Skip to main content

AAVSO Alert Notice

Title Posted By Updated/commented date Typesort icon
Alert Notice 442: Nova Scorpii 2011 = PNV J16551100-3838120 weo 11 weeks 3 days ago Page
Alert Notice 147: Probable nova in Sagittarius AND Special multiwavelength monitoring of 0201+14 TT Arietis weo 36 weeks 2 days ago Page
Alert Notice 406: Observing Campaign to Monitor Magnetically-Active Dwarfs for Long-Term Variability weo 38 weeks 2 days ago Page
Alert Notice 213: 0059+53 Nova Cassiopeiae 1995 [V723 Cas] weo 27 weeks 1 day ago Page
Alert Notice 340: Request to monitor 1744-06 RS Ophiuchi for multiwavelength campaign AND Correction weo 37 weeks 9 hours ago Page
Alert Notice 454: Monitoring of CH Cyg requested for Chandra and HST observations weo 2 years 20 weeks ago Page
Alert Notice 271: 1749-19 N? Sgr 00 - possible nova in Sagittarius AND Request to monitor 0549-03 UX Ori, 0532-06B BF Ori, and 0533+26 RR Tau AND 1058+45 AN Ursae Majoris to be observed with EUVE satellite [V4642 Sgr] weo 27 weeks 1 day ago Page
Alert Notice 393: Monitoring for a planetary transit of HD 80606 weo 38 weeks 9 hours ago Page
Alert Notice 282: 1902+11 Nova Aquilae 2001 (= TAV J1907+117) AND 2248-14 IL Aquarii = Gliese 876 - Note [V1548 Aql] weo 27 weeks 1 day ago Page
Alert Notice 491: V556 Serpentis = Nova Ser 2013 = PNV J18090346-1112345 weo 27 weeks 1 day ago Page
Alert Notice 324: 1614-15 V818 Sco - Request for observations to support Spitzer observations weo 36 weeks 6 days ago Page
Alert Notice 470: Symbiotic variable V4018 Sgr in outburst weo 1 year 43 weeks ago Page
Alert Notice 278: 1017-49 V383 Velorum (NSV 4834) = new dwarf nova weo 27 weeks 1 day ago Page
Alert Notice 377: Request extended to observe HMXBs in support of radial velocity observations weo 37 weeks 3 days ago Page
Alert Notice 245: 1815-27 Nova Sagittarii 1998 [V4633 Sgr] weo 27 weeks 1 day ago Page
Alert Notice 496: Outburst of the recurrent nova V745 Sco weo 23 weeks 2 days ago Page
Alert Notice 308: 0409-71 VW Hyi in outburst - update on request for monitoring weo 36 weeks 2 days ago Page
Alert Notice 486: Spectroscopy and photometry campaign on three bright Wolf Rayet stars weo 1 year 4 weeks 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 27 weeks 1 day ago Page
Alert Notice 356: Request to monitor PQ Andromedae for HST Observations weo 37 weeks 2 days ago Page
Alert Notice 439: Correction to AAVSO Alert Notice 438 on SN 2011by weo 11 weeks 3 days ago Page
Alert Notice 144: Supernova 1991X in NGC 4902 AND Monitoring of 1910-33 RY Sagittarii weo 36 weeks 2 days ago Page
Alert Notice 409: V5584 Sgr = Nova Sagittarii 2009 Number 4 weo 38 weeks 2 days ago Page
Alert Notice 216: 0945+34 Supernova 1995al in NGC 3021 AND Fading of 1544+28a R Coronae Borealis continues AND Fading of 1510+82 Z Ursae Minoris weo 27 weeks 1 day ago Page
Alert Notice 343: Rare outburst of 2320-08 EG Aquarii weo 37 weeks 1 day ago Page
Alert Notice 451: Monitoring of the Symbiotic Variable RT Cru Requested weo 2 years 25 weeks ago Page
Alert Notice 291: 1348-63 Nova Centauri 2001 - possible nova in Centaurus [V1039 Cen] weo 27 weeks 1 day ago Page
Alert Notice 396: Nova in Centaurus weo 38 weeks 14 hours ago Page
Alert Notice 260: 0014-06 Supernova 1999cw in MCG -01-02-001 (PGC 1288) weo 27 weeks 1 day ago Page
Alert Notice 197: Observations of cataclysmic variables for Astro-2, EUVE, Voyager, and ASCA satellites AND Reminder regarding outburst of 0749+22 U Gem weo 27 weeks 1 day ago Page
Alert Notice 327: Nova Scuti 2005 - Probable Nova in Scutum weo 36 weeks 6 days ago Page
Alert Notice 467: Nova Monocerotis 2012 = PNV J06393874+0553520 weo 1 year 48 weeks ago Page
Alert Notice 274: 1846-01D Probable nova in Aquila = CI Aquilae?? weo 27 weeks 1 day ago Page
Alert Notice 380: Nova in Ophiuchus weo 37 weeks 6 days ago Page
Alert Notice 248: 1750+18 Supernova 1998bp in NGC 6495 weo 27 weeks 1 day ago Page
Alert Notice 184: Brightening of YY Dra (= DO Dra) AND Requests for monitoring (SS Cyg, EX Hya, VW Hyi, AM Her) weo 27 weeks 1 day ago Page
AAVSO Alert Notice 311: 0505-68 YY Dor - Possible recurrent nova AND 2247-14 IL Aqr - Exoplanet transit campaign weo 36 weeks 3 days ago Page
Alert Notice 483: AH Her Observing Campaign weo 1 year 9 weeks ago Page
Alert Notice 232: Extreme faintness and unusual behavior of 0058+40 RX Andromedae weo 27 weeks 1 day ago Page
Alert Notice 360: Request to Monitor U Gem and SS Cyg for Radio Observations weo 37 weeks 2 days ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484