Skip to main content

AAVSO Alert Notice

Title Posted Bysort icon Updated/commented date Type
Alert Notice 293: 1731-16 Nova Ophiuchi 2002 AND 1424+00 Supernova 2002ao in UGC 9299 (Virgo) AND 0324+43 GK Persei - reminder to monitor for observing campaign weo 32 weeks 4 days ago Page
Alert Notice 392: Supernova 2008hy in IC 334 weo 43 weeks 4 days ago Page
Alert Notice 222: Extreme fading of 1921+50 CH Cygni AND Reminder - Request to monitor 2138+43 SS Cygni for Observations with HST, EUVE, and RXTE weo 32 weeks 4 days ago Page
Alert Notice 332: Request to monitor V426 Oph for XMM Newton observations weo 42 weeks 3 days ago Page
Alert Notice 468: Observing campaign on V380 Oph cancelled weo 2 years 1 week ago Page
Alert Notice 265: 1918+04 Nova Aquilae 1999 Number 2 = V1494 Aql weo 32 weeks 4 days ago Page
Alert Notice 379: Support for Spitzer observations of tremendous outburst amplitude dwarf novae (TOADs) weo 43 weeks 2 hours ago Page
Alert Notice 206: Rare outburst of 1227+14 AL Comae Berenices weo 32 weeks 4 days ago Page
Alert Notice 316: Nova in Sagittarius = V5115 Sgr (=N Sgr 05) AND Announcement about AAVSO Alert Notice 315 weo 42 weeks 2 days ago Page
Alert Notice 484: Nova Sco 2013 = PNV J17335943-3606216 weo 1 year 5 weeks ago Page
Alert Notice 289: 1805-30 Nova Sagittarii 2001 No. 3 [V4740 Sgr] weo 32 weeks 4 days ago Page
Alert Notice 366: Request to monitor SDSS133948 for HST Observations weo 42 weeks 6 days ago Page
AAVSO Alert Notice 437 weo 44 weeks 3 days ago Page
Alert Notice 190: 1753-25 Var Sgr - New variable in Sgr AND FN Sgr - chart correction [V4683 Sgr] weo 32 weeks 4 days ago Page
Alert Notice 300: 1009+03B Supernova 2003cg in NGC 3169 weo 41 weeks 6 days ago Page
Alert Notice 490: Optical monitoring of T Ori requested weo 32 weeks 4 days ago Page
Alert Notice 238: Supernova 1997bp in NGC 4680 weo 32 weeks 4 days ago Page
Alert Notice 348: Observe HMXBs; monitor AR UMa; update on Alert Notice 345 weo 42 weeks 4 days ago Page
Alert Notice 452: Simultaneous observations of SU Aur and AB Aur requested for XMM-Newton weo 2 years 29 weeks ago Page
Alert Notice 503: Request for regular monitoring of the symbiotic variable RT Cru weo 3 weeks 4 days ago Page
Alert Notice 297: 1855-22 Nova Sagittarii 2002 No. 3 - Another nova in Sagittarius weo 41 weeks 3 days ago Page
Alert Notice 395: Nova in Sagittarius weo 43 weeks 4 days ago Page
Alert Notice 335: Recurrent nova 1744-06 RS Ophiuchi in outburst AND W Vir monitoring window extended to mid-April weo 42 weeks 3 days ago Page
Alert Notice 465: Nova Sagittarii 2012 No. 5 = PSN J18193700-1907400 weo 2 years 6 weeks ago Page
Alert Notice 268: 1216+05 Supernova 1999gn in NGC 4303 = M61 weo 32 weeks 4 days ago Page
Alert Notice 382: Outburst of the symbiotic star CI Cygni weo 43 weeks 3 days ago Page
Alert Notice 209: Outburst of 2325+43 DX Andromedae AND Outburst of 2318+17 EP Pegasi AND New variable in Crux - 1250-60 Var Cru AND Reminders to monitor 0409-71 VW Hydri and 2138+43 SS Cygni [NSV 19555] weo 32 weeks 4 days ago Page
Alert Notice 319: Request to monitor the CV SDSS161033 (1605-00) for HST observations AND TU Cas comparison stars weo 42 weeks 3 days ago Page
Alert Notice 482: Monitoring requested for dust production study in developing planetary systems weo 1 year 21 weeks ago Page
Alert Notice 257: Request to monitor 2138+43 SS Cygni for multiwavelength observations weo 32 weeks 4 days ago Page
Alert Notice 286: 2003+17 WZ Sagittae in outburst AND 2003+35 Nova Cygni 2001 = V2274 Cygni - Update weo 32 weeks 4 days ago Page
Alert Notice 369: Outburst of AQ CMi weo 42 weeks 6 days ago Page
Alert Notice 435: V5588 Sgr = Nova Sagittarii 2011 No. 2 = PNV J18102135-2305306 weo 44 weeks 3 days ago Page
Alert Notice 193: Outburst of CV DX And AND V1974 Cyg=Nova Cyg 1992 AND Request to monitor CVs for HST and IUE AND Outburst of UZ Boo AND Updates on Southern RCB variables AND Outburst of RU Peg weo 32 weeks 4 days ago Page
Alert Notice 303: 1813-28B Nova Sagittarii 2004 - possible nova in Sagittarius weo 41 weeks 6 days ago Page
Alert Notice 420: Nova in Sagittarius (V5586 Sgr = Nova Sgr 2010 No. 2) weo 1 year 3 weeks ago Page
Alert Notice 241: Request to monitor 2138+43 SS Cygni for observations with HST, EUVE, and RXTE AND Note about Alert Notices and News Flashes weo 32 weeks 4 days ago Page
Alert Notice 351: Campaign for a New Eclipsing Cepheid weo 42 weeks 5 days ago Page
Alert Notice 449: Outburst of the UGWZ Candidate BW Scl weo 2 years 44 weeks ago Page
Alert Notice 500: Novae in Scorpius and Cygnus weo 21 weeks 5 days ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484