
Submit and Access Data
/databases
Telescope
Tools and Observer Resources
/observers
Observing Sections
Observing Sections
/observing-sections
Education
Education
CHOICE Courses, Manuals, Videos
/education
Shop
Shop
/aavso-store-2
Join and Support
Join and Support
/join-aavso

The AAVSO is an equal opportunity and discrimination / harassment free environment. 
Please read our policies HERE

AAVSO at a Glance

Variable Star Observations in Database:

4 5 , 6 3 5 , 5 9 5 and Counting ...

Last Observation Received:

1 min 49 sec ago by SHS - Steven Sharpe (CA)

1250+47   Jun 13.0715   5.878V

Plot 1250+47 light curve

Solar Bulletin - Volume 77, Number 05
Jun 16
JAAVSO Volume 49 Number 1, 2021 is published
Jun 15
AAVSO Alert Notice 745: Nova in Hercules: N Her 2021 = TCP J18573095+1653396 = ZTF19aasfsjq [V1674 Her]
Jun 14
To change your AAVSO account email address
Jun 11
2021 Annual Meeting and Workshop Registration
Jun 10
News Archives

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