News and Announcements
|15 December||Request Comparison Stars for Variable Star Charts||
[Note: If your variable star has an existing sequence, even if it is only one comparison star, please request assistance via CHET. This page is only for variables that have NO comparison stars. Thank you.]
|13 December||ejaavso preprint "The First Historical Standstall of WW Ceti" by M. Simonsen and R. Stubbings|
|07 December||Charts and Sequences Update December 2010||
|07 December||AAVSO Centennial Calendar for 2011||
A Century of Variable Star Observing: 1911-2010
|07 December||ejaavso preprint "Recent minima of 144 EB stars" by G. Samolyk|
|07 December||Help us test the New Chat Room||
We would like to do one more test of the new AAVSO chat software before we officially go live with it and we need your help!!
We'd like to get a chat going with a large group of people so if you are free today at 5:30 pm Eastern, please take a few minutes to visit: http://www.aavso.org/general-chat
Be sure to let us know of any issues you have - either via the chat, by email, or using the "contact us" form on the AAVSO web page.
|06 December||30 Min Downtime at 1700UTC 6 Dec||
The AAVSO network, including the website, will be unavailable for about 30 minutes at 1700UTC (1200EST) on 6 December for the installation of a new network card in the firewall.
|04 December||AAVSO Special Notice #226||
Request for observations of FS Aurigae
|02 December||AAVSOnet Online Discussion Forum||
We have created an online forum for discussion of AAVSOnet topics. Arne will moderate the forums, post announcements regarding AAVSOnet systems and answer any questions you have. If you have any interest or questions about AAVSOnet, please stop by. No question is too silly.
|01 December||AAVSO Special Notice #225||
A new UGWZ candidate in Pisces
|01 December||100 Years of Citizen Science||
|30 November||Alert Notice 428: Monitoring requested of the peculiar cataclysmic variable FS Aurigae||
November 30, 2010: Dr. Vitaly Neustroev (U.
|26 November||Symbiotic Variable Star On the Verge of an Eruption?||
|23 November||Alert Notice 427: Observing campaign on BM Ori and the Trapezium region||
November 23, 2010: The AAVSO requests ground-based observations of the Trapezium region of the Orion Nebula (M42), along with surrounding regions in Orion, in conjunction with upcoming observations with the MOST Satellite. All AAVSO observers are encouraged to participate in this project, and we are requesting observations for a number of different targets from both instrumental and visual observers.
|23 November||AAVSO Special Notice #224||
Possible outburst of SDSS_J160501.35+203056.9
|18 November||AAVSO Special Notice #223||
BL Lac object 3C 454.3 undergoing bright flare
|16 November||Web Chat with our New Web Developer||
Join us in the AAVSO Chat Room on Wednesday, November 17 from 2-3pm eastern (7-8pm UT) for a special chat with Will McMain, the newest AAVSO staff member. Will was hired in September as our new Web Developer and has been busy updating and adding items to the new web site. Many of you met him at the fall meeting where he ran the AV for the Saturday session and also hung out with us in the evenings. A staff bio is here:
|11 November||Fall Meeting: Presentation Files||
Below are presentation files that are available for download (as ppt or pdf files) from the 99th Annual Meeting of the AAVSO. Click on the title to view or download the presentation file.
|06 November||Meetings Survey||
Rebecca and I have put together a 8-item survey about AAVSO meetings. The goal of this survey is to give us information about what is important to you when you make decisions about meeting attendance. It includes questions about preferred locations, meeting structure, content of talks, etc. If you have a moment, please give us 5-10 minutes to take the survey. We would like everyone interested to take the survey, whether you have attended a prior meeting or not.
|05 November||AAVSO Special Notice #222||
Bright Supernova in UGC 5189A: SN 2010jl
|02 November||AAVSO Special Notice 221||
Infrequent Outburst of the SU UMa Variable HT Cas
|20 October||AAVSO Special Notice #220||
Request for observations of high-mass X-ray binaries (HMXBs) in support of radial velocity observations
|15 October||AAVSO Newsletter 46||
The October 2010 issue of the AAVSO Newsletter is now available
|15 October||Three recent JAAVSO preprints|
|12 October||AAVSO Special Notice #219||
Eclipse of the symbiotic star CI Cygni