[vsnet-alert 18710] Re: SDSS J150441.76+084752.6 (= 1502+09) extremely rare outburst

[Gianluca Masi]

Dear All,

I've just checked this source right now via the 14" robotic unit part of the 
Virtual Telescope and it is around mag. 18.4, unfiltered.

Best
Gianluca



Il 08/06/2015 15:43, Patrick Schmeer ha scritto:
> SDSS J150441.76+084752.6 (= 1502+09, in Bootes)
>
> is undergoing an extremely rare outburst according to
> two baavss-alert messages from Gary Poyner and
> Victor Hull.
>
> Visual magnitude estimates:
> 2015 Jun 06 23:47 UT, [14.2 (Hull)
> 2015 Jun 07 23:22 UT,  13.7 (Hull)
>
> Apparently no previous outbursts have been recorded of
> this object, which was discovered in 1984 as "a faint
> emission-line star, 1502+09".
>
> Confirmation, spectroscopy, and time-resolved photometry
> are urgently required.
>
> Coordinates: R.A. 15h04m41.76s, Decl. +08°47'52.7" (J2000.0)
>
> Links:
> http://www.aavso.org/vsx/index.php?view=detail.top&oid=132666
> http://archive.stsci.edu/prepds/cvcat/query_processor.cgi?setup_file=varcat.setup.cgi&query_decision=single_record&uid=6907
>
> Clear skies,
> Patrick
>
>