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AAVSO Special Notice
Title
Posted By
Updated/commented date
Type
Special Notice #280: HST UV spectroscopy observations of S Dor scheduled
weo
1 year 5 weeks
ago
Page
Special Notice #342: PU CMa, then IY UMa and MR UMa next HST/COS targets
weo
13 weeks 2 days
ago
Page
Special Notice #295: Bright outburst of the BL Lac object PKS 0716+71
weo
39 weeks 1 day
ago
Page
Special Notice #358: BD Pav obs critial tonight
weo
1 week 15 hours
ago
Page
AAVSO Special Notice #242
weo
2 years 2 weeks
ago
Page
Special Notice #312: Supernova 2012gx in MCG -02-2-72 = PSN J00380175-1351395
weo
29 weeks 1 day
ago
Page
Special Notice #265: Bright Symbiotics in Sgr, Cyg, and Oph
Matthew Templeton
1 year 15 weeks
ago
Page
Special Notice #277: Possible Nova in Sagittarius (PNV J17452791-2305213)
weo
1 year 8 weeks
ago
Page
Special Notice #340: HST/COS observations 2013 March 8 and March 9
weo
15 weeks 14 hours
ago
Page
Special Notice #292: Possible nova in Carina = PNV J09410000-5759540
weo
45 weeks 3 days
ago
Page
Special Notice #355: V1108 Her next HST COS target followed by BD Pav
weo
2 weeks 5 days
ago
Page
AAVSO Special Notice #237
weo
2 years 12 weeks
ago
Page
Special Notice #309: Next Set of HST COS targets announced
weo
30 weeks 1 day
ago
Page
Special Notice #261: Outburst of the UGWZ Candidate BW Scl
Matthew Templeton
1 year 34 weeks
ago
Page
Special Notice #325: BB Dor monitoring requested for Swift and HST observations
weo
21 weeks 2 days
ago
Page
Aviso Especial de AAVSO #274: Objeto variable en Centaurus = TCP J14250600-5845360
Sebastian Otero
1 year 10 weeks
ago
Page
Aviso Especial de AAVSO #337 (actualizado): supernova brillante de tipo Ia en la galaxia NGC 5643 (Lupus)
Sebastian Otero
17 weeks 4 days
ago
Page
Special Notice #289: Bright possible nova in Sagittarius = PNV J18202726-2744263
weo
48 weeks 6 days
ago
Page
Special Notice #352: Correction to target name in Special Notice #351
weo
6 weeks 7 hours
ago
Page
AAVSO Special Notice #232
weo
2 years 19 weeks
ago
Page
Special Notice #306: Telluric standards for T Tau stars campaign spectroscopists
weo
31 weeks 6 days
ago
Page
AAVSO Special Notice #258: Request for monitoring of SS Cygni in support of European VLBI radio observations
weo
1 year 35 weeks
ago
Page
Special Notice #322: CU Vel is next HST COS target
weo
22 weeks 2 days
ago
Page
Special Notice #272: Possible Nova in Centaurus = PNV J13410800-5815470
weo
1 year 12 weeks
ago
Page
Special Notice #335: Revised Coordinates for GR Ori (Nova Ori 1916)
weo
18 weeks 1 day
ago
Page
Special Notice #286: Revised Timetable for June AE Aqr MAGIC Observations
weo
1 year 1 week
ago
Page
Special Notice #349: HST/COS Observations CANCELLED for SDSS J154453.60+255348.8
weo
7 weeks 1 day
ago
Page
AAVSO Special Notice #228
weo
2 years 21 weeks
ago
Page
Special Notice #303: VLBA and e-MERLIN observations of SS Cyg underway
weo
33 weeks 17 hours
ago
Page
Special Notice #254: T Pyx Campaign continues
weo
1 year 40 weeks
ago
Page
Special Notice #319: HST COS observing SDSS J093249.57+472523.0 2013 January 11-12
weo
23 weeks 5 days
ago
Page
Special Notice #269: SUPERNOVA 2012aw IN M95 (NGC 3351) = PSN J10435372+1140177
weo
1 year 12 weeks
ago
Page
Special Notice #332: Observations of IR Com crucial now through February 8
weo
19 weeks 1 day
ago
Page
Special Notice #284 - NOVA OPHIUCHI 2012 No. 2 = PNV J17395600-2447420
weo
1 year 2 weeks
ago
Page
Special Notice #346: RZ Leo observations critical now for HST/COS and IU Leo next target
weo
10 weeks 2 days
ago
Page
AAVSO Special Notice #225
weo
2 years 28 weeks
ago
Page
Special Notice #299: Observations needed TODAY of SDSS J164248.52+134751.4
weo
36 weeks 17 hours
ago
Page
Special Notice #249: FTP site for submitting AGN images requested in Alert Notice 443
weo
1 year 40 weeks
ago
Page
Special Notice #316: Monitoring of the dwarf nova U Geminorum in support of HST observations
Matthew Templeton
21 weeks 6 days
ago
Page
Special Notice #329: Critical time for CV Campaign HST/COS target SDSS J100515.38+191107.9
weo
20 weeks 1 day
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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