Skip to main content

AAVSO International Database

Title Posted Bysort icon Updated/commented date Type
Alert Notice 261: 1903+12 Nova Aquilae 1999 [V1493 Aql] weo 1 year 1 week ago Page
Alert Notice 297: 1855-22 Nova Sagittarii 2002 No. 3 - Another nova in Sagittarius weo 1 year 10 weeks ago Page
Special Notice #211: Outburst of EX Hya weo 14 weeks 2 days 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 1 week ago Page
Special Notice #345: MR UMa observations needed now and RZ Leo next HST/COS target weo 1 year 42 weeks ago Page
AAVSO Special Notice #219 weo 4 years 15 weeks ago Page
Special Notice #277: Possible Nova in Sagittarius (PNV J17452791-2305213) weo 2 years 40 weeks ago Page
Alert Notice 276: 1903-57 Supernova 2000cj in NGC 6753 in Pavo AND 1846-01D Probable nova in Aquila = 1846-01 CI Aquilae weo 1 year 1 week ago Page
Special Notice #191: U Sco is possibly in outburst weo 14 weeks 1 day ago Page
Alert Notice 208: AAVSO has new Internet address AND Request to monitor 0409-71 VW Hydri AND Request to monitor 2138+43 SS Cygni weo 1 year 1 week ago Page
Observing Campaign: Request to monitor SDSS J151413.72+454911.9 for HST observations weo 1 year 12 weeks ago Page
Special Notice #355: V1108 Her next HST COS target followed by BD Pav weo 1 year 34 weeks ago Page
AAVSO Special Notice #237 weo 3 years 43 weeks ago Page
Alert Notice 316: Nova in Sagittarius = V5115 Sgr (=N Sgr 05) AND Announcement about AAVSO Alert Notice 315 weo 1 year 11 weeks ago Page
Special Notice #289: Bright possible nova in Sagittarius = PNV J18202726-2744263 weo 2 years 28 weeks ago Page
Alert Notice 286: 2003+17 WZ Sagittae in outburst AND 2003+35 Nova Cygni 2001 = V2274 Cygni - Update weo 1 year 1 week ago Page
Special Notice #16: Possible AG Dra Brightening weo 14 weeks 1 day ago Page
Special Notice #315: HST COS observing SDSS J075507.70+143547.6 December 13-14 and HS 0218+3229 is next target weo 2 years 6 weeks ago Page
Special Notice #378: BP Tau Chandra observation times set - time-series observations needed weo 1 year 5 weeks ago Page
Observing Campaign: Request to monitor SDSS091908 for HST observations weo 1 year 12 weeks ago Page
Alert Notice 488: Observations of AA Tau requested to schedule XMM-Newton weo 1 year 1 week ago Page
Alert Notice 446: Supernova 2011‭fe ‬in M101‭ (‬NGC 5457‭) = ‬PSN J14030581+5416254 weo 38 weeks 2 days ago Page
Alert Notice 301: Observations requested for 1041-59 eta Car and 2349+56 rho Cas weo 1 year 11 weeks ago Page
Special Notice #383: Transient in Scorpius = TCP J17154683-3128303 weo 43 weeks 5 days ago Page
Special Notice #299: Observations needed TODAY of SDSS J164248.52+134751.4 weo 2 years 15 weeks ago Page
Alert Notice 241: Request to monitor 2138+43 SS Cygni for observations with HST, EUVE, and RXTE AND Note about Alert Notices and News Flashes weo 1 year 1 week ago Page
Special Notice #328: HST/COS observing U Gem 2013 January 30 weo 1 year 52 weeks ago Page
Alert Notice 346: 1651-32 V1280 Sco = Nova Scorpii 2007 weo 1 year 11 weeks ago Page
Special Notice #373: Comparison star changed for HD 15407A weo 1 year 13 weeks ago Page
Alert Notice 452: Simultaneous observations of SU Aur and AB Aur requested for XMM-Newton weo 2 years 50 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 10 weeks ago Page
Special Notice #208: Optical transient in Pegasus weo 14 weeks 2 days ago Page
Alert Notice 224: 2327-54 Supernova 1996al in NGC 7689 weo 1 year 1 week ago Page
Special Notice #342: PU CMa, then IY UMa and MR UMa next HST/COS targets weo 1 year 45 weeks ago Page
AAVSO Special Notice #218 weo 4 years 18 weeks ago Page
Alert Notice 331: Monitoring requested on Cepheid variable 1320-02 W Vir weo 1 year 11 weeks ago Page
Alert Notice 393: Monitoring for a planetary transit of HD 80606 weo 1 year 12 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 1 year 1 week ago Page
Special Notice #194: Request for monitoring of the blazar 3C 66A weo 14 weeks 1 day ago Page
Alert Notice 211: AAVSO on World Wide Web AND 1958+56 V1028 Cygni in outburst AND Brightening of 1601+67 AG Draconis AND 0409-71 VW Hydri observed with EUVE AND Reminders - GK Persei and T Pyxidis weo 1 year 1 week ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484