ASASSN-21gk: new transient (mag. 13) in Sagittarius

Affiliation
Association Francaise des Observateurs d'Etoiles Variables (AFOEV)
Sat, 05/01/2021 - 09:19

ASASSN-21gk
https://www.aavso.org/vsx/index.php?view=detail.top&oid=2217877
 
AAVSO observations still come from only *one* observer (Josch Hambsch, HMB): https://app.aavso.org/webobs/results/?star=ASASSN-21gk
 
Recent ASAS-SN Sky Patrol (Shappee et al. 2014ApJ...788...48S and Kochanek et al. 2017PASP..129j4502K) light curve and data:
https://asas-sn.osu.edu/sky-patrol/coordinate/20e86aaf-ddb7-48b5-9804-9379532861ba
 
Spectroscopy as well as time-resolved and multiband photometry are urgently required.
 
Clear skies,
Patrick