[vsnet-alert 25920] Re: Gaia21cpb: new transient (reddened nova?) in Aquila

Tue Jun 1 00:00:59 JST 2021

 Two corrections:
Gaia21cpb 20210528.4086 15.74G Gaia
First detected by ATLAS on 2021 May 9.5298 UT (cyan magnitude 18.1) ...

Regards,
Patrick
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     Am Montag, 31. Mai 2021, 14:17:44 MESZ hat Patrick Schmeer pasc1312-aavso at yahoo.de via vsnet-alert <vsnet-alert at ooruri.kusastro.kyoto-u.ac.jp> Folgendes geschrieben:  

 Gaia21cpb = AT 2021nwn  (N:)
(submitted to VSX)

Gaia Photometric Science Alerts ("bright red transient near Galactic plane"):
http://gsaweb.ast.cam.ac.uk/alerts/alert/Gaia21cpb/
Gaia21cpb 20210512.4040 15.69G Gaia
Gaia21cpb 20210528.4086 15,74G Gaia
Gaia21cpb 20210528.5848 15.81G Gaia

Transient Name Server:
https://www.wis-tns.org/object/2021nwn

First detected by ATLAS on 2021 May 9.5298 UT (clear magnitude 18.1)
and May 11.5562 UT (orange magnitude 15.6).
At mag. 16.28 (orange) on May 29.6138 UT.

Complete ASAS-SN Sky Patrol light curve and data:
https://asas-sn.osu.edu/sky-patrol/coordinate/57935692-34e9-4452-a420-870fe43ecd4d

Spectroscopy and multiband photometry are urgently required.

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