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News and Announcements
Wednesday, December 14, 2016 - 09:47
JAAVSO Volume 44 Number 2 2016 is published
Monday, December 12, 2016 - 18:26
Alert Notice 564: 21 Cataclysmic variables to be observed by William Herschel Telescope
Tuesday, December 6, 2016 - 10:58
Visual Observing Manual in German
Friday, December 2, 2016 - 14:01
AAVSO Alert Notice 563: Observations requested for b Per December 2016 eclipse
Thursday, December 1, 2016 - 15:50
CCD Photometry Guide in French
Thursday, December 1, 2016 - 14:30
Special Notice #426: Blazar CTA 102 (4C 11.69) in very bright outburst
Tuesday, November 29, 2016 - 08:24
Charts and Sequences Update November 2016
Tuesday, November 15, 2016 - 12:24
Solar Bulletin - Volume 72, Number 10
Tuesday, November 15, 2016 - 10:50
Alert Notice 562: Photometry of V725 Tau needed immediately
Wednesday, November 9, 2016 - 14:08
Special Notice #425: FO Aqr XMM-Newton observations scheduled
Friday, October 28, 2016 - 19:19
Alert Notice 561: Nova in Sagittarius = ASASSN-16ma = PNV J18205200-2822100 [V5856 Sgr]
Wednesday, October 26, 2016 - 18:54
Special Notice #424: Observations of V1656 Sco (ASASSN-16kd) needed during dust formation
Monday, October 24, 2016 - 12:48
Alert Notice 560: TCP J18102829-2729590 = Nova in Sagittarius [V5855 Sgr]
Wednesday, October 19, 2016 - 16:59
Alert Notice 559: Observations of CI Cam needed to support spectroscopy
Wednesday, October 19, 2016 - 14:41
Alert Notice 558: CI Aql monitoring needed to support HST observations
Monday, October 17, 2016 - 14:47
Alert Notice 557: MASTER OT J010603.18-744715.8 = Nova in SMC (Tucana)
Monday, October 17, 2016 - 12:06
Solar Bulletin - Volume 72, Number 09
Friday, October 14, 2016 - 10:33
Silent Auction Items for the 105th Annual Meeting, November 2016
Tuesday, October 11, 2016 - 16:18
Special Notice #423: RX And observations needed urgently now
Tuesday, October 4, 2016 - 15:37
Alert Notice 556: Monitoring of V2487 Oph requested
Tuesday, October 4, 2016 - 10:16
Alert Notice 555: Correction to Alert Notice 554 on V420 Aur (HD 34921)
Monday, October 3, 2016 - 19:29
Alert Notice 554: Observations of V420 Aur (HD 34921) needed to support spectroscopy
Monday, October 3, 2016 - 11:37
AAVSO Newsletter 70, October 2016 is published
Friday, September 30, 2016 - 14:42
Special Notice #422: GDS_J1701281-430612 HST observations scheduled
Tuesday, September 27, 2016 - 16:21
Alert Notice 553: Nova Lup 2016 = PNV J15290182-4449409 = ASASSN-16kt [V407 Lup]
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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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