Skip to main content

cataclysmic variable

Title Posted Bysort icon Updated/commented date Type
Alert Notice 384: Outburst of GK Persei weo 38 weeks 13 hours ago Page
Alert Notice 204: A very successful Astro-2 mission completed AND Superoutburst of 1051+50 CY Ursae Majoris AND Outburst of 0203+56a UV Persei AND Reminder - monitoring 0749+22 U Geminorum AND Correction to AAVSO Alert Notice 196 - 2110+13 EF Pegasi weo 27 weeks 2 days ago Page
Alert Notice 319: Request to monitor the CV SDSS161033 (1605-00) for HST observations AND TU Cas comparison stars weo 37 weeks 13 hours ago Page
Alert Notice 273: 1828-14 Nova Scuti 2000 AND 2138+43 SS Cygni being observed with RXTE for three months weo 27 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 1 year 31 weeks ago Page
Alert Notice 222: Extreme fading of 1921+50 CH Cygni AND Reminder - Request to monitor 2138+43 SS Cygni for Observations with HST, EUVE, and RXTE weo 27 weeks 2 days ago Page
Alert Notice 190: 1753-25 Var Sgr - New variable in Sgr AND FN Sgr - chart correction [V4683 Sgr] weo 27 weeks 2 days ago Page
Alert Notice 408: Deep fading event in the cataclysmic variable TT Arietis weo 38 weeks 3 days ago Page
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 27 weeks 2 days ago Page
Observing Campaign to Monitor V426 Oph for XMM-Newton weo 37 weeks 1 day ago Page
Alert Notice 433: Request for observations of GW Lib in support of HST observations weo 11 weeks 4 days ago Page
Alert Notice 146: Special multiwavelength monitoring of 0201+14 TT Arietis weo 36 weeks 3 days ago Page
Special Notice #303: VLBA and e-MERLIN observations of SS Cyg underway weo 1 year 38 weeks 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 27 weeks 2 days ago Page
Alert Notice 194: 2027+52 V1974 Cygni = Nova Cygni 1992 AND Outburst of 2209+12 RU Pegasi AND 1824-17 Nova Sagittarii 1994#2 [V4362 Sgr] weo 27 weeks 2 days 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 27 weeks 2 days ago Page
Alert Notice 360: Request to Monitor U Gem and SS Cyg for Radio Observations weo 37 weeks 3 days ago Page
AAVSO Special Notice #224 weo 3 years 35 weeks ago Page
Alert Notice 305: Request for monitoring of the SU UMa-type cataclysmic variable 0409-71 VW Hydri weo 36 weeks 3 days ago Page
Special Notice #298: Second set of HST COS CV targets announced weo 1 year 41 weeks ago Page
Alert Notice 232: Extreme faintness and unusual behavior of 0058+40 RX Andromedae weo 27 weeks 2 days ago Page
Special Notice #359: OR And monitoring needed for HST/COS campaign weo 1 year 6 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 27 weeks 2 days ago Page
Alert Notice 365: Request to Monitor EF Eri for Hubble Space Telescope Observations weo 37 weeks 3 days ago Page
Special Notice #376: HST observations of U Gem scheduled for December 6 weo 33 weeks 4 days ago Page
Alert Notice 309: FUSE satellite observations scheduled for 0409-71 VW Hyi AND Outburst of 2328+48 Z And weo 36 weeks 3 days ago Page
Alert Notice 468: Observing campaign on V380 Oph cancelled weo 1 year 48 weeks 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 27 weeks 2 days ago Page
Alert Notice #480: MR UMa superoutburst coverage requested for HST observations weo 1 year 19 weeks ago Page
Alert Notice 184: Brightening of YY Dra (= DO Dra) AND Requests for monitoring (SS Cyg, EX Hya, VW Hyi, AM Her) weo 27 weeks 2 days ago Page
Alert Notice 376: Request to monitor SDSS J151413.72+454911.9 for HST Observations weo 37 weeks 4 days 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 27 weeks 2 days 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 37 weeks 11 hours 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 27 weeks 2 days ago Page
Special Notice #330: Next HST/COS targets are IR Com and BB Dor weo 1 year 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 27 weeks 2 days ago Page
Observing Campaign: Request to monitor RE J1255+266 for HST observations weo 37 weeks 4 days 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 27 weeks 2 days ago Page
Possible new CV: Var Nor 05 weo 37 weeks 13 hours ago Page
Special Notice 255: Cataclysmic Variable in Draco = PNV J18422792+4837425 weo 2 years 45 weeks ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484