Skip to main content

AAVSO International Database

Title Posted Bysort icon Updated/commented date Type
Special Notice #283: Supernova 2012cg IN NGC 4424 = PSN J12271283+0925132 weo 3 years 49 weeks ago Page
Alert Notice 413: Nova in Eridanus (KT Eri = N Eri 2009) weo 2 years 38 weeks ago Page
Alert Notice 354: Extending Request to Observe HMXBs in Support of Radial Velocity Observations weo 2 years 25 weeks ago Page
Alert Notice 248: 1750+18 Supernova 1998bp in NGC 6495 weo 2 years 15 weeks ago Page
Special Notice #393: Correction to Special Notice #392 [ASASSN-14lp] weo 1 year 20 weeks ago Page
AAVSO Alert Notice 437 weo 2 years 27 weeks ago Page
Special Notice #328: HST/COS observing U Gem 2013 January 30 weo 3 years 13 weeks ago Page
Special Notice #291: Brightening of LBV HDE 269006 = R71 weo 3 years 39 weeks ago Page
Special Notice #373: Comparison star changed for HD 15407A weo 2 years 27 weeks ago Page
Alert Notice 341: NGC 6811 Deep and Wide Field Campaign weo 2 years 25 weeks ago Page
Alert Notice 235: Rare outburst of 1950+32A EY Cygni AND Outburst of 0058+40 RX Andromedae AND Short outburst of 0846+58 BZ Ursae Majoris weo 2 years 15 weeks ago Page
Special Notice #204: Request for monitoring of SS Cygni in support of EVLA/VLBA radio observations weo 1 year 28 weeks ago Page
Alert Notice 295: 1753-30B Nova Sagittarii 2002 AND 0006-12 WW Cet request to monitor for RXTE observations weo 2 years 15 weeks ago Page
Special Notice #401: AM Her NuSTAR observations April 5 weo 1 year 4 weeks ago Page
Special Notice #254: T Pyx Campaign continues weo 4 years 33 weeks ago Page
Special Notice #342: PU CMa, then IY UMa and MR UMa next HST/COS targets weo 3 years 6 weeks ago Page
Special Notice #303: VLBA and e-MERLIN observations of SS Cyg underway weo 3 years 26 weeks ago Page
Alert Notice 268: 1216+05 Supernova 1999gn in NGC 4303 = M61 weo 2 years 15 weeks ago Page
Alert Notice 393: Monitoring for a planetary transit of HD 80606 weo 2 years 26 weeks ago Page
Alert Notice 326: Request to monitor 2035-01 AE Aqr for multiwavelength campaign AND Reminder to monitor HT Cas, Z Cha, and OY Car weo 2 years 24 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 2 years 15 weeks ago Page
Special Notice #196: Possible Nova in Scorpius - N Sco 2010 [V1310 Sco] weo 1 year 27 weeks ago Page
AAVSO LPV Maxima and Minima are now online! weo 5 years 28 weeks ago Blog entry
Special Notice #408: Developing planetary systems dust production study - second segment of observations weo 30 weeks 1 day ago Page
Special Notice #266: Possible Nova in Carina (TCP J10502000-6406480) weo 4 years 8 weeks ago Page
Special Notice #355: V1108 Her next HST COS target followed by BD Pav weo 2 years 47 weeks ago Page
Alert Notice 371: Support for XMM-Newton Observations of SS Aurigae weo 2 years 25 weeks ago Page
Special Notice #415: T CrB brighter and bluer - monitoring requested weo 3 weeks 1 day ago Page
Alert Notice 257: Request to monitor 2138+43 SS Cygni for multiwavelength observations weo 2 years 15 weeks ago Page
IL Aqr/GJ 876 Campaign weo 2 years 24 weeks ago Page
Alert Notice 202: Nova Centauri 1995 AND SN 1995G in NGC 1643 AND SN 1995F in NGC 2726 AND Nova Aquilae 1995 AND Nova Circini 1995 AND Astro-2 is launched - reminder to monitor CVs for Astro-2, EUVE, Voyager, and ASCA [V888 Cen] [V1425 Aql] [BY Cir] weo 2 years 15 weeks ago Page
Special Notice #11: Possible New Object in Ophiuchi [V2576 Oph] weo 1 year 27 weeks ago Page
Special Notice #220: Request for observations of high-mass X-ray binaries (HMXBs) in support of radial velocity observations weo 5 weeks 2 days ago Page
Special Notice #315: HST COS observing SDSS J075507.70+143547.6 December 13-14 and HS 0218+3229 is next target weo 3 years 19 weeks ago Page
Alert Notice 540: Secondary eclipse of b Persei is underway weo 7 weeks 2 days ago Page
Special Notice #280: HST UV spectroscopy observations of S Dor scheduled weo 3 years 51 weeks ago Page
Alert Notice 488: Observations of AA Tau requested to schedule XMM-Newton weo 2 years 15 weeks ago Page
Alert Notice 357: Outburst of HS 2331+3905 weo 2 years 25 weeks ago Page
Alert Notice 251: 1903-50 Supernova 1998dq in NGC 6754 AND Rare outburst of the TOAD-type cataclysmic variable 1626+21 V592 Herculis AND Fading of 1544+28A R Coronae Borealis AND Request for observations of 0409-71 VW Hydri and 0749+22 U Geminorum weo 2 years 15 weeks ago Page
Alert Notice 139: Nova Herculis 1991 AND Outburst of 2325+43 DX Andromedae weo 2 years 24 weeks ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484