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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 2 years 15 weeks ago Page
Special Notice #289: Bright possible nova in Sagittarius = PNV J18202726-2744263 weo 3 years 42 weeks ago Page
Alert Notice 339: Far Ultraviolet Spectroscopic Explorer Cataclysmic Variable Survey AND Preliminary NGC 6811 Deep and Wide Field Campaign Announcement weo 2 years 25 weeks ago Page
Alert Notice 191: Rare outburst of UZ Boo weo 2 years 15 weeks ago Page
Special Notice #351: 1RXS J105010.3-140431 obs crucial now and upcoming targets weo 2 years 51 weeks ago Page
Alert Notice 293: 1731-16 Nova Ophiuchi 2002 AND 1424+00 Supernova 2002ao in UGC 9299 (Virgo) AND 0324+43 GK Persei - reminder to monitor for observing campaign weo 2 years 15 weeks ago Page
Special Notice #7: Possible Nova in Sgr [V5117 Sgr] weo 1 year 27 weeks ago Page
Special Notice #413: SU UMa observations needed now weo 10 weeks 19 hours ago Page
Alert Notice 446: Supernova 2011‭fe ‬in M101‭ (‬NGC 5457‭) = ‬PSN J14030581+5416254 weo 1 year 52 weeks ago Page
Alert Notice 382: Outburst of the symbiotic star CI Cygni weo 2 years 26 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 2 years 15 weeks ago Page
Special Notice #310: Continued observing of V452 Cas requested weo 3 years 24 weeks ago Page
Special Notice #299: Observations needed TODAY of SDSS J164248.52+134751.4 weo 3 years 29 weeks ago Page
Alert Notice 324: 1614-15 V818 Sco - Request for observations to support Spitzer observations weo 2 years 25 weeks ago Page
Special Notice #364: 1RXS J213807.1+261958 (OT J213806.6+261957) HST obs next week weo 2 years 41 weeks ago Page
Special Notice #389: Possible Supernova in NGC 4303 (M61) - PSN J12215757+0428185 weo 1 year 26 weeks ago Page
Alert Notice 268: 1216+05 Supernova 1999gn in NGC 4303 = M61 weo 2 years 15 weeks ago Page
Alert Notice 452: Simultaneous observations of SU Aur and AB Aur requested for XMM-Newton weo 4 years 12 weeks ago Page
Alert Notice 369: Outburst of AQ CMi weo 2 years 25 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 2 years 15 weeks ago Page
Alert Notice 478: Transformed photometry of young stars in Cha requested weo 3 years 15 weeks ago Page
Alert Notice 310: Probable nova in Scorpius - 1722-31 N Sco 04#2 AND Reminder to monitor 1931-46 QS Tel to trigger Chandra observations AND Reminder to monitor 0409-71 VW Hyi in support of FUSE observations AND Outburst of 2328+48 Z And continues weo 2 years 24 weeks ago Page
Special Notice #387: EE Cep eclipse and comparison stars weo 1 year 40 weeks ago Page
Alert Notice 490: Optical monitoring of T Ori requested weo 2 years 15 weeks ago Page
Alert Notice 514: RW Aur monitoring requested weo 1 year 5 weeks ago Page
Special Notice #274: Variable Object in Centaurus = TCP J14250600-5845360 weo 4 years 4 weeks ago Page
Alert Notice 358: Monitoring of Mira (omi Cet) in support of HST Observations weo 2 years 25 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 2 years 15 weeks ago Page
Special Notice #336: Next three HST/COS CV campaign targets weo 3 years 11 weeks ago Page
Alert Notice 138: Nova Herculis 1991 AND Special request to monitor R Coronae Borealis stars weo 2 years 24 weeks ago Page
Special Notice #203: Request for monitoring of V842 Cen in support of HST Observations weo 1 year 28 weeks ago Page
Alert Notice 401: Monitoring of EX Hya and DQ Her weo 2 years 26 weeks ago Page
Special Notice #404: V380 Oph in low state weo 42 weeks 4 days ago Page
Alert Notice 289: 1805-30 Nova Sagittarii 2001 No. 3 [V4740 Sgr] weo 2 years 15 weeks ago Page
Special Notice #287: Request to observe X-ray transient Swift J1910.2-0546 weo 3 years 44 weeks ago Page
Alert Notice 342: Outburst of 2106-09 VY Aquarii - probably not a superoutburst weo 2 years 25 weeks 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 2 years 15 weeks ago Page
Special Notice #348: QZ Lib observations critical now for HST/COS and SDSS J154453.60+255348.8 next target weo 3 years 1 week ago Page
Alert Notice 296: 1756-25 Nova Sagittarii 2002 No. 2 - Possible nova in Sagittarius weo 2 years 24 weeks ago Page
Special Notice #4: Outburst of 1137+72 DO Dra weo 1 year 27 weeks ago Page
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