Central Bureau for Astronomical Telegrams

Central Bureau for Astronomical Telegrams -- Image credits

CBAT "Transient Object Followup Reports"

TCP J14111820+4812559

TCP J14111820+4812559   2018 05 19.5144*  14 11 18.20 +48 12 55.9  12.4 U             Boo       8 0



2018 05 19.599

Discovered by T. Kojima, Gunma-ken, Japan, who found this on three frames taken by Canon EOS 6D + 200-mm f3.2 lens and confirmed this (mag.= 12.7) on an image, 2018 May 19.599 UT again. Nothing is visible at this location on a frame taken on 2018 May 14.494 UT (limit mag.= 13). There is a faint star of SDSS J141118.31+481257.6.




2018 05 20.1967

Photometry results were B=12.52, V=12.73 and Ic=13.05 with 0.50-m f/4.5 CDK astrograph + FLI-PL11002M CCD at Mayhill, NM, USA. Position end figures were 18.32 and 58.07 in R.A. and Dec. It might be dwarf nova. Time-series photometry was encouraged. Seiichiro Kiyota (Kamagaya, Japan)




2018 05 19.935

Mag. B= 12.53, V= 12.44 , Ic= 12.77, position end figures 18s.29, 58".2 observed by K. Yoshimoto, Yamaguchi-ken, Japan, using 0.43-m f/6.8 Nerpio reflector, remotely. An image at http://orange.zero.jp/k-yoshimoto/TCP-J14111820+4812559.jpg.



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