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AAVSO International Database

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 674: UU Aqr being observed with Chandra

July 25, 2019

AAVSO Forum threads (scroll to the bottom of a thread for latest posts):
  -   Campaigns and Observing Reports: https://www.aavso.org/six-novalikes-2018-campaign
  -   Cataclysmic Variables: https://www.aavso.org/six-novalikes-2018-campaign-01

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.

Alert Notice 671: LQ Peg being observed with Chandra

July 12, 2019

AAVSO Forums: This campaign is the topic of the AAVSO Campaigns and Observation Reports forum thread https://www.aavso.org/six-novalikes-2018-campaign
and the Cataclysmic Variables forum thread https://www.aavso.org/six-novalikes-2018-campaign-01

Alert Notice 670: KIC 2856960 time series coverage needed now

July 9, 2019

AAVSO Forums: This campaign is the topic of the AAVSO Campaigns and Observation Reports forum thread https://www.aavso.org/kic-2856960-campaign-2019

Dr. Thomas Marsh (University of Warwick) is requesting times series observations of KIC 2856960 beginning immediately.

Alert Notice 669: V386 Ser HST observations rescheduled

August 2, 2019: These HST observations of V386 Ser have been rescheduled to August 15-16. Please see AAVSO Alert Notice 675 for further information and updates.  - E. O. Waagen, AAVSO

Alert Notice 668: V1047 Cen (Nova Cen 2005) rebrightening

Note: Please continue coverage of this nova until further notice.  -  Elizabeth O. Waagen, 13 April 2020

Note: In the original version of this Alert Notice, it was omitted that the rebrightening of V1047 Cen (Nova Cen 2005) was discovered and reported by the Gaia team as Gaia19cfn on June 10, 2019. The target was subsequently observed by OGLE. We apologize sincerely for the omission of this discovery information.  -  Elizabeth O. Waagen

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