Skip to main content

AAVSO International Database

Title Posted By Updated/commented date Typesort icon
Alert Notice 506: Alpha Com eclipse observing campaign weo 17 weeks 6 days 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 1 year 18 weeks ago Page
Observing Campaign: Request to monitor SDSS J151413.72+454911.9 for HST observations weo 1 year 28 weeks ago Page
Alert Notice 455: V834 CAR = Nova Car 2012 = TCP J10502000-6406480 weo 3 years 9 weeks ago Page
Special Notice #356: V1108 Her obs urgent TONIGHT and new date for BD Pav weo 1 year 50 weeks ago Page
Alert Notice 517: Monitoring of AM Her urgently requested in support of XMM-Newton and NuSTAR observations weo 7 weeks 1 day ago Page
Alert Notice 316: Nova in Sagittarius = V5115 Sgr (=N Sgr 05) AND Announcement about AAVSO Alert Notice 315 weo 1 year 28 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 1 year 18 weeks ago Page
Alert Notice 428: Monitoring requested of the peculiar cataclysmic variable FS Aurigae weo 1 year 2 weeks ago Page
Special Notice #317: HST COS observing HS 0218+3229 2012 December 22 and SDSS J093249.57+472523.0 is probable next target weo 2 years 22 weeks ago Page
Special Notice #197: Request for time-series photometry of U Sco weo 30 weeks 5 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 1 year 18 weeks ago Page
Observing Campaign: Request to monitor SDSS091908 for HST observations weo 1 year 28 weeks ago Page
Special Notice #282: Apparent fading of V854 Cen weo 3 years 2 days ago Page
Alert Notice 412: Nova Sct 2009 (V496 Sct) weo 1 year 41 weeks ago Page
Alert Notice 301: Observations requested for 1041-59 eta Car and 2349+56 rho Cas weo 1 year 27 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 1 year 18 weeks ago Page
Alert Notice 439: Correction to AAVSO Alert Notice 438 on SN 2011by weo 1 year 2 weeks ago Page
Special Notice #330: Next HST/COS targets are IR Com and BB Dor weo 2 years 15 weeks ago Page
Special Notice #10: Possible Nova in Cyg [V2362 Cyg] weo 30 weeks 4 days ago Page
Special Notice #376: HST observations of U Gem scheduled for December 6 weo 1 year 24 weeks ago Page
Alert Notice 346: 1651-32 V1280 Sco = Nova Scorpii 2007 weo 1 year 28 weeks ago Page
Alert Notice 466: Monitoring of V380 Oph requested in support of HST observations weo 2 years 39 weeks ago Page
Alert Notice 407: Outburst of the UGWZ-type dwarf nova EG Cancri weo 1 year 29 weeks ago Page
Alert Notice 150: Rare outburst of 2137+48 V1251 Cygni AND Large amplitude HIPPARCOS stars in need of more observations AND Updates on the activities of stars reported in Alert Notice 149 weo 1 year 27 weeks ago Page
Alert Notice 245: 1815-27 Nova Sagittarii 1998 [V4633 Sgr] weo 1 year 18 weeks ago Page
Special Notice 255: Cataclysmic Variable in Draco = PNV J18422792+4837425 weo 3 years 36 weeks ago Page
Special Notice #344: IY UMa and MR UMa next HST/COS targets weo 2 years 8 weeks ago Page
Special Notice #392: ASASSN-14lp = Type Ia Supernova in NGC 4666 (Virgo) weo 23 weeks 2 days ago Page
Alert Notice 185: Nova Sgr 1994 Number 2 [V4362 Sgr] weo 1 year 18 weeks ago Page
Alert Notice 331: Monitoring requested on Cepheid variable 1320-02 W Vir weo 1 year 28 weeks ago Page
Special Notice #305: HST COS observations of FL Psc (ASAS J002511+1217.2) scheduled weo 2 years 28 weeks ago Page
Alert Notice 391: Rare Outburst of V358 Lyr weo 1 year 29 weeks ago Page
Alert Notice 232: Extreme faintness and unusual behavior of 0058+40 RX Andromedae weo 1 year 18 weeks ago Page
Alert Notice 378: Request to monitor RE J1255+266 for HST Observations weo 1 year 28 weeks ago Page
Alert Notice 454: Monitoring of CH Cyg requested for Chandra and HST observations weo 3 years 11 weeks ago Page
Special Notice #354: DT Oct obs crucial now, GW Lib and V1108 Her next targets weo 2 years 1 day ago Page
Alert Notice 514: RW Aur monitoring requested weo 8 weeks 4 days ago Page
Possible new CV: Var Nor 05 weo 1 year 28 weeks ago Page
Alert Notice 265: 1918+04 Nova Aquilae 1999 Number 2 = V1494 Aql weo 1 year 18 weeks ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484