X-ray dimming and hardening, a newly launched X-ray outflow, and optical dimming of the nuclear transient AT2019avd/eRASStJ082337+042303/ZTF19aaiqmgl: NICER observations
Abstract
AT2019avd (also known as eRASStJ082337+042303 or ZTF19aaiqmgl) is an ongoing peculiar optical and X-ray transient originating from the nucleus of a galaxy at a redshift of 0.0296 (ATel #13712; Malyali et al. 2021).
- Publication:
-
The Astronomer's Telegram
- Pub Date:
- May 2021
- Bibcode:
- 2021ATel14664....1P
- Keywords:
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- AGN;
- Transient;
- Tidal Disruption Event