Skip to main content

AAVSO International Database

Title Posted By Updated/commented date Typesort icon
Alert Notice 294: 0538-71 Nova in the Large Magellanic Cloud AND 0507-15 Supernova 2002bj in NGC 1821 (Lepus) AND 0324+43 GK Persei in outburst - request to monitor weo 1 year 6 weeks ago Page
Alert Notice 196: Outburst of 2110+13 EF Pegasi AND Request to monitor some Hipparacos red variables for photometric calibration weo 1 year 6 weeks ago Page
Special Notice #254: T Pyx Campaign continues weo 3 years 24 weeks ago Page
Alert Notice 386: Low state of VY Scl weo 1 year 16 weeks ago Page
Special Notice #303: VLBA and e-MERLIN observations of SS Cyg underway weo 2 years 17 weeks ago Page
Alert Notice 250: 1726-19 Nova Ophiuchi 1998 [V2487 Oph] weo 1 year 6 weeks ago Page
Special Notice #357: BD Pav next HST COS target followed by QZ Ser weo 1 year 37 weeks ago Page
Alert Notice 190: 1753-25 Var Sgr - New variable in Sgr AND FN Sgr - chart correction [V4683 Sgr] weo 1 year 6 weeks ago Page
Alert Notice 452: Simultaneous observations of SU Aur and AB Aur requested for XMM-Newton weo 3 years 2 weeks ago Page
Alert Notice 373: Support for XMM-Newton Observations of SS Aurigae weo 1 year 16 weeks ago Page
Special Notice #19: Confirmation Needed of Possible VY Aqr Outburst weo 18 weeks 2 days ago Page
Alert Notice 475: Monitoring of the dwarf nova U Geminorum in support of HST observations weo 2 years 9 weeks ago Page
Alert Notice 312: Apparent nova in Puppis - 0737-26 N Pup 04 AND Request to monitor 0749+22 U Geminorum weo 1 year 15 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 6 weeks ago Page
AAVSO Special Notice #218 weo 4 years 22 weeks ago Page
Alert Notice 413: Nova in Eridanus (KT Eri = N Eri 2009) weo 1 year 29 weeks ago Page
Special Notice #277: Possible Nova in Sagittarius (PNV J17452791-2305213) weo 2 years 44 weeks ago Page
Special Notice #384: SBS 1108+574 HST/COS obs next week weo 41 weeks 6 days ago Page
Observing Campaign: Request to monitor SDSS 074545 for HST observations weo 1 year 16 weeks ago Page
Alert Notice 267: 1012+41 Supernova 1999gi in NGC 3184 weo 1 year 6 weeks ago Page
Special Notice #331: Nova Cephei 2013 = PNV J23080471+6046521 weo 2 years 3 weeks ago Page
Alert Notice 137: Last list for monitoring of ROSAT targets weo 1 year 15 weeks ago Page
Alert Notice 218: Monitoring of AM Her for international observing campaign AND Monitoring of the cataclysmic variable V1159 Ori AND Fluctuations of Nova Cas 1995 AND Request to monitor SS Cyg AND Request to monitor WX Hyi AND Request to monitor GK Per weo 1 year 6 weeks ago Page
AAVSO Special Notice #237 weo 3 years 48 weeks ago Page
Alert Notice 406: Observing Campaign to Monitor Magnetically-Active Dwarfs for Long-Term Variability weo 1 year 17 weeks ago Page
Special Notice #289: Bright possible nova in Sagittarius = PNV J18202726-2744263 weo 2 years 32 weeks ago Page
Special Notice #211: Outburst of EX Hya weo 18 weeks 3 days ago Page
Alert Notice 343: Rare outburst of 2320-08 EG Aquarii weo 1 year 16 weeks ago Page
Alert Notice 258: 0915+51 Supernova 1999by in NGC 2841 weo 1 year 6 weeks ago Page
Special Notice #345: MR UMa observations needed now and RZ Leo next HST/COS target weo 1 year 46 weeks ago Page
Alert Notice 297: 1855-22 Nova Sagittarii 2002 No. 3 - Another nova in Sagittarius weo 1 year 14 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 6 weeks ago Page
Alert Notice 446: Supernova 2011‭fe ‬in M101‭ (‬NGC 5457‭) = ‬PSN J14030581+5416254 weo 42 weeks 3 days ago Page
Alert Notice 389: Support for VLT spectroscopy of the novalike variable VY Scl weo 1 year 16 weeks ago Page
Special Notice #299: Observations needed TODAY of SDSS J164248.52+134751.4 weo 2 years 20 weeks ago Page
Special Notice #3: Possible New Nova/Dwarf Nova in Hya weo 18 weeks 2 days ago Page
Alert Notice 328: V477 Scuti = Nova Scuti 2005 Number 2 - Nova in Scutum weo 1 year 15 weeks ago Page
Alert Notice 193: Outburst of CV DX And AND V1974 Cyg=Nova Cyg 1992 AND Request to monitor CVs for HST and IUE AND Outburst of UZ Boo AND Updates on Southern RCB variables AND Outburst of RU Peg weo 1 year 6 weeks ago Page
Filters weo 3 years 1 week ago Page
Observing Campaign: Request to monitor SDSS J151413.72+454911.9 for HST observations weo 1 year 16 weeks ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484