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front page news
Title
Posted By
Updated/commented date
Type
Special Notice #315: HST COS observing SDSS J075507.70+143547.6 December 13-14 and HS 0218+3229 is next target
weo
22 weeks 1 day
ago
Page
Special Notice #266: Possible Nova in Carina (TCP J10502000-6406480)
weo
1 year 11 weeks
ago
Page
Alert Notice 449: Outburst of the UGWZ Candidate BW Scl
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1 year 29 weeks
ago
Page
AAVSO Special Notice #220
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2 years 29 weeks
ago
Page
Special Notice #320: CH Cygni monitoring campaign continues
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18 weeks 4 days
ago
Page
Special Notice #271: Correction to AAVSO Special Notice #270
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1 year 7 weeks
ago
Page
Special Notice #298: Second set of HST COS CV targets announced
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32 weeks 1 day
ago
Page
AAVSO Special Notice #226
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2 years 23 weeks
ago
Page
Special Notice #331: Nova Cephei 2013 = PNV J23080471+6046521
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15 weeks 16 hours
ago
Page
Alert Notice 463: Nova Sagittarii 2012 No. 3 = PNV J17522579-2126215
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45 weeks 5 days
ago
Page
Special Notice #314: HST COS scheduled to observe V405 Peg December 7
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23 weeks 4 days
ago
Page
Special Notice #347: Correction to AAVSO Special Notice #346
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5 weeks 5 days
ago
Page
Special Notice #279: Request for monitoring of SS Cygni in support of European VLBI radio observations
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26 weeks 3 days
ago
Page
Alert Notice 468: Observing campaign on V380 Oph cancelled
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38 weeks 4 days
ago
Page
AAVSO Special Notice #219
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2 years 31 weeks
ago
Page
Special Notice #268: Chandra observations scheduled for CH Cyg and monitoring urgently needed
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1 year 6 weeks
ago
Page
Special Notice #352: Correction to target name in Special Notice #351
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1 week 3 days
ago
Page
AAVSO Special Notice #225
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2 years 24 weeks
ago
Page
Special Notice #328: HST/COS observing U Gem 2013 January 30
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15 weeks 5 days
ago
Page
Special Notice #275: Possible Nova in Scutum = PNV J18562170-0852300
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1 year 5 weeks
ago
Page
Alert Notice 460: Possible occultation by Pluto from US East Coast
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48 weeks 5 days
ago
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Alert Notice 445 - Request for monitoring of SS Cygni in support of European VLBI radio observations
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1 year 39 weeks
ago
Page
AAVSO Special Notice #227
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2 years 19 weeks
ago
Page
Special Notice #287: Request to observe X-ray transient Swift J1910.2-0546
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46 weeks 3 days
ago
Page
Special Notice #254: T Pyx Campaign continues
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1 year 35 weeks
ago
Page
Special Notice #313: HST COS observing CW Mon tonight and V405 Peg is next target
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24 weeks 2 days
ago
Page
Alert Notice 453: Monitoring of S Dor requested for multiwavelength campaign
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1 year 12 weeks
ago
Page
AAVSO Special Notice #232
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2 years 14 weeks
ago
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Alert Notice 470: Symbiotic variable V4018 Sgr in outburst
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34 weeks 3 days
ago
Page
AAVSO Alert Notice 428
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2 years 24 weeks
ago
Page
2013 Eclipsing Binary Ephemeris online
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16 weeks 4 days
ago
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AAVSO Special Notice #238
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2 years 6 weeks
ago
Page
Alert Notice 444: Nova Lupi 2011
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1 year 40 weeks
ago
Page
Special Notice #302: HST COS observations of 1RXS J023238.8-371812 scheduled
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29 weeks 4 days
ago
Page
Alert Notice 479: Supernova 2013aa in NGC 5643 = PSN J14323388-4413278
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13 weeks 46 min
ago
Page
Alert Notice 462: Monitoring of J1407 for next extrasolar ring system transit
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46 weeks 5 days
ago
Page
Special Notice #252: Upcoming Eclipse of Zeta Aurigae
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1 year 26 weeks
ago
Page
Special Notice #311: HST COS to observe CW Mon 2012 November 30 - December 1
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25 weeks 5 days
ago
Page
AAVSO Special Notice #230
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2 years 15 weeks
ago
Page
AAVSO Alert Notice 442
weo
1 year 44 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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