Skip to main content

AAVSO Alert Notice

Title Posted By Updated/commented date Typesort icon
Alert Notice 148: Nova Scuti 1991 AND Request to monitor dwarf novae for IUE observing runs weo 36 weeks 5 days ago Page
Alert Notice 421: Nova in Scorpius (V1311 Sco = N Sco 2010 No. 2) weo 38 weeks 6 days ago Page
Alert Notice 228: Request to monitor 1804+67 HS 1804+6753 for observations with Hubble Space Telescope weo 27 weeks 4 days ago Page
Alert Notice 336: CCD campaign to observe 1059+23 AH Leo weo 37 weeks 3 days ago Page
Alert Notice 450: Request for observations of SDSS J080434.20+510349.2‭ ‬in support of HST observations weo 2 years 39 weeks ago Page
Alert Notice 269: 0735-40 CGCS 1825 - new red variable in Puppis [V671 Pup] weo 27 weeks 4 days ago Page
Alert Notice 397: Request for optical photometry of the bright X-ray binary V884 Sco (4U 1700-377) weo 38 weeks 4 days ago Page
Alert Notice 212: 1958+56 V1028 Cyg slowly fading from outburst AND Probable change in classification of 1644-25 AF Scorpii AND 0241-00 Supernova 1995V in NGC 1087 weo 27 weeks 4 days ago Page
Alert Notice 320: 1811-30 Nova Sagittarii 2005 No. 2 weo 37 weeks 2 days ago Page
Alert Notice 466: Monitoring of V380 Oph requested in support of HST observations weo 1 year 48 weeks ago Page
Alert Notice 256: 1801-27 Nova Sagittarii 1999 [V4444 Sgr] weo 27 weeks 4 days ago Page
Alert Notice 381: Second possible nova in Ophiuchus - Nova Oph 2008 No. 2 weo 38 weeks 2 days ago Page
Alert Notice 283: Rare superoutburst of 1227+14 AL Comae Berenices AND 1902+11 Nova Aquilae 2001 - update and new chart [V1548 Aql] weo 27 weeks 4 days ago Page
Alert Notice 370: GJ 436 Extrasolar Planet Transit Campaign weo 37 weeks 6 days ago Page
Alert Notice 492: Nova Centauri 2013 = PNV J13544700-5909080 weo 27 weeks 4 days ago Page
Alert Notice 304: 1732-23 Nova Ophiuchi 2004 - possible nova in Ophiuchus weo 36 weeks 5 days ago Page
Alert Notice 482: Monitoring requested for dust production study in developing planetary systems weo 1 year 16 weeks ago Page
Alert Notice 244: 1140+48 Supernova 1998S in NGC 3877 AND Fading of 1921+50 CH Cygni weo 27 weeks 4 days ago Page
Alert Notice 352: V390 Nor = Nova Normae 2007 weo 37 weeks 5 days ago Page
AAVSO Alert Notice 436 Matthew Templeton 3 years 4 weeks ago Page
Alert Notice 497: Nova Sagittarii 2014 = PNV J18250860-2236024 AND Erratum weo 23 weeks 5 days ago Page
Alert Notice 231: Rare bright outburst of 1137+72 DO Draconis (= YY Draconis) weo 27 weeks 4 days ago Page
Alert Notice 339: Far Ultraviolet Spectroscopic Explorer Cataclysmic Variable Survey AND Preliminary NGC 6811 Deep and Wide Field Campaign Announcement weo 37 weeks 3 days ago Page
Alert Notice 447: Nova Sco 2011 No. 2 = PNV J16364440-4132340 = PNV J16364300-4132460 weo 2 years 45 weeks ago Page
Alert Notice 262: 1415-68 Nova Circini 1999 AND Fading of 1544+28A R Coronae Borealis AND Update on two recent novae (V1493 Aql, V382 Vel) and AM Herculis [DD Cir] weo 27 weeks 4 days ago Page
Alert Notice 400: Nova Sagittarii 2009 Number 3 weo 38 weeks 4 days 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 27 weeks 4 days ago Page
Alert Notice 323: 1737-34 Nova Scorpii 2005 weo 37 weeks 2 days ago Page
Alert Notice 463: Nova Sagittarii 2012 No. 3 = PNV J17522579-2126215 weo 2 years 3 weeks ago Page
Alert Notice 253: Special and unique optical monitoring request - 1522+45 GRB 990123 - gamma-ray burster event with bright optical counterpart weo 27 weeks 4 days ago Page
Alert Notice 384: Outburst of GK Persei weo 38 weeks 2 days ago Page
Alert Notice 280: 1748-26 Nova Sagittarii 2001 [V4643 Sgr] weo 27 weeks 4 days ago Page
Alert Notice 196: Outburst of 2110+13 EF Pegasi AND Request to monitor some Hipparacos red variables for photometric calibration weo 27 weeks 4 days ago Page
Alert Notice 307: 1706-30 Nova Scorpii 2004 weo 36 weeks 6 days ago Page
Alert Notice 479: Supernova 2013aa in NGC 5643 = PSN J14323388-4413278 weo 1 year 22 weeks ago Page
Alert Notice 247: 1224-22 Supernova 1998bn in NGC 4462 weo 27 weeks 4 days ago Page
Alert Notice 355: Correction to Subject Title of Alert Notice 354 weo 37 weeks 5 days ago Page
Alert Notice 433: Request for observations of GW Lib in support of HST observations weo 11 weeks 6 days ago Page
Alert Notice 495: Bright Type-Ia Supernova PSN J09554214+6940260 and Observing Campaign weo 24 weeks 6 days ago Page
Alert Notice 145: Request to monitor dwarf novae for IUE observing runs AND Request to monitor high-galactic latitude cataclysmic variables for IUE observing run weo 36 weeks 5 days ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484