Skip to main content

cataclysmic variable

Title Posted Bysort icon Updated/commented date Type
Alert Notice 207: Fading of 2055+43 V1057 Cygni AND Ending of the superoutburst of 1227+14 AL Comae Berenices AND Fading of 1904+43 MV Lyrae AND Erratum (GK Per) weo 32 weeks 5 days ago Page
Observing Campaign to Monitor V426 Oph for XMM-Newton weo 42 weeks 4 days ago Page
AAVSO Special Notice #224 weo 3 years 40 weeks ago Page
Alert Notice 305: Request for monitoring of the SU UMa-type cataclysmic variable 0409-71 VW Hydri weo 41 weeks 6 days ago Page
Special Notice #298: Second set of HST COS CV targets announced weo 1 year 47 weeks ago Page
Alert Notice 232: Extreme faintness and unusual behavior of 0058+40 RX Andromedae weo 32 weeks 5 days ago Page
Alert Notice 184: Brightening of YY Dra (= DO Dra) AND Requests for monitoring (SS Cyg, EX Hya, VW Hyi, AM Her) weo 32 weeks 5 days ago Page
Special Notice #359: OR And monitoring needed for HST/COS campaign weo 1 year 11 weeks ago Page
Alert Notice 210: 1147+49 BC Ursae Majoris in outburst AND Reminders on 0409-71 VW Hydri and 2138+43 SS Cygni AND Current activity on some cataclysmic variables weo 32 weeks 5 days ago Page
Alert Notice 360: Request to Monitor U Gem and SS Cyg for Radio Observations weo 42 weeks 6 days ago Page
Alert Notice 309: FUSE satellite observations scheduled for 0409-71 VW Hyi AND Outburst of 2328+48 Z And weo 41 weeks 6 days ago Page
Alert Notice 468: Observing campaign on V380 Oph cancelled weo 2 years 1 week ago Page
Alert Notice 239: Outburst of 2328+48 Z Andromedae AND Request to monitor 2138+43 SS Cygni AND Request to monitor 1813+49 AM Herculis weo 32 weeks 5 days ago Page
Alert Notice 188: Outburst of old nova LQ Sgr AND Nova Oph 1994 AND Recent outburst of SS Cyg AND Recent outburst of symbiotic star AG Dra weo 32 weeks 5 days ago Page
Alert Notice #480: MR UMa superoutburst coverage requested for HST observations weo 1 year 25 weeks ago Page
Alert Notice 214: 0557-23 Supernova 1995ad in NGC 2139 AND 0059+53 Nova Cas 1995 AND Observations of 0409-71 VW Hyi and 0749+22 U Gem AND Fading of 1544+28a R CrB AND Change of Julian Date to 2450000 and AAVSO Data Entry Program [V723 Cas] weo 32 weeks 5 days ago Page
Alert Notice 365: Request to Monitor EF Eri for Hubble Space Telescope Observations weo 42 weeks 6 days ago Page
Special Notice #376: HST observations of U Gem scheduled for December 6 weo 39 weeks 10 hours ago Page
Alert Notice 314: Possible nova in Pyxis - 0914-29 N Pyx 05 AND New probable CV - 0523+62 RXSJ053234 (Bernhard01) AND Follow-up on request to monitor U Gem weo 42 weeks 3 days 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 32 weeks 5 days 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 32 weeks 5 days ago Page
Special Notice #330: Next HST/COS targets are IR Com and BB Dor weo 1 year 30 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 32 weeks 5 days ago Page
Alert Notice 376: Request to monitor SDSS J151413.72+454911.9 for HST Observations weo 43 weeks 13 hours ago Page
Alert Notice 197: Observations of cataclysmic variables for Astro-2, EUVE, Voyager, and ASCA satellites AND Reminder regarding outburst of 0749+22 U Gem weo 32 weeks 5 days ago Page
Possible new CV: Var Nor 05 weo 42 weeks 3 days ago Page
Special Notice 255: Cataclysmic Variable in Draco = PNV J18422792+4837425 weo 2 years 50 weeks ago Page
Alert Notice 279: 0733-25 N? Pup 2000 - possible nova in Puppis AND Superoutbursts of 1132+02 RZ Leonis and 0203+56A UV Persei AND Reminder - Chandra and RXTE observations planned for 2138+43 SS Cygni [V445 Pup] weo 32 weeks 5 days ago Page
Special Notice #319: HST COS observing SDSS J093249.57+472523.0 2013 January 11-12 weo 1 year 34 weeks 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 32 weeks 5 days ago Page
Observing Campaign: Request to monitor RE J1255+266 for HST observations weo 43 weeks 15 hours ago Page
Alert Notice 203: 0527-70 Nova in the Large Magellanic Cloud (N LMC 95) AND Astro-2 cataclysmic variables [Nova LMC 1995] weo 32 weeks 5 days 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 41 weeks 6 days ago Page
Special Notice #310: Continued observing of V452 Cas requested weo 1 year 41 weeks ago Page
Alert Notice 228: Request to monitor 1804+67 HS 1804+6753 for observations with Hubble Space Telescope weo 32 weeks 5 days ago Page
Alert Notice 407: Outburst of the UGWZ-type dwarf nova EG Cancri weo 43 weeks 6 days ago Page
Alert Notice 206: Rare outburst of 1227+14 AL Comae Berenices weo 32 weeks 5 days ago Page
Alert Notice 332: Request to monitor V426 Oph for XMM Newton observations weo 42 weeks 4 days ago Page
AAVSO Special Notice #227 weo 3 years 34 weeks ago Page
Alert Notice 302: Request for monitoring of the magnetic cataclysmic variable 1931-46 QS Tel weo 41 weeks 6 days ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484