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Special Notice Archive

This page contains links to past Special Notices, ordered by issue number with most recent issues first.  Special Notices are issued irregularly when researchers request observations, or we have been notified of potentially important events.

To subscribe to the AAVSO Special Notices: Log in to the AAVSO website and click on "My account" at the top right of the page, and then click the "Email Settings" tab. Check the box next to "Special Notices". Be sure to save your settings!  To unsubscribe, follow this same procedure but unclick the box and save your settings.

The format below is date (yyyymmdd), Alert Notice number, Alert Notice title/subject. (Dates not given will be added at a later time.)

Jump to: 2016 (#412-present),  2015 (#394-#411), 2014 (#380-#393), 2013 (#319-379), 2012 (#264-#318), 2011 (#227-263), 2010 (#186-226), 2009 (#141-#185), 2008 (#87-#140), 2007 (#27-#86), 2006 (#2-#26), 2005 (#1)

 

2016

 

 2015

2014

 

2013

 

2012

2011

2010

2009

  • Special Notice #185 - Request for twilight observations of U Sco
  • Special Notice #184 - Possible nova in Aquila - N Aql 2009
  • Special Notice #183 - Update on Nova Eri 2009
  • Special Notice #182 - More on the variable in Eridanus
  • Special Notice #181 - Possible Nova in Eridanus
  • Special Notice #180 - Request for observations of V420 Aur in support of Spitzer Space Telescope observations
  • Special Notice #179 - Request for observations of TT Ari in support of GALEX observations
  • Special Notice #178 - Request for observations of NSV 99 (khi Peg)
  • Special Notice #177 - Observing Campaign on the Secondary Eclipse of zeta Aurigae
  • Special Notice #176 - Possible Nova in Scutum
  • Special Notice #175 - Request for observations of high-mass X-ray binaries
  • Special Notice #174 - Possible outburst of V1108 Her
  • Special Notice #173 - NOVA SGR 2009 No. 4
  • Special Notice #172 - Observing campaign on TT Ari
  • Special Notice #171 - Request for twilight observations of U Sco
  • Special Notice #170 - Possible outburst of the dwarf nova EG Cnc
  • Special Notice #169 - Possible outburst of the dwarf nova BC UMa
  • Special Notice #168 - Outburst of the symbiotic star Z Andromedae
  • Special Notice #167 - Possible outburst of the suspected UGWZ star VX For
  • Special Notice #166 - Possible Nova in Ophiuchus
  • Special Notice #165 - Dwarf nova-like outburst of the old nova X Ser
  • Special Notice #164 - Possible Nova in Sagittarius
  • Special Notice #163 - Request for observations of high-mass X-ray binaries
  • Special Notice #162 - Photometry of Beta Cephei
  • Special Notice #161 - Outburst of the dwarf nova WX Cet
  • Special Notice #160 - Request for observations of Z Cam
  • Special Notice #159 - Request for observations of high-mass X-ray binaries
  • Special Notice #158 - Update to Special Notice 157 -- possible nova in Centaurus
  • Special Notice #157 - Possible Nova in Centaurus
  • Special Notice #156 - Update on possible Nova in LMC from Special Notice #154 (revision of Special Notice #155)
  • Special Notice #155 - Update on possible Nova in LMC from Special Notice #154
  • Special Notice #154 - Possible nova in the Large Magellanic Cloud
  • Special Notice #153 - Outbursting system in Libra
  • Special Notice #152 - Increased activity in the symbiotic star AX Persei
  • Special Notice #151 - Monitoring of the neutron star binary SDSS J102347.68+003841.2
  • Special Notice #150 - Request for observations of N LMC 09
  • Special Notice #149 - Outburst of the suspected eclipsing polar CSS 081231:071126+440405
  • Special Notice #148 - Long-term monitoring of the suspected white dwarf binary V1412 Aql
  • Special Notice #147 - Activity in the unusual cataclysmic variable V630 Cas
  • Special Notice #146 - Request to monitor the candidate high-mass X-ray binary BG Gem
  • Special Notice #145 - R Coronae Borealis at or near faintest recorded minimum
  • Special Notice #144 - Superoutburst of the dwarf nova QZ Vir
  • Special Notice #143 - Request extended to observe High-Mass X-Ray Binaries (HMXBs) in support of radial velocity observations
  • Special Notice #142 - The new eclipsing cataclysmic variable CSS 081231:071126+440405
  • Special Notice #141 - Request for deep observations (in twilight) of U Sco

2008

  • Special Notice #140 - Outburst of the cataclysmic variable IQ Eri
  • Special Notice #139 - The peculiar object CSS 081007:030559+054715
  • Special Notice #138 - Probable Nova in Sagittarius
  • Special Notice #137 - Possible outburst of LV Vel
  • Special Notice #136 - Possible Nova in Car
  • Special Notice #135 - Correction to Special Notice #134 and new sequence
  • Special Notice #134 - Possible Bright Nova in Car
  • Special Notice #133 - Apparent Superoutburst of XZ Eri
  • Special Notice #132 - Update of Alert Notice 389: Spectroscopic observations of VY Scl
  • 20081107  Special Notice #131 - Long-term photometric campaign on the luminous blue variable P Cygni
  • Special Notice #130 - Outburst of the dwarf nova UW Tri
  • Special Notice #129 -Request extended to observe High-Mass X-Ray Binaries (HMXBs) in support of radial velocity observations
  • Special Notice #128 - Rare outburst of the dwarf nova V1251 Cyg
  • Special Notice #127 - Twilight observations of U Sco requested
  • Special Notice #126 - Possible Nova in Musca
  • Special Notice #125 - Enhanced monitoring of GK Persei
  • Special Notice #124 - Possible nova in Scorpius
  • Special Notice #123 - Possible nova in Centaurus
  • Special Notice #122 - Possible new WZ Sge-type dwarf nova in Andromeda
  • Special Notice #121 - Outburst of the symbiotic star CI Cygni
  • Special Notice #120 - SGR 0501+4516
  • Special Notice #119 - Possible rebrightening in the dwarf nova HO Del
  • Special Notice #118 - Request extended to observe High-Mass X-Ray Binaries (HMXBs) in support of radial velocity observations
  • Special Notice #117 - Superoutburst of the infrequently outbursting dwarf nova HO Del (revised)
  • Special Notice #116 - Superoutburst of the infrequently outbursting dwarf nova HO Del
  • Special Notice #115 - Request for observations of Eta Carinae
  • Special Notice #114 - Rebrightening of the dwarf nova VY Aqr
  • Special Notice #113 - Request for observations of SDSS J212531.92-010745.9
  • Special Notice #112 - Support for CH Cygni observations with HST and Chandra
  • Special Notice #111 - Possible superoutburst of DH Aql
  • Special Notice #110 - Update on optical transient in NGC 300
  • Special Notice #109 - Optical transient in NGC 300
  • Special Notice #108 - Sequence available for V5579 Sgr
  • Special Notice #107 - Update on Request to monitor SDSS J151413.72+454911.9 for HST Observations
  • Special Notice #106 - Nova Sgr 2008 brightening
  • Special Notice #105 - Possible Nova in Sgr
  • Special Notice #104 - Photometric Sequence for V2491 Cyg now Available
  • Special Notice #103 - V2491 CYGNI (NOVA IN CYGNUS)
  • Special Notice #102 - Possible Nova in Triangulum Australe
  • Special Notice #101 - Supernova 2008bk in NGC 7793
  • Special Notice #100 - EF Eri in Outburst
  • Special Notice #99 - Campaign in support of SS Aurigae observations by XMM-Newton delayed
  • Special Notice #98 - Apparent Nova in Cygnus - N Cyg 08
  • Special Notice #97 - Outburst of the WZ-type dwarf nova HV Vir
  • Special Notice #96 - VSX J074727.6+065050 rebrightening
  • Special Notice #95 - SN 2008Q in NGC 524
  • Special Notice #94 - Possible CV in Hya
  • Special Notice #93 - Possible major outburst in EX Lup
  • Special Notice #92 - Optical Transient in Canis Minoris
  • Special Notice #91 - BZ UMa Monitoring for Polarization Measurements
  • Special Notice #90 - Update on Request to Monitor EF Eri for Hubble Space Telescope Observations
  • Special Notice #89 - Rare Outburst of 0103+59 HT Cas
  • Special Notice #88 - Update on New WZ Sge variable in Hya
  • Special Notice #87 - New WZ Sge variable in Hya

2007

  • Special Notice #86 - Possible outburst of the symbiotic star Z Andromedae
  • Special Notice #85 - Possible Nova in Vul
  • Special Notice #84 - Optical transient (possible supernova) in The Antennae Galaxies
  • Special Notice #83 - X-ray Transient/Nova = V598 Pup; Possible Nova in Ser
  • Special Notice #82 - Update on possible X-ray transient/Nova
  • Special Notice #81 - Possible Nova/X-ray Transient
  • Special Notice #80 - Nova Puppis 2007 = V597 Pup (AAVSO 0812-33)
  • Special Notice #79 - Update of Alert Notice 361: HST Observations of SDSS091908
  • Special Notice #78 - SN 2007oc in NGC 7418A
  • Special Notice #77 - Update on Alert Notice 353 -- blazar monitoring campaign
  • Special Notice #76 - Support for HST observations of SDSS074545, update
  • Special Notice #75 - Monitoring of TT Ari in support of MOST observations
  • Special Notice #74 - Sequence available for SN 2007le
  • Special Notice #73 - SN 2007le in NGC 7721
  • Special Notice #72 - 1RXS_J023238.8-371812 rapid fading
  • Special Notice #71 - Next HST cataclysmic variable scheduled
  • Special Notice #70 - Brightening of the symbiotic star AG Draconis
  • Special Notice #69 - Update on AN 358 Mira monitoring campaign
  • Special Notice #68 - PROBABLE SUPERNOVA IN NGC 5530
  • Special Notice #67 - Special Notice #66 on V455 AND Corrected
  • Special Notice #66 - HS 2331+3905 NAMED V455 AND
  • Special Notice #65 - Support for HST Observations of PQ Andromedae
  • Special Notice #64 - FN SGR and VZ SGR
  • Special Notice #63 - outburst in HS 2331+3905
  • Special Notice #62 - Update on Blazar Monitoring Campaign
  • Special Notice #61 - N Vul 07 is now V458 Vul
  • Special Notice #60 - upcoming primary eclipse of ASAS182612
  • Special Notice #59 - Update on SN 2007gr
  • Special Notice #58 - SN 2007gr in NGC 1058
  • Special Notice #57 - Update on V5558 SGR and N VUL 07 [V458 Vul]
  • Special Notice #56 - N Vul 07 [V458 Vul]
  • Special Notice #55 - Possible Nova in Vul [V458 Vul]
  • Special Notice #54 - Fading of 1544+28A R CrB
  • Special Notice #53 - Update on V5558 Sgr
  • Special Notice #52 - AM Her increasing in brightness
  • Special Notice #51 - V5558 Sgr chart update
  • 20070628  Special Notice #50 - Second update on V5558 Sgr
  • 20070617  Special Notice #49 - Possible Nova in Nor [V390 Nor]
  • 20070608  Special Notice #48 - Update on V5558 Sgr
  • 20070519  Special Notice #47 - Increased Activity in P Cyg
  • 20070508  Special Notice #46 - GW Lib fading
  • 20070424  Special Notice #45 - 1804-18 V5558 Sgr = Nova Sgr 2007
  • 20070420  Special Notice #44 - Possible Nova in Sagittarius [V5558 Sgr]
  • 20070414  Special Notice #43 - Possible Super Outburst of BZ UMa
  • 20070412  Special Notice #42 - Outburst of GW Lib
  • 20070323  Special Notice #41 - Chart Available for N Oph 07 [V2615 Oph]
  • 20070321  Special Notice #40 - Possible Nova in Oph [V2615 Oph]
  • 20070319  Special Notice #39 - V2467 Cyg [correction]
  • 20070319  Special Notice #38 - V2467 Cyg [Nova Cyg 2007]
  • 20070316  Special Notice #37 - Possible Nova in Cygnus [V2467 Cyg]
  • 20070308  Special Notice #36 - Variable Star in Triangulum Australe (1612-60 VAR TRA 07)
  • 20070224  Special Notice #35 - Eclipse of HD 74057
  • 20070221  Special Notice #34 - Another Nova in Sco - Nova Sco 2007 #2 [V1281 Sco]
  • 20070207  Special Notice #33 - V1280 Scorpii = Nova Scorpii 2007
  • 20070124  Special Notice #32 - Possible Nova in Centaurus [V1065 Cen]
  • 20070119  Special Notice #31 - Corrected text of AAVSO Special Notice #29 - Observations requested of 2001+32 V550 Cyg
  • 20070118  Special Notice #30 - Correction to AAVSO Special Notice #29
  • 20070118  Special Notice #29 - Observations requested of 2001+32 V550 Cyg
    20070111  Special Notice #28 - Object in Special Notice #27 False Alarm
  • 20070110  Special Notice #27 - Possible New Object in Sco/Oph Needs Confirmation

2006

2005

  • 20051208  Special Notice #1 - Exoplanet Transit Campaign for Southern Hemisphere  20051208 
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