News and Announcements

July 21 Update: The books are here! The AAVSO has 100 copies of the book that we are selling at the same Cambridge Press discounted rate of $80. So please order from the AAVSO store and help support the organization. We have the books in stock for immediate shipment.

But wait, there's more! If you add an order for one of our limited edition Centennial T-Shirts, we will take $15 off your total order at checkout.

The 2011 AAVSO Eclipsing Binary Ephemeris, prepared by Gerry Samolyk, is now available online at

http://www.aavso.org/eclipsing-binary-ephemerides

Good observing!

(update: this position has been filled.)

NOVA SCORPII 2011 = PNV J16551100-3838120

The following announcement is made on behalf of long time AAVSO observer/member Dr. Kristine Larsen:

Possible Nova in Scorpius

AAVSO member, observer and science educator Dr. Pebble Richwine has had a minor planet named in her honor - 268242 Pebble. Pebble did her PhD in science education at the University of Arizona where her dissertation was on using variable stars in elementary school science education. She's given talks at many AAVSO meetings and is currently a science educator in Georgia.

Here is the official citation:

Over in the Citizen Sky forums we have begun a discussion about how to properly report DSLR data.
Click below to read the guidelines:

http://www.citizensky.org/forum/report-dslr-data

"CI Cygni 2010 Outburst and Eclipse: An Amateur Spectroscopic Survey—First Results From Low Resolution Spectra" by F. Teyssier

http://www.aavso.org/ejaavso

Minor planet 12789 Savadoraguirre is named for AAVSO member/observer Salvador Aguirre, M.D. (observer code "ASA"), an avid amateur astronomer from Hermosillo, Mexico. He has conducted many observations of variable stars, asteroid occultations, meteors, and comets. He has also help popularize and coordinate amateur astronomical research within Mexico.

http://www.aavso.org/minor-planet-names-honor-aavso-members-and-observers