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front page news
Title
Posted By
Updated/commented date
Type
Alert Notice 471: Cataclysmic variables to be monitored for HST observations
weo
12 weeks 2 days
ago
Page
AAVSO Centennial Calendar for 2011
weo
2 years 19 weeks
ago
Page
Special Notice #327: HST/COS observations scheduled for U Gem
weo
16 weeks 2 days
ago
Page
Special Notice #264: SUPERNOVA 2012A IN NGC 3239 = PSN J10250739+1709146
weo
1 year 16 weeks
ago
Page
Special Notice #338: HM Leo HST/COS observations tomorrow; V406 Vir is next target
weo
12 weeks 2 days
ago
Page
AAVSO Special Notice #214
weo
2 years 41 weeks
ago
Page
Special Notice #312: Supernova 2012gx in MCG -02-2-72 = PSN J00380175-1351395
weo
24 weeks 4 days
ago
Page
AAVSO Bulletin 75 for 2012
weo
12 weeks 3 days
ago
Page
AAVSO Special Notice #231
weo
2 years 14 weeks
ago
Page
Alert Notice 482: Monitoring requested for dust production study in developing planetary systems
weo
6 weeks 2 days
ago
Page
Alert Notice 466: Monitoring of V380 Oph requested in support of HST observations
weo
38 weeks 4 days
ago
Page
Special Notice #350: 1RXS J105010.3-140431 and SDSS J153817.35+512338.0 next HST/COS targets
weo
2 weeks 4 days
ago
Page
Special Notice #281: Revised timetable for AE Aqr MAGIC observations
weo
1 year 4 days
ago
Page
AAVSO Special Notice #244: Continued close monitoring of T Pyx requested
weo
1 year 46 weeks
ago
Page
Special Notice #295: Bright outburst of the BL Lac object PKS 0716+71
weo
34 weeks 4 days
ago
Page
Special Notice #325: BB Dor monitoring requested for Swift and HST observations
weo
16 weeks 5 days
ago
Page
Alert Notice 457: Monitoring Nova Oph 2012 for multiwavelength observations
weo
1 year 5 weeks
ago
Page
Special Notice #251: Possible transient in Scorpius
weo
1 year 36 weeks
ago
Page
Special Notice #310: Continued observing of V452 Cas requested
weo
26 weeks 2 days
ago
Page
Special Notice #344: IY UMa and MR UMa next HST/COS targets
weo
7 weeks 5 days
ago
Page
Special Notice #292: Possible nova in Carina = PNV J09410000-5759540
weo
40 weeks 6 days
ago
Page
AAVSO Alert Notice 425
weo
2 years 32 weeks
ago
Page
Special Notice #317: HST COS observing HS 0218+3229 2012 December 22 and SDSS J093249.57+472523.0 is probable next target
weo
21 weeks 2 days
ago
Page
Special Notice #267: HST observations of CH Cyg scheduled and monitoring urgently needed
weo
1 year 9 weeks
ago
Page
Alert Notice 458: Multiwavelength observing campaign on AE Aqr
weo
43 weeks 1 day
ago
Page
Alert Notice 478: Transformed photometry of young stars in Cha requested
weo
17 weeks 3 days
ago
Page
Special Notice #274: Variable Object in Centaurus = TCP J14250600-5845360
weo
1 year 6 weeks
ago
Page
Alert Notice 472: Monitoring of HD 5980 requested for multiwavelength campaign
weo
30 weeks 1 day
ago
Page
Special Notice #336: Next three HST/COS CV campaign targets
weo
13 weeks 4 days
ago
Page
AAVSO Special Notice #228
weo
2 years 17 weeks
ago
Page
Special Notice #342: PU CMa, then IY UMa and MR UMa next HST/COS targets
weo
8 weeks 5 days
ago
Page
Alert Notice 465: Nova Sagittarii 2012 No. 5 = PSN J18193700-1907400
weo
43 weeks 1 day
ago
Page
AAVSO Special Notice #218
weo
2 years 34 weeks
ago
Page
Special Notice #293: S Dor campaign continued through 2012-2013 season
weo
35 weeks 5 days
ago
Page
Special Notice #322: CU Vel is next HST COS target
weo
17 weeks 5 days
ago
Page
Special Notice #263: SUPERNOVA 2011iy IN NGC 4984 = PSN J13085839-1531041
weo
1 year 22 weeks
ago
Page
Special Notice #333: Eclipse underway in b Per and photometry needed urgently
weo
14 weeks 3 days
ago
Page
Alert Notice 473: T Tauri stars observing campaign
weo
27 weeks 4 days
ago
Page
Alert Notice 451: Monitoring of the Symbiotic Variable RT Cru Requested
weo
1 year 16 weeks
ago
Page
AAVSO Special Notice #217
weo
2 years 37 weeks
ago
Page
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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 Members, Officers & Section Leaders
Staff
Honors & Awards
In Memoriam
Outreach
Presentation Library
Writers Bureau
Speakers Bureau
The Location
AAVSO Headquarters
Directions
Guest Suite
Our Publications
Annual Report
The Journal of the AAVSO
Alert and Special Notices
AAVSO Newsletter
Visual Observing Manual
CCD Observing Manual
Solar Bulletin
plus many more...
Apply for Membership
Renew Membership
Support the AAVSO
Funds
Amazon.com
Benefactors
AAVSO Store
Citizen Sky Project
Community
Meetings
Forums
Live Chat Room
Staff Blog
Social Media
Variable Stars
What Are They & Why Observe Them?
The Stories Variables Tell
Types of Variables
Variable Star of the Season
Education Materials
CHOICE Online Institute
Science Olympiad
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
Observing Manuals
Visual Observing Manual
CCD Photometry Manual
DSLR Photometry Manual
Alert and Special Notices
Observing Campaigns
WebObs (Search AID or Submit Your Data)
Variable Star Charts
Variable Star Plotter (VSP)
Report Chart Errors
Request Comparison Stars
Observation Planner Tool
JD Calculator & Calendar
Software Directory
Data
AAVSO International Database (AID)
Portal for Researchers
Historic Light Curves
WebObs (Submit/Search Data)
Data Access
Download Data in Ascii Form
Light Curve Generator (LCG)
MyNewsFlash - Real-Time Data Delivery
WebObs Search (Searches AID)
Data Analysis
VPHOT - Online Photometry Tool
Zapper - Help Validate Data
VStar - Java Visualization & Analysis Tool
The AAVSO Photometric All-Sky Survey (APASS)
AAVSOnet
Getting Started
What Are Variable Stars?
Things to Do
Find a Mentor
Online Forum for Help and Advice
Star Tutorials
10-Star Tutorial (Visual Observations of Variable Stars)
5-Star Tutorial (Data Analysis)
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