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AAVSO International Database

Title Posted Bysort icon Updated/commented date Type
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 1 day ago Page
Alert Notice 348: Observe HMXBs; monitor AR UMa; update on Alert Notice 345 weo 37 weeks 1 day ago Page
Alert Notice 191: Rare outburst of UZ Boo weo 27 weeks 1 day ago Page
Alert Notice #480: MR UMa superoutburst coverage requested for HST observations weo 1 year 19 weeks ago Page
Alert Notice 148: Nova Scuti 1991 AND Request to monitor dwarf novae for IUE observing runs weo 36 weeks 2 days ago Page
AAVSO Special Notice #228 weo 3 years 26 weeks ago Page
Alert Notice 395: Nova in Sagittarius weo 38 weeks 9 hours ago Page
Special Notice #286: Revised Timetable for June AE Aqr MAGIC Observations weo 2 years 6 weeks ago Page
Alert Notice 235: Rare outburst of 1950+32A EY Cygni AND Outburst of 0058+40 RX Andromedae AND Short outburst of 0846+58 BZ Ursae Majoris weo 27 weeks 1 day ago Page
Observing Campaign to Monitor V426 Oph for XMM-Newton weo 37 weeks 2 hours ago Page
Special Notice #382: SDSS J100658.40+233724.4 observations crucial now weo 18 weeks 3 days ago Page
Alert Notice 483: AH Her Observing Campaign weo 1 year 9 weeks ago Page
Alert Notice 261: 1903+12 Nova Aquilae 1999 [V1493 Aql] weo 27 weeks 1 day ago Page
Alert Notice 501: Monitoring requested for HST/COS observations of SBS 1108+574 weo 12 weeks 1 day ago Page
Alert Notice 442: Nova Scorpii 2011 = PNV J16551100-3838120 weo 11 weeks 3 days ago Page
Alert Notice 268: 1216+05 Supernova 1999gn in NGC 4303 = M61 weo 27 weeks 1 day ago Page
Special Notice #310: Continued observing of V452 Cas requested weo 1 year 35 weeks ago Page
Alert Notice 320: 1811-30 Nova Sagittarii 2005 No. 2 weo 36 weeks 6 days ago Page
Special Notice #364: 1RXS J213807.1+261958 (OT J213806.6+261957) HST obs next week weo 1 year 5 days ago Page
AAVSO Special Notice #258: Request for monitoring of SS Cygni in support of European VLBI radio observations weo 2 years 40 weeks ago Page
Alert Notice 254: Minor outburst of 0324+43 GK Persei AND Request to monitor 1058+45 AN Ursae Majoris AND Request to monitor 0014+21 QR Andromedae weo 27 weeks 1 day ago Page
Observing Campaign: Request to monitor SDSS133948 for HST observations weo 37 weeks 2 days ago Page
Special Notice #306: Telluric standards for T Tau stars campaign spectroscopists weo 1 year 36 weeks ago Page
Alert Notice 205: Outburst of 0749+22 U Geminorum AND 1900-01 Nova Aquilae 1995 AND Request to monitor 1544+28a R Coronae Borealis AND Monitoring of 0900-31 T Pyxidis AND Monitoring of the old nova 0324+43 GK Persei [V1425 Aql] weo 27 weeks 1 day ago Page
Alert Notice 478: Transformed photometry of young stars in Cha requested weo 1 year 27 weeks ago Page
Alert Notice 306: Possible new variable in Hercules - 1835+25 Var Her 04 AND Update on request for monitoring of 0409-71 VW Hyi weo 36 weeks 2 days ago Page
AAVSO LPV Maxima and Minima are now online! weo 3 years 40 weeks ago Blog entry
Alert Notice 490: Optical monitoring of T Ori requested weo 27 weeks 1 day ago Page
Special Notice #269: SUPERNOVA 2012aw IN M95 (NGC 3351) = PSN J10435372+1140177 weo 2 years 17 weeks ago Page
Alert Notice 289: 1805-30 Nova Sagittarii 2001 No. 3 [V4740 Sgr] weo 27 weeks 1 day ago Page
Alert Notice 351: Campaign for a New Eclipsing Cepheid weo 37 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 1 day ago Page
Special Notice #338: HM Leo HST/COS observations tomorrow; V406 Vir is next target weo 1 year 21 weeks ago Page
Alert Notice 145: Request to monitor dwarf novae for IUE observing runs AND Request to monitor high-galactic latitude cataclysmic variables for IUE observing run weo 36 weeks 2 days ago Page
AAVSO Special Notice #225 weo 3 years 33 weeks ago Page
Alert Notice 398: Eclipse of epsilon Aurigae weo 38 weeks 9 hours ago Page
Special Notice #284 - NOVA OPHIUCHI 2012 No. 2 = PNV J17395600-2447420 weo 2 years 7 weeks ago Page
Alert Notice 238: Supernova 1997bp in NGC 4680 weo 27 weeks 1 day ago Page
Alert Notice 335: Recurrent nova 1744-06 RS Ophiuchi in outburst AND W Vir monitoring window extended to mid-April weo 37 weeks 2 hours ago Page
Special Notice #381: HST/COS observations of SDSS J100658.40+233724.4 weo 20 weeks 1 day ago Page
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