[vsnet-alert 26006] Re: ASASSN-21lk: new transient (mag. 14.4) in Scorpius

[Berto Monard astroberto13m@gmail.com via vsnet-alert]

This OT was observed at mag 12.3CR (unfiltered CCD) on June 22.79 at KKO.
Filtered observations will be done ASAP, e.g. after the clouds move on...

Berto Monard / CBA KKO
Calitzdorp, S Africa



On Wed, Jun 23, 2021 at 11:18 AM FIDRICH Róbert fidusz at gmail.com via
vsnet-alert <vsnet-alert at ooruri.kusastro.kyoto-u.ac.jp> wrote:

> Dear Friends,
>
> I managed to catch ASASSN-21lk with a 135mm Samyang telephoto lens -
> remotely from Chile (iTelescope.net).
>
> It was was around 13.0TG on June 23.2334UT and 11.6TR on June 23.2350UT.
> Reddish color. Probably a galactic nova.
>
> See: https://twitter.com/fidusz/status/1407588671000387584 and
> https://twitter.com/fidusz/status/1407627129425125381
>
> Clear skies,
>
> Robert Fidrich
> HAA/VSS
>
> 2021. 06. 22. 17:52 keltezéssel, Patrick Schmeer pasc1312-aavso at yahoo.de
> via vsnet-alert írta:
> > ASASSN-21lk  (N:/UG:)
> > https://www.aavso.org/vsx/index.php?view=detail.top&oid=2223219
> >
> > Recent ASAS-SN Sky Patrol light curve and data:
> >
> https://asas-sn.osu.edu/sky-patrol/coordinate/33539ced-d7ca-4dc1-9f7b-b8c6d09da334
> >
> > No previous brightening in ASAS-SN Sky Patrol or ATLAS data.
> >
> > Spectroscopy, precise astrometry and multiband photometry (V, B, ...)
> are required.
> >
> > Clear skies,
> > Patrick
> > -------
> > 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
> >
>
>