Skip to main content

AAVSO Alert Notice

Title Posted Bysort icon Updated/commented date Type
Alert Notice 464: Observers requested for Jovian Extinction Events (JEE2012) weo 2 years 45 weeks ago Page
Alert Notice 383: Nova Scorpii 2008 weo 1 year 28 weeks ago Page
Alert Notice 247: 1224-22 Supernova 1998bn in NGC 4462 weo 1 year 18 weeks ago Page
Alert Notice 347: 1650-35 V1281 Sco = Nova Scorpii 2007 No. 2 weo 1 year 28 weeks ago Page
Alert Notice 495: Bright Type-Ia Supernova PSN J09554214+6940260 and Observing Campaign weo 1 year 15 weeks ago Page
Alert Notice 296: 1756-25 Nova Sagittarii 2002 No. 2 - Possible nova in Sagittarius weo 1 year 27 weeks ago Page
Alert Notice 481: Nova Survey participation requested weo 2 years 9 weeks ago Page
Alert Notice 231: Rare bright outburst of 1137+72 DO Draconis (= YY Draconis) weo 1 year 18 weeks ago Page
Alert Notice 331: Monitoring requested on Cepheid variable 1320-02 W Vir weo 1 year 28 weeks ago Page
Alert Notice 512: Nova Sagittarii 2015 No. 2 = PNV J18365700-2855420 weo 9 weeks 4 days ago Page
Alert Notice 264: 1918+04 Nova Aquilae 1999 Number 2 [V1494 Aql] weo 1 year 18 weeks ago Page
Alert Notice 419: Nova eruption in V407 Cyg weo 1 year 41 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 18 weeks ago Page
Alert Notice 315: Nova Nor 2005 weo 1 year 27 weeks ago Page
Alert Notice 448: Request for observations of V455 AND in support of HST observations weo 3 years 36 weeks ago Page
Alert Notice 399: Nightly monitoring of AG Dra in support of HST calibration observations weo 1 year 29 weeks ago Page
Alert Notice 280: 1748-26 Nova Sagittarii 2001 [V4643 Sgr] weo 1 year 18 weeks ago Page
Alert Notice 365: Request to Monitor EF Eri for Hubble Space Telescope Observations weo 1 year 28 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 18 weeks ago Page
Alert Notice 299: 0242-30B Supernova 2003B near NGC 1097 weo 1 year 27 weeks ago Page
Alert Notice 386: Low state of VY Scl weo 1 year 28 weeks ago Page
Alert Notice 250: 1726-19 Nova Ophiuchi 1998 [V2487 Oph] weo 1 year 18 weeks ago Page
Alert Notice 350: Exoplanet Transit Search For GJ 436 weo 1 year 28 weeks ago Page
Alert Notice 186: Bright outburst of UV Per AND Nova Sgr 1994 Number 2 [V4362 Sgr] AND Nova Cas 1993 [V705 Cas] AND Superoutburst of VW Hyi AND Reminder on SS Cyg weo 1 year 18 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 27 weeks ago Page
Alert Notice 477: Supernova 2013E in IC 2532 = PSN J10000552-3414013 weo 2 years 19 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 18 weeks ago Page
Alert Notice 334: Possible New Nova/Dwarf Nova in Hya weo 1 year 28 weeks ago Page
Alert Notice 431: Request to monitor SDSS074545 for HST Observations weo 1 year 2 weeks ago Page
Alert Notice 509: Nova Sagittarii 2015 = PNV J18142514-2554343 weo 13 weeks 2 days ago Page
Alert Notice 267: 1012+41 Supernova 1999gi in NGC 3184 weo 1 year 18 weeks ago Page
Alert Notice 416: Nova in Sagittarius (V5585 Sgr = N Sgr 2010) weo 1 year 41 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 18 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 27 weeks ago Page
Alert Notice 445 - Request for monitoring of SS Cygni in support of European VLBI radio observations weo 3 years 39 weeks ago Page
Alert Notice 258: 0915+51 Supernova 1999by in NGC 2841 weo 1 year 18 weeks ago Page
Alert Notice 402: Nova in Ophiuchus weo 1 year 29 weeks ago Page
Alert Notice 368: Major Outburst of EX Lup weo 1 year 28 weeks ago Page
Alert Notice 201: 0740+73 Supernova 1995E in NGC 2441 AND Important reminder [CV observations for Astro-2, EUVE, Voyager, and ASCA] and Thanks [CV observations for Keele U. request and Hipparcos red variables for calibration] weo 1 year 18 weeks ago Page
Alert Notice 302: Request for monitoring of the magnetic cataclysmic variable 1931-46 QS Tel weo 1 year 27 weeks ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484