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observing

About the Star Finder

The Star Finder is a web tool that you can use to get direct access to some of our most popular and useful web applications.

AAVSO Target Tool

One of the most commonly asked questions by AAVSO observers is "What should I observe tonight?" With the easy-to-use AAVSO Target Tool, we hope that you will find the answer!

Observing Manuals

We have a number of observing guides and manuals, each one dedicated to a different type of observing technology.

AAVSO Bulletin 80 for 2017 - Letter to Observers

Letter to Users of 2017 Bulletin

                                                                                                                                            February 2017

Dear Observers,

AAVSO Bulletin 79 for 2016 published

AAVSO Bulletin 79 - Predicted Dates of Maxima and Minima for 381 Long Period Variables for 2016 is published and available on the AAVSO website. This publication covers the interval 1 January 2016 through 28 February 2017. All Bulletin-related materials may be found via the main Bulletin page.

Pages

AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484