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AAVSO International Database

Title Posted By Updated/commented date Typesort icon
Special Notice #329: Critical time for CV Campaign HST/COS target SDSS J100515.38+191107.9 weo 2 years 8 weeks ago Page
Alert Notice 261: 1903+12 Nova Aquilae 1999 [V1493 Aql] weo 1 year 10 weeks ago Page
Special Notice #374: Possible Nova in Aquila = PNV J19023335+0315190 weo 1 year 21 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 1 year 10 weeks ago Page
Special Notice #198: Possible Outburst of GK Per weo 22 weeks 6 days ago Page
Campaign to monitor the recurrent nova T Pyx throughout 2011 eruption weo 3 years 36 weeks ago Page
Special Notice #289: Bright possible nova in Sagittarius = PNV J18202726-2744263 weo 2 years 37 weeks ago Page
Alert Notice 320: 1811-30 Nova Sagittarii 2005 No. 2 weo 1 year 20 weeks ago Page
Alert Notice #480: MR UMa superoutburst coverage requested for HST observations weo 2 years 3 weeks ago Page
Alert Notice 276: 1903-57 Supernova 2000cj in NGC 6753 in Pavo AND 1846-01D Probable nova in Aquila = 1846-01 CI Aquilae weo 1 year 10 weeks ago Page
Alert Notice 395: Nova in Sagittarius weo 1 year 21 weeks ago Page
Alert Notice 208: AAVSO has new Internet address AND Request to monitor 0409-71 VW Hydri AND Request to monitor 2138+43 SS Cygni weo 1 year 10 weeks ago Page
Special Notice #6: Rare Outburst of RS Oph weo 22 weeks 6 days ago Page
Alert Notice 446: Supernova 2011‭fe ‬in M101‭ (‬NGC 5457‭) = ‬PSN J14030581+5416254 weo 47 weeks 6 hours ago Page
Observing Campaign: Request to monitor SDSS133948 for HST observations weo 1 year 20 weeks ago Page
Special Notice #299: Observations needed TODAY of SDSS J164248.52+134751.4 weo 2 years 24 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 1 year 19 weeks ago Page
Alert Notice 483: AH Her Observing Campaign weo 1 year 45 weeks ago Page
Alert Notice 286: 2003+17 WZ Sagittae in outburst AND 2003+35 Nova Cygni 2001 = V2274 Cygni - Update weo 1 year 10 weeks ago Page
Special Notice #378: BP Tau Chandra observation times set - time-series observations needed weo 1 year 14 weeks ago Page
Alert Notice PEP #0: Multiwavelength monitoring of 2349+28 II Pegasi weo 22 weeks 8 hours ago Page
Alert Notice 452: Simultaneous observations of SU Aur and AB Aur requested for XMM-Newton weo 3 years 7 weeks ago Page
Alert Notice 351: Campaign for a New Eclipsing Cepheid weo 1 year 20 weeks ago Page
Special Notice #313: HST COS observing CW Mon tonight and V405 Peg is next target weo 2 years 17 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 1 year 19 weeks ago Page
Special Notice #366: Symbiotic variable AS 270 brightening weo 1 year 35 weeks ago Page
Alert Notice 241: Request to monitor 2138+43 SS Cygni for observations with HST, EUVE, and RXTE AND Note about Alert Notices and News Flashes weo 1 year 10 weeks ago Page
Alert Notice 502: EE Cep observations requested for upcoming eclipse weo 37 weeks 5 days ago Page
AAVSO Special Notice #218 weo 4 years 27 weeks ago Page
Aviso Especial #380: Erupción reportada de la nova recurrente V0745 Sco Sebastian Otero 1 year 7 weeks ago Page
Alert Notice 513: Request for observations of GW Lib in support of HST observations weo 1 week 5 days ago Page
Special Notice #277: Possible Nova in Sagittarius (PNV J17452791-2305213) weo 2 years 48 weeks ago Page
Alert Notice 335: Recurrent nova 1744-06 RS Ophiuchi in outburst AND W Vir monitoring window extended to mid-April weo 1 year 20 weeks ago Page
Special Notice #326: Next HST/COS target is SDSS J100515.38+191107.9 weo 2 years 9 weeks ago Page
Alert Notice 277: 0526-70 Nova LMC 2000 in the Large Magellanic Cloud AND 2138+43 SS Cygni multiwavelength observations rescheduled weo 1 year 10 weeks ago Page
Special Notice #371: BB Ari observations particularly crucial now weo 1 year 25 weeks ago Page
Alert Notice 224: 2327-54 Supernova 1996al in NGC 7689 weo 1 year 10 weeks ago Page
Special Notice #201: Outburst of the symbiotic star V407 Cyg weo 23 weeks 6 hours ago Page
AAVSO Special Notice #237 weo 4 years 2 days ago Page
Observing Campaign to Monitor Tremendous Outburst Amplitude Dwarf Novae (TOADs) for Spitzer Space Telescope Observations weo 1 year 20 weeks ago Page
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