Skip to main content

AAVSO Alert Notice

Title Posted Bysort icon Updated/commented date Type
Alert Notice 492: Nova Centauri 2013 = PNV J13544700-5909080 weo 1 year 27 weeks ago Page
Alert Notice 299: 0242-30B Supernova 2003B near NGC 1097 weo 1 year 36 weeks ago Page
Alert Notice 398: Eclipse of epsilon Aurigae weo 1 year 38 weeks ago Page
Alert Notice 244: 1140+48 Supernova 1998S in NGC 3877 AND Fading of 1921+50 CH Cygni weo 1 year 27 weeks ago Page
Alert Notice 347: 1650-35 V1281 Sco = Nova Scorpii 2007 No. 2 weo 1 year 37 weeks ago Page
Alert Notice 465: Nova Sagittarii 2012 No. 5 = PSN J18193700-1907400 weo 3 years 1 week ago Page
Alert Notice 497: Nova Sagittarii 2014 = PNV J18250860-2236024 AND Erratum weo 1 year 23 weeks ago Page
Alert Notice 231: Rare bright outburst of 1137+72 DO Draconis (= YY Draconis) weo 1 year 27 weeks ago Page
Alert Notice 334: Possible New Nova/Dwarf Nova in Hya weo 1 year 37 weeks ago Page
Alert Notice 478: Transformed photometry of young stars in Cha requested weo 2 years 27 weeks ago Page
Alert Notice 512: Nova Sagittarii 2015 No. 2 = PNV J18365700-2855420 weo 19 weeks 1 day ago Page
Alert Notice 267: 1012+41 Supernova 1999gi in NGC 3184 weo 1 year 27 weeks ago Page
Alert Notice 432: Supernova 2011at = PSN J09285756-1448206 in MCG -02-24-27 weo 1 year 12 weeks ago Page
Alert Notice 215: Dwarf nova 0043+56b GX Cas in outburst AND 1544+28a R Coronae Borealis continues to fade AND Brightening of 1848-19 FN Sagittarii AND Reminders on 0409-71 VW Hydri, 0749+22 U Geminorum, and 2138+43 SS Cygni weo 1 year 27 weeks ago Page
Alert Notice 318: New Alert Notice publication policy AND Possible nova in Aquila AND New possible CV in Norma AND Request to monitor the CV SDSS 013132 for HST observations AND V2291 Oph eclipse PEP campaign AND TU Cas visual+PEP+CCD campaign weo 1 year 37 weeks ago Page
Alert Notice 417: Request for observations of GW Lib and V842 Cen in support of HST observations weo 1 year 50 weeks ago Page
Alert Notice 258: 0915+51 Supernova 1999by in NGC 2841 weo 1 year 27 weeks ago Page
Alert Notice 280: 1748-26 Nova Sagittarii 2001 [V4643 Sgr] weo 1 year 27 weeks ago Page
Alert Notice 368: Major Outburst of EX Lup weo 1 year 37 weeks ago Page
Alert Notice 446: Supernova 2011‭fe ‬in M101‭ (‬NGC 5457‭) = ‬PSN J14030581+5416254 weo 1 year 12 weeks ago Page
Alert Notice 196: Outburst of 2110+13 EF Pegasi AND Request to monitor some Hipparacos red variables for photometric calibration weo 1 year 27 weeks ago Page
Alert Notice 302: Request for monitoring of the magnetic cataclysmic variable 1931-46 QS Tel weo 1 year 36 weeks ago Page
Alert Notice 401: Monitoring of EX Hya and DQ Her weo 1 year 38 weeks ago Page
Alert Notice 247: 1224-22 Supernova 1998bn in NGC 4462 weo 1 year 27 weeks ago Page
Alert Notice 350: Exoplanet Transit Search For GJ 436 weo 1 year 37 weeks ago Page
Alert Notice 462: Monitoring of J1407 for next extrasolar ring system transit weo 3 years 4 weeks ago Page
Alert Notice 495: Bright Type-Ia Supernova PSN J09554214+6940260 and Observing Campaign weo 1 year 25 weeks 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 1 year 36 weeks ago Page
Alert Notice 385: SN 2008fw in NGC 3261 weo 1 year 38 weeks ago Page
Alert Notice 234: Rare outburst of 1858+42 V493 Lyrae AND Second set of observations scheduled in international observing campaign on 1913+49 AM Herculis weo 1 year 27 weeks ago Page
Alert Notice 337: 2107+44 V2362 Cygni = Nova Cygni 2006 weo 1 year 37 weeks ago Page
Alert Notice 475: Monitoring of the dwarf nova U Geminorum in support of HST observations weo 2 years 31 weeks ago Page
Alert Notice 509: Nova Sagittarii 2015 = PNV J18142514-2554343 weo 22 weeks 6 days ago Page
Alert Notice 270: 2036+65 Supernova 2000E in NGC 6951 in Cepheus weo 1 year 27 weeks ago Page
Alert Notice 372: Possible naked-eye gamma ray burst detected (GRB 080319B) weo 1 year 38 weeks ago Page
Alert Notice 429: Photometry requested for three "Vestoid" Near-Earth Objects weo 1 year 12 weeks ago Page
Alert Notice 217: Brightening of 0059+53 Nova Cassiopeiae 1995 AND Request to monitor dwarf nova 0103+59 HT Cassiopeiae AND Request to monitor 2138+43 SS Cygni [V723 Cas] weo 1 year 27 weeks ago Page
Alert Notice 321: Multicolor CCD campaign for AS 325 to support Spitzer observations weo 1 year 37 weeks ago Page
Alert Notice 414: Request for Observations of V405 Peg weo 1 year 50 weeks ago Page
Alert Notice 255: Outburst of the recurrent nova 1616-17 U Scorpii weo 1 year 27 weeks ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484