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AAVSO International Database

Title Posted Bysort icon Updated/commented date Type
Special Notice #264: SUPERNOVA 2012A IN NGC 3239 = PSN J10250739+1709146 weo 2 years 36 weeks 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 36 weeks 6 days ago Page
Observing Campaign to Monitor Tremendous Outburst Amplitude Dwarf Novae (TOADs) for Spitzer Space Telescope Observations weo 47 weeks 1 day ago Page
Special Notice #315: HST COS observing SDSS J075507.70+143547.6 December 13-14 and HS 0218+3229 is next target weo 1 year 41 weeks ago Page
Alert Notice 320: 1811-30 Nova Sagittarii 2005 No. 2 weo 46 weeks 4 days ago Page
Alert Notice 488: Observations of AA Tau requested to schedule XMM-Newton weo 36 weeks 6 days ago Page
AAVSO Validation Project weo 2 years 35 weeks ago Page
Alert Notice 253: Special and unique optical monitoring request - 1522+45 GRB 990123 - gamma-ray burster event with bright optical counterpart weo 36 weeks 6 days ago Page
Alert Notice 457: Monitoring Nova Oph 2012 for multiwavelength observations weo 2 years 24 weeks ago Page
Alert Notice 206: Rare outburst of 1227+14 AL Comae Berenices weo 36 weeks 6 days ago Page
Observing Campaign: Request to monitor SDSS133948 for HST observations weo 47 weeks 8 hours ago Page
Special Notice #328: HST/COS observing U Gem 2013 January 30 weo 1 year 34 weeks ago Page
Alert Notice 306: Possible new variable in Hercules - 1835+25 Var Her 04 AND Update on request for monitoring of 0409-71 VW Hyi weo 46 weeks 8 hours ago Page
Special Notice #373: Comparison star changed for HD 15407A weo 48 weeks 5 days ago Page
Alert Notice 431: Request to monitor SDSS074545 for HST Observations weo 21 weeks 1 day ago Page
Alert Notice 288: 1818-30B Nova Sagittarii 2001 No. 2 AND 0329-36B Supernova 2001du in NGC 1365 in Fornax AND 2059+48 Nova Cygni 2001 No. 2 = V2275 Cygni AND 2003+17 WZ Sagittae superoutburst update - dramatic fluctuations continue [V4739 Sgr] weo 36 weeks 6 days ago Page
Special Notice #288: Supernova 2012db in ESO 139-G28 = PSN J17484870-6042193 weo 2 years 13 weeks ago Page
Late Superhumps in WZ Sge weo 39 weeks 4 days ago Page
Alert Notice 351: Campaign for a New Eclipsing Cepheid weo 47 weeks 2 hours ago Page
Special Notice #342: PU CMa, then IY UMa and MR UMa next HST/COS targets weo 1 year 28 weeks ago Page
Alert Notice 142: Nova Ophiuchi 1991 AND Nova in the Large Magellanic Cloud 1991 AND Supernova 1991T in NGC 4527 AND Nova Herculis 1991 AND Nova Centauri 1991 weo 46 weeks 3 hours ago Page
Alert Notice 396: Nova in Centaurus weo 47 weeks 5 days ago Page
AAVSO Special Notice #242 weo 3 years 17 weeks ago Page
Alert Notice 242: Superoutburst of 2110+13 EF Pegasi AND Request to monitor 0749+22 U Geminorum for observations with EUVE and RXTE weo 36 weeks 6 days ago Page
Special Notice #295: Bright outburst of the BL Lac object PKS 0716+71 weo 2 years 1 week ago Page
Special Notice #380: Reported outburst of the recurrent nova V0745 Sco weo 33 weeks 5 days ago Page
Alert Notice 338: 1709-29 V2576 Ophiuchi - Nova Ophiuchi 2006 Number 2 weo 46 weeks 5 days ago Page
Special Notice #353: SDSS J153817.35+512338.0 obs crucial now and DT Oct is next weo 1 year 20 weeks ago Page
Alert Notice 292: 0659-03 Peculiar variable in Monoceros (Var Mon 02) [V838 Mon] weo 36 weeks 6 days ago Page
Alert Notice 379: Support for Spitzer observations of tremendous outburst amplitude dwarf novae (TOADs) weo 47 weeks 1 day ago Page
Special Notice #263: SUPERNOVA 2011iy IN NGC 4984 = PSN J13085839-1531041 weo 2 years 41 weeks ago Page
Alert Notice 225: 0241-08 Supernova 1996an in NGC 1084 AND 0207-63 WX Hydri to be observed with Hubble Space Telescope weo 36 weeks 6 days ago Page
Special Notice #312: Supernova 2012gx in MCG -02-2-72 = PSN J00380175-1351395 weo 1 year 43 weeks ago Page
Alert Notice 323: 1737-34 Nova Scorpii 2005 weo 46 weeks 4 days ago Page
Alert Notice 487: Supernova 2013dy in NGC 7250 = PSN J22181760+4034096 weo 1 year 9 weeks ago Page
Alert Notce 275: 0755+67 Supernova 2000ce in UGC 4195 in Camelopardalis weo 36 weeks 6 days ago Page
Special Notice #273: Possible Nova in Ophiuchus = PNV J17260708-2551454 weo 2 years 26 weeks 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 36 weeks 6 days ago Page
Alert Notice 368: Major Outburst of EX Lup weo 47 weeks 8 hours ago Page
Special Notice #325: BB Dor monitoring requested for Swift and HST observations weo 1 year 36 weeks ago Page
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