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News and Announcements
Tuesday, August 9, 2016 - 14:04
Special Notice #419: V1687 Cyg spectroscopy and sequence and Subscription reminder
Wednesday, August 3, 2016 - 17:05
Alert Notice 546: Campaign on V1687 Cyg (WR 140)
Monday, July 18, 2016 - 11:16
Solar Bulletin - Volume 72, Number 06
Wednesday, July 13, 2016 - 15:32
Alert Notice 545: FO Aqr time-series observations requested
Wednesday, July 13, 2016 - 09:20
Thank you - We passed our Annual Campaign goal!
Tuesday, July 5, 2016 - 12:15
Special Notice #418: RX And monitoring needed for VLA observations
Thursday, June 30, 2016 - 14:50
AAVSO Newsletter Number 69, July 2016, is published
Wednesday, June 22, 2016 - 11:34
Annual Report for 2014-2015 now online
Tuesday, June 14, 2016 - 12:01
JAAVSO Volume 44 Number 1 June 2016 is published
Tuesday, June 14, 2016 - 07:37
Solar Bulletin - Volume 72, Number 05
Monday, June 13, 2016 - 18:22
Alert Notice 544: Nova Scorpii 2016 = PNV J17381927-3725077 [V1655 Sco]
Friday, June 3, 2016 - 16:56
Special Notice #417: CH Cygni B and V photometry urgently requested
Wednesday, May 25, 2016 - 15:42
Special Notice #416: Extension to 20 CVs campaign
Tuesday, May 24, 2016 - 12:35
Alert Notice 543: 20 Cataclysmic variables to be observed by William Herschel Telescope
Tuesday, May 17, 2016 - 09:22
Solar Bulletin - Volume 72, Number 04
Wednesday, May 11, 2016 - 09:31
Manual for Visual Observing of Variable Stars in Polish
Wednesday, April 27, 2016 - 09:13
2016 Annual Campaign: Providing Certainty in Uncertain Times
Tuesday, April 26, 2016 - 13:57
AAVSO Newsletter 68, April 2016, is published
Thursday, April 21, 2016 - 11:01
Remote Access Links for the 2016 Spring Meeting
Wednesday, April 20, 2016 - 01:04
AAVSO joins Astronomers Without Borders (AWB) for the Global Astronomy Month (GAM)
Thursday, April 14, 2016 - 16:52
Solar Bulletin - Volume 72, Number 03
Friday, April 8, 2016 - 15:02
Special Notice #415: T CrB brighter and bluer - monitoring requested
Friday, April 8, 2016 - 11:48
Alert Notice 542: Continuing observations requested for KIC 08462852
Tuesday, April 5, 2016 - 16:00
Special Notice #414: SS Cyg monitoring continues for radio campaign
Monday, April 4, 2016 - 09:43
Charts and Sequences Team Update April 2016
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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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