[vsnet-outburst 21447] TCP J05074264+2447555: new transient (10.8 mag) in Taurus

[Patrick Schmeer pasc1312-aavso@yahoo.de via vsnet-outburst]

TCP J05074264+2447555  (CV:)

RA 05h07m42.64s, DEC +24°47'55.5" (J2000.0)

2017 Sept. 2.762 UT, 13.0 mag
2017 Oct. 25.688 UT, 11.7 mag
2017 Oct. 31.734 UT, 10.8 mag
(all CCD, unfiltered)

Discoverer: Tadashi Kojima, Gunma-ken, Japan

2017 10 31.734 UT
Discovered by T. Kojima, Gunma-ken, Japan, who found
this on three frames taken using Canon EOS 6D + 135-mm
f3.2 lens with the limiting mag.= 13.0. Star is visible
on 2017 Sept. 2.762 (mag.= 13.0) and on Oct. 25.688
(mag.= 11.7) UT. Also this star is cataloged on USNO-A2
as mag.= B14.7 and R13.6. An image at
http://www.oaa.gr.jp/~oaacs/image/TCPinTau2017.jpg

Follow up-reports:
http://www.cbat.eps.harvard.edu/unconf/followups/J05074264+2447555.html

Spectroscopy and time-resolved photometry are urgently
required.

Clear skies,
Patrick