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novalike

Alert Notice 661: Correction to AAVSO Alert Notice 659 on KQ Mon

January 28, 2019: AAVSO Alert Notice 659 announced that the nova-like variable KQ Mon will be observed with Chandra on 2019 January 29-30 UT. The exact time interval given was incorrect.

KQ Mon will be observed with Chandra on

2019 January 29 20:18 UT - January 30 00:28 UT.

A snapshot every one to two nights is requested between now and February 9. V filter is optimal. Visual observations are welcome. The visual range of KQ Mon is 12.5-13.7.

Alert Notice 659: KQ Mon being observed with Chandra

Note: The time of the Chandra observation was incorrect in the original version of this Alert Notice. The text below has been edited so that the time is correct. This correction was announced in AAVSO Alert Notice 661. - Elizabeth Waagen

Alert Notice 658: EC 21178-5417 being observed with Chandra

December 3, 2018: Further to AAVSO Alert Notice 652, Dr. Koji Mukai (NASA-Greenbelt Space Flight Center) informs us that EC 21178-5417, one of the novalike variables in his target list, will be observed with Chandra on 2018 December 5 20:18 UT - December 6 01:00 UT.

Special Notice #132: Update of Alert Notice 389 - Spectroscopic observations of VY Scl

November 17, 2008

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.

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