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Alert Notice 678: V694 Mon (MWC 560) photometry and spectroscopy requested

Note: The Chandra observations took place, and Dr. Karovaska requests continued monitoring of V694 Mon (MWC 560) until further notice.  -  Elizabeth O. Waagen, 17 April 2020

Note: V694 Mon (MWC 560) is scheduled to be observed with Chandra the week of 2020-January-27 - February-03 UT. Please see AAVSO Alert Notice 692 for more information.  -  Elizabeth O. Waagen, January 22, 2020

September 11, 2019

Announcing Candidates for the 2019 Council Election

Slate of candidates for 2019 AAVSO Council elections:


David Eric Cowall, Nanticoke, MD                                                                                *running for re-election
Michael J. Cook, Newcastle, ON Canada*
Joyce Guzik, White Rock, NM*                         
JoDee Baker-Maloney, Madison Heights, MI
Bob Massey,Palm Desert, CA                          
Daniel Caton, Vilas, NC

 

Alert Notice 676: Nova in Orion: N Ori 2019 = PNV J06095740+1212255

Update: Nova Ori 2019 (PNV J06095740+1212255) has been assigned the name V2860 Ori, according to E. V. Kazarovets (Institute of Astronomy, Russian Academy of Sciences). Please use V2860 ORI in reporting your observations.  -  Elizabeth O. Waagen, August 15, 2019

August 14, 2019

Alert Notice 675: V386 Ser - second rescheduling of HST observations

Note: Dr. Szkody informs us that the HST observations of V386 Ser have been scheduled for 2019 Aug 15  22:04:49 UT - Aug 16 00:31:52 UT. The critical night is August 14 - please report your observations of V386 Ser as soon as possible after you make them so that HST can be notified in time to make the go-nogo decision. - Elizabeth O. Waagen, August 6, 2019

August 2, 2019

Alert Notice 673: SS Cyg photometry and spectroscopy requested to complement TESS monitoring

July 25, 2019

AAVSO Forum threads (scroll to the bottom of a thread for latest posts):
  -   Campaigns and Observing Reports: https://www.aavso.org/ss-cyg-tess-2019
  -   Cataclysmic Variables: ss-cyg-tess-2019-01

Dr. Stella Kafka (AAVSO) has requested multicolor photometry and spectra of the dwarf nova SS Cyg to complement monitoring by the TESS satellite taking place now to mid-September.