Skip to main content

AAVSO Alert Notice

Title Posted By Updated/commented date Typesort icon
Alert Notice 443: Long-term monitoring of four AGN in support of ground-based spectroscopy Matthew Templeton 1 year 8 weeks ago Page
Alert Notice 308: 0409-71 VW Hyi in outburst - update on request for monitoring weo 1 year 33 weeks ago Page
Alert Notice 404: Supernova 2009ig has brightened weo 1 year 35 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 24 weeks ago Page
Alert Notice 356: Request to monitor PQ Andromedae for HST Observations weo 1 year 34 weeks ago Page
Special Notice #281: Revised timetable for AE Aqr MAGIC observations weo 3 years 7 weeks ago Page
Alert Notice 144: Supernova 1991X in NGC 4902 AND Monitoring of 1910-33 RY Sagittarii weo 1 year 33 weeks ago Page
Alert Notice 388: Nova Mus 2008 = QY Mus weo 1 year 35 weeks ago Page
Alert Notice 250: 1726-19 Nova Ophiuchi 1998 [V2487 Oph] weo 1 year 24 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 24 weeks ago Page
Alert Notice 340: Request to monitor 1744-06 RS Ophiuchi for multiwavelength campaign AND Correction weo 1 year 34 weeks ago Page
Alert Notice 475: Monitoring of the dwarf nova U Geminorum in support of HST observations weo 2 years 28 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 1 year 24 weeks ago Page
Alert Notice 372: Possible naked-eye gamma ray burst detected (GRB 080319B) weo 1 year 34 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 24 weeks ago Page
Alert Notice 327: Nova Scuti 2005 - Probable Nova in Scutum weo 1 year 34 weeks ago Page
Alert Notice 488: Observations of AA Tau requested to schedule XMM-Newton weo 1 year 24 weeks ago Page
Alert Notice 274: 1846-01D Probable nova in Aquila = CI Aquilae?? weo 1 year 24 weeks ago Page
Alert Notice 221: Fading of 2007+20 FG Sge AND Request to monitor 2138+43 SS Cyg for observations with HST, EUVE, and RXTE AND 1058+38 Markarian 421 in outburst AND Activity of 1814+39 AM Her continues AND 1746-17 -- Sgr is a new planetary-nebula nucleus weo 1 year 24 weeks ago Page
Alert Notice 441: Monitoring of Bright Giant Variables requested in support of ground-based spectroscopy and for long-term study Matthew Templeton 1 year 8 weeks ago Page
Alert Notice 522: V404 Cyg HST multiwavelength observations scheduled weo 4 days 23 hours ago Page
AAVSO Alert Notice 311: 0505-68 YY Dor - Possible recurrent nova AND 2247-14 IL Aqr - Exoplanet transit campaign weo 1 year 33 weeks ago Page
Alert Notice 407: Outburst of the UGWZ-type dwarf nova EG Cancri weo 1 year 35 weeks ago Page
Alert Notice 204: A very successful Astro-2 mission completed AND Superoutburst of 1051+50 CY Ursae Majoris AND Outburst of 0203+56a UV Persei AND Reminder - monitoring 0749+22 U Geminorum AND Correction to AAVSO Alert Notice 196 - 2110+13 EF Pegasi weo 1 year 24 weeks ago Page
Alert Notice 360: Request to Monitor U Gem and SS Cyg for Radio Observations weo 1 year 34 weeks ago Page
Alert Notice 456: Monitoring of V854 Cen Requested weo 3 years 13 weeks ago Page
Alert Notice 140: Nova Centauri 1991 AND Nova Herculis 1991 weo 1 year 33 weeks ago Page
Alert Notice 391: Rare Outburst of V358 Lyr weo 1 year 35 weeks ago Page
Alert Notice 151: Superoutburst of 0203+56A UV Persei AND Superoutburst of 0803+62 SU Ursae Majoris AND Supernova in NGC 4374 [SN 1991bg] weo 1 year 32 weeks ago Page
Alert Notice 189: 1157+62 Supernova 1994W in NGC 4041 weo 1 year 24 weeks ago Page
Alert Notice 343: Rare outburst of 2320-08 EG Aquarii weo 1 year 34 weeks ago Page
Alert Notice 472: Monitoring of HD 5980 requested for multiwavelength campaign weo 2 years 37 weeks ago Page
Alert Notice 291: 1348-63 Nova Centauri 2001 - possible nova in Centaurus [V1039 Cen] weo 1 year 24 weeks ago Page
Alert Notice 376: Request to monitor SDSS J151413.72+454911.9 for HST Observations weo 1 year 34 weeks ago Page
Alert Notice 237: Observations of dwarf novae requested AND Request to monitor 1807+69 3C 371 (Draco) AND Bright maximum of 0214-03 omicron Cet (Mira) weo 1 year 24 weeks ago Page
Alert Notice 504: Epsilon Aur monitoring during predicted pulsation phase weo 41 weeks 4 days ago Page
Alert Notice 263: 0436-03 Supernova 1999em in NGC 1637 weo 1 year 24 weeks ago Page
Alert Notice 224: 2327-54 Supernova 1996al in NGC 7689 weo 1 year 24 weeks ago Page
AAVSO Alert Notice 438 weo 4 years 10 weeks ago Page
Alert Notice 519: Nova Sgr 2015 No. 2 fading as dust production rises weo 2 weeks 6 days ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484