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News and Announcements
Friday, January 4, 2013 - 12:58
Special Notice #319: HST COS observing SDSS J093249.57+472523.0 2013 January 11-12
Thursday, January 3, 2013 - 11:56
Paper copies of JAAVSO 40.2 (epsilon Aur) are now available
Sunday, December 23, 2012 - 16:56
Special Notice #318: SN 2012hr, a Type Ia supernova prior to maximum
Saturday, December 22, 2012 - 07:31
Alert Notice 475: Monitoring of the dwarf nova U Geminorum in support of HST observations
Friday, December 21, 2012 - 14:48
JAAVSO special epsilon Aurigae issue is published!
Thursday, December 20, 2012 - 12:33
Special Notice #317: HST COS observing HS 0218+3229 2012 December 22 and SDSS J093249.57+472523.0 is probable next target
Thursday, December 20, 2012 - 09:35
Charts and Sequences Update December 2012
Tuesday, December 18, 2012 - 12:25
Solar Bulletin - Volume 68, Number 11
Monday, December 17, 2012 - 10:36
Special Notice #316: Monitoring of the dwarf nova U Geminorum in support of HST observations
Friday, December 14, 2012 - 11:25
Alert Notice 474: Multiwavelength campaign on delta Ori (Mintaka)
Tuesday, December 11, 2012 - 12:23
Special Notice #315: HST COS observing SDSS J075507.70+143547.6 December 13-14 and HS 0218+3229 is next target
Monday, December 10, 2012 - 16:58
Citizen Sky Workshop to Produce a DSLR Photometry Manual
Friday, December 7, 2012 - 14:21
New Chinese Visual Observing Manual
Wednesday, December 5, 2012 - 13:58
Special Notice #314: HST COS scheduled to observe V405 Peg December 7
Monday, December 3, 2012 - 16:20
2013 JD Calendar
Monday, December 3, 2012 - 09:44
New eJAAVSO preprint: Variable Stars South EB Database
Friday, November 30, 2012 - 12:32
Special Notice #313: HST COS observing CW Mon tonight and V405 Peg is next target
Tuesday, November 27, 2012 - 16:05
Special Notice #312: Supernova 2012gx in MCG -02-2-72 = PSN J00380175-1351395
Saturday, November 24, 2012 - 17:24
Solar Bulletin - Volume 68, Number 10
Tuesday, November 20, 2012 - 15:17
Special Notice #311: HST COS to observe CW Mon 2012 November 30 - December 1
Thursday, November 15, 2012 - 12:51
Special Notice #310: Continued observing of V452 Cas requested
Tuesday, November 13, 2012 - 13:27
Special Notice #309: Next Set of HST COS targets announced
Tuesday, November 13, 2012 - 12:37
Special Notice #308: Observations crucial starting tonight for FL Psc (ASAS J002511+1217.2)
Friday, November 9, 2012 - 12:45
New eJAAVSO preprint: ROAD intensive observations of variables stars
Thursday, November 8, 2012 - 11:36
Special Notice #307: Observations crucial tonight for SDSS J001153.08-064739.1
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About Us
The Organization
Vision/Mission
What We Do
Services
Work & Research
Volunteer
History
The AAVSO Archives
By-Laws
Contact Us
The People
Council: Officers and Members
Staff
Section Leaders
Honors & Awards
In Memoriam
Outreach
Presentation Library
The Location
AAVSO Headquarters
Directions
Guest Suite
Our Publications
Annual Report
Journal of the AAVSO
AAVSO Alert Notice
AAVSO Newsletter
Visual Observing Manual
CCD Photometry Guide
DSLR Observing Manual
Solar Bulletin
plus many more...
Apply for Membership
Renew Membership
Community
Meetings
Forums
Find a Member/Observer
Who's Online
Variable Stars
What Are They & Why Observe Them?
The Stories Variables Tell
Types of Variables
Variable Star of the Season
Educational Materials
CHOICE Online Institute
CCD School Videos
Student Projects
Two Eyes, 3D
Variable Star Astronomy
H-R Diagram Plotting Activity
Reporting Variable Star Discoveries
Variable Star Index (VSX)
AAVSO in Print - Publications Using AAVSO Data
Observing
Observing at a Glance
Observing Sections
Alert Notices & Observing Campaigns
Observing Manuals
Visual Observing Manual
CCD Photometry Guide
DSLR Observing Manual
Exoplanet Observing Guide
PEP Observer's Guide
Solar Observing Guide
WebObs (Search AID or Submit Your Data)
Variable Star Charts
Variable Star Plotter (VSP)
Report Chart Errors
Request Comparison Stars
AAVSO Target Tool
Observation Planner Tool
JD Calculator & Calendar
Software Directory
Data
AAVSO International Database (AID)
Portal for Researchers
Historic Light Curves
Eggen Card Project
WebObs (Submit/Search Data)
Data Access
Download Data in ASCII Form
Light Curve Generator (LCGv2)
Light Curve Generator (LCGv1)
MyNewsFlash - Real-Time Data Delivery
WebObs Search (Search the AID)
Data Analysis
Transformation
VPHOT - Online Photometry Tool
Zapper - Help Validate Data
VStar - Java Visualization & Analysis Tool
The AAVSO Photometric All-Sky Survey (APASS)
AAVSOnet Epoch Photometry Database
AAVSOnet
Getting Started
What Are Variable Stars?
Things to Do
Find a Mentor
Online Forum for Help and Advice
Observing Tutorials
10-Star Tutorial (Visual Observations of Variable Stars)
5-Star Tutorial (Data Analysis)
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