[vsnet-outburst 27145] V446 Her (Nova 1960) outburst (since April 27)

Tue May 4 04:34:42 JST 2021

V446 Herculis  (NA+UG)
https://www.aavso.org/vsx/index.php?view=detail.top&oid=15257

Recent ASAS-SN Sky Patrol light curve and data:
https://asas-sn.osu.edu/sky-patrol/coordinate/85cb95f0-7a85-4a73-bfce-161afe6eb02e

ZTF light curve, data, and images (via Lasair):
https://lasair.roe.ac.uk/object/ZTF18aawacbg/

V446 Her was already in outburst on April 27 (according to ATLAS data).
The previous outburst occurred from 2021 March 19 to April 5.

Clear skies,
Patrick
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References:
All-Sky Automated Survey for Supernovae (ASAS-SN) Sky Patrol:
- Shappee et al., 2014ApJ...788...48S
- Kochanek et al., 2017PASP..129j4502K
Asteroid Terrestrial-impact Last Alert System (ATLAS):
- Tonry et al., 2018PASP..130f4505T
Lasair:
- Smith et al., 2019RNAAS...3...26S
Zwicky Transient Facility (ZTF):
- Masci et al., 2019PASP..131a8003M