Skip to main content

AAVSO Alert Notice

Title Posted Bysort icon Updated/commented date Type
Alert Notice 358: Monitoring of Mira (omi Cet) in support of HST Observations weo 51 weeks 1 day ago Page
Alert Notice 191: Rare outburst of UZ Boo weo 41 weeks 14 hours ago Page
AAVSO Alert Notice 437 weo 1 year 5 days ago Page
Alert Notice 141: Supernova 1991T in NGC 4527 AND Nova Herculis 1991 AND Nova Centauri 1991 weo 50 weeks 1 day ago Page
Alert Notice 490: Optical monitoring of T Ori requested weo 41 weeks 14 hours ago Page
Alert Notice 345: Request to monitor cataclysmic variables for radio observations weo 51 weeks 15 hours ago Page
Alert Notice 499: Predicted occultation of Regulus weo 32 weeks 5 days ago Page
Alert Notice 449: Outburst of the UGWZ Candidate BW Scl weo 3 years 5 days ago Page
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 41 weeks 13 hours ago Page
Alert Notice 398: Eclipse of epsilon Aurigae weo 51 weeks 6 days ago Page
Alert Notice 226: 1817-18 Nova Sagittarii 1996 [V4361 Sgr] weo 41 weeks 13 hours ago Page
Alert Notice 329: 1815+50 DV Draconis - Rare outburst weo 50 weeks 5 days ago Page
Alert Notice 465: Nova Sagittarii 2012 No. 5 = PSN J18193700-1907400 weo 2 years 14 weeks ago Page
Alert Notice 272: 1301-27 Supernova 2000P in NGC 4965 in Hydra AND 1247-28 EX Hydrae - multiwavelength observing campaign scheduled weo 41 weeks 13 hours ago Page
Alert Notice 382: Outburst of the symbiotic star CI Cygni weo 51 weeks 5 days ago Page
Alert Notice 210: 1147+49 BC Ursae Majoris in outburst AND Reminders on 0409-71 VW Hydri and 2138+43 SS Cygni AND Current activity on some cataclysmic variables weo 41 weeks 14 hours ago Page
Alert Notice 313: 2005+39 N Cygni 2005 AND 1258-49 SN 2005af in NGC 4945 (Centaurus) AND Reminder to monitor 0749+22 U Geminorum weo 50 weeks 5 days ago Page
Alert Notice 482: Monitoring requested for dust production study in developing planetary systems weo 1 year 29 weeks ago Page
Alert Notice 285: 1750-32 Var Sco 01 - novalike variable in Scorpius [V1178 Sco] weo 41 weeks 13 hours ago Page
Alert Notice 362: Nova in Puppis [Nova Pup 2007 = V597 Pup] weo 51 weeks 1 day ago Page
Alert Notice 194: 2027+52 V1974 Cygni = Nova Cygni 1992 AND Outburst of 2209+12 RU Pegasi AND 1824-17 Nova Sagittarii 1994#2 [V4362 Sgr] weo 41 weeks 14 hours ago Page
Alert Notice 435: V5588 Sgr = Nova Sagittarii 2011 No. 2 = PNV J18102135-2305306 weo 1 year 4 days ago Page
Alert Notice 138: Nova Herculis 1991 AND Special request to monitor R Coronae Borealis stars weo 50 weeks 1 day ago Page
Alert Notice 420: Nova in Sagittarius (V5586 Sgr = Nova Sgr 2010 No. 2) weo 1 year 12 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 41 weeks 13 hours ago Page
Alert Notice 496: Outburst of the recurrent nova V745 Sco weo 37 weeks 1 day ago Page
Alert Notice 446: Supernova 2011‭fe ‬in M101‭ (‬NGC 5457‭) = ‬PSN J14030581+5416254 weo 25 weeks 2 days ago Page
Alert Notice 297: 1855-22 Nova Sagittarii 2002 No. 3 - Another nova in Sagittarius weo 49 weeks 6 days ago Page
Alert Notice 401: Monitoring of EX Hya and DQ Her weo 52 weeks 21 hours ago Page
Alert Notice 229: Request and reminder to monitor 2138+43 SS Cygni for observations with HST and with EUVE, RXTE, and SAX AND Reminder - 0207-63 WX Hydri to be observed with Hubble Space Telescope weo 41 weeks 13 hours ago Page
Alert Notice 332: Request to monitor V426 Oph for XMM Newton observations weo 50 weeks 6 days ago Page
Alert Notice 462: Monitoring of J1407 for next extrasolar ring system transit weo 2 years 18 weeks ago Page
Alert Notice 265: 1918+04 Nova Aquilae 1999 Number 2 = V1494 Aql weo 41 weeks 13 hours ago Page
Alert Notice 385: SN 2008fw in NGC 3261 weo 51 weeks 5 days ago Page
Alert Notice 213: 0059+53 Nova Cassiopeiae 1995 [V723 Cas] weo 41 weeks 14 hours ago Page
Alert Notice 316: Nova in Sagittarius = V5115 Sgr (=N Sgr 05) AND Announcement about AAVSO Alert Notice 315 weo 50 weeks 5 days ago Page
Alert Notice 478: Transformed photometry of young stars in Cha requested weo 1 year 40 weeks ago Page
Alert Notice 282: 1902+11 Nova Aquilae 2001 (= TAV J1907+117) AND 2248-14 IL Aquarii = Gliese 876 - Note [V1548 Aql] weo 41 weeks 13 hours ago Page
Alert Notice 366: Request to monitor SDSS133948 for HST Observations weo 51 weeks 1 day ago Page
Alert Notice 491: V556 Serpentis = Nova Ser 2013 = PNV J18090346-1112345 weo 41 weeks 14 hours ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484