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novalike

Special Notice #404: V380 Oph in low state

July 10, 2015:  The novalike/VY Scl variable V380 Oph is in its low state and is undergoing a deep fading, according to observations by Adolfo Darriba Martinez on 2015 July 4 and 5 reported via VSNET, CBA, and to the AAVSO International Database.

Alert Notice 290: Supernova 2001el in NGC 1448 (Horologium) AND Request to monitor cataclysmic variables for XMM-Newton observations

THE AMERICAN ASSOCIATION OF VARIABLE STAR OBSERVERS
25 Birch Street, Cambridge, MA 02138 USA
INTERNET:  aavso@aavso.org
Tel. 617-354-0484       Fax 617-354-0665

AAVSO ALERT NOTICE 290 (September 20, 2001)

0341-44B  SUPERNOVA 2001el IN NGC 1448 (HOROLOGIUM)

Alert Notice 326: Request to monitor 2035-01 AE Aqr for multiwavelength campaign AND Reminder to monitor HT Cas, Z Cha, and OY Car

August 24, 2005

SUBJECTS:

1. REQUEST TO MONITOR 2035-01 AE AQR FOR MULTIWAVELENGTH CAMPAIGN
2. REMINDER TO MONITOR HT CAS, Z CHA, AND OY CAR

1. REQUEST TO MONITOR 2035-01 AE AQR FOR MULTIWAVELENGTH CAMPAIGN

Special Notice #330: Next HST/COS targets are IR Com and BB Dor

February 2, 2013:  Further to AAVSO Alert Notice 471 (http://www.aavso.org/aavso-alert-notice-471), the next HST/COS target is the SU UMa-type dwarf nova IR Com. HST/COS observations are scheduled for:

     IR Com   2013 February 8 00:38:46 through 05:57:49 UT

IR Com is an eclipsing SU UMa-type dwarf nova. According to observations in the AAVSO International Database, it reaches V magnitude 18-19 at minimum. IR Com can be as bright as 13.5 V at maximum.

Alert Notice 468: Observing campaign on V380 Oph cancelled

August 21, 2012: The observing campaign on V380 Oph announced in AAVSO Alert Notice 466 (www.aavso.org/aavso-alert-notice-466) has been cancelled at the request of the principal investigators, Drs. Joseph Patterson and Arne Henden.

AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484