Skip to main content

AAVSO International Database

Title Posted By Updated/commented date Typesort icon
Alert Notice 469: Observations of TT Ari requested in support of MOST observations weo 1 year 47 weeks ago Page
Special Notice #333: Eclipse underway in b Per and photometry needed urgently weo 1 year 24 weeks ago Page
Alert Notice 403: Request for observations of V2105 Oph in support of HST observations weo 38 weeks 1 day ago Page
Alert Notice 249: 1041+12 Supernova 1998bu in NGC 3368 (= M96) AND AAVSO charge-free number to change weo 27 weeks 1 day ago Page
Alert Notice 346: 1651-32 V1280 Sco = Nova Scorpii 2007 weo 37 weeks 1 day ago Page
AAVSO Special Notice #259: Possible bright transient in the region of M31 weo 2 years 39 weeks ago Page
Alert Notice 189: 1157+62 Supernova 1994W in NGC 4041 weo 27 weeks 1 day ago Page
Alert Notice 150: Rare outburst of 2137+48 V1251 Cygni AND Large amplitude HIPPARCOS stars in need of more observations AND Updates on the activities of stars reported in Alert Notice 149 weo 36 weeks 2 days ago Page
Special Notice #307: Observations crucial tonight for SDSS J001153.08-064739.1 weo 1 year 36 weeks ago Page
Special Notice #346: RZ Leo observations critical now for HST/COS and IU Leo next target weo 1 year 15 weeks ago Page
Alert Notice 386: Low state of VY Scl weo 37 weeks 6 days ago Page
Alert Notice 233: Rare outburst of 0837+28 EG Cancri AND Request to monitor several R Coronae Borealis stars weo 27 weeks 1 day ago Page
Alert Notice 331: Monitoring requested on Cepheid variable 1320-02 W Vir weo 37 weeks 11 hours ago Page
Special Notice #270: Possible Recurrent Nova in the LMC = TCP J04550000-7027150 weo 2 years 17 weeks ago Page
Alert Notice 485: AG Dra monitoring requested for multiwavelength campaign weo 52 weeks 14 hours ago Page
Alert Notice 266: 0939-20 Supernova 1999gh in NGC 2986 AND 1058+45 AN Ursae Majoris to be observed with EUVE satellite weo 27 weeks 1 day ago Page
Observing Campaign: Request to monitor SDSS J151413.72+454911.9 for HST observations weo 37 weeks 3 days ago Page
Identifications of Centennial Calendar Images: November 2011 weo 3 years 31 weeks ago Page
Alert Notice 500: Novae in Scorpius and Cygnus weo 16 weeks 1 day ago Page
Alert Notice 216: 0945+34 Supernova 1995al in NGC 3021 AND Fading of 1544+28a R Coronae Borealis continues AND Fading of 1510+82 Z Ursae Minoris weo 27 weeks 1 day ago Page
Alert Notice 475: Monitoring of the dwarf nova U Geminorum in support of HST observations weo 1 year 30 weeks ago Page
Alert Notice 413: Nova in Eridanus (KT Eri = N Eri 2009) weo 50 weeks 2 days ago Page
Alert Notice 256: 1801-27 Nova Sagittarii 1999 [V4444 Sgr] weo 27 weeks 1 day ago Page
Alert Notice 365: Request to Monitor EF Eri for Hubble Space Telescope Observations weo 37 weeks 2 days ago Page
AAVSO Alert Notice 438 weo 3 years 12 weeks ago Page
Alert Notice 203: 0527-70 Nova in the Large Magellanic Cloud (N LMC 95) AND Astro-2 cataclysmic variables [Nova LMC 1995] weo 27 weeks 1 day ago Page
Alert Notice 304: 1732-23 Nova Ophiuchi 2004 - possible nova in Ophiuchus weo 36 weeks 2 days ago Page
Alert Notice 466: Monitoring of V380 Oph requested in support of HST observations weo 1 year 48 weeks ago Page
Special Notice #331: Nova Cephei 2013 = PNV J23080471+6046521 weo 1 year 24 weeks ago Page
Alert Notice 406: Observing Campaign to Monitor Magnetically-Active Dwarfs for Long-Term Variability weo 38 weeks 2 days ago Page
Alert Notice 252: 1749-31 Nova Scorpii 1998 [V1142 Sco] weo 27 weeks 1 day ago Page
Alert Notice 349: Outburst of GW Lib weo 37 weeks 1 day ago Page
Special Notice 255: Cataclysmic Variable in Draco = PNV J18422792+4837425 weo 2 years 44 weeks ago Page
Alert Notice 192: Outburst of IP Peg AND Request for observations of HT Cas, UX UMa, and IP Peg AND Outburst of UZ Boo continues AND Outburst of SS Cyg weo 27 weeks 1 day ago Page
Alert Notice 147: Probable nova in Sagittarius AND Special multiwavelength monitoring of 0201+14 TT Arietis weo 36 weeks 2 days ago Page
Special Notice #305: HST COS observations of FL Psc (ASAS J002511+1217.2) scheduled weo 1 year 36 weeks ago Page
Special Notice #345: MR UMa observations needed now and RZ Leo next HST/COS target weo 1 year 15 weeks ago Page
Alert Notice 389: Support for VLT spectroscopy of the novalike variable VY Scl weo 37 weeks 6 days ago Page
Alert Notice 236: 1243-02 Supernova 1997X in NGC 4691 weo 27 weeks 1 day ago Page
Alert Notice 333: Possible New Dwarf Nova in Cet (ASAS023322) weo 37 weeks 11 hours ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484