TCP J05454551+5954307 2022 03 19.4614* 05 45 45.51 +59 54 30.7 14.7 U Lyn 9 0
2022 03 19.4614
in Cam, not Lyn. sorry.
2022 03 19.46139
Discovered by Hideo Nishimura, Kakegawa, Shizuoka, Japan on three frames (15-s exp. limiting mag 15.3) taken by Canon EOS 6D digital camera + 200-mm f/3.2 lens. Nothing is visible at this location on the frames taken on 2022 Mar. 16.45476 UT (15-s exp. limiting mag 14.9)by same instrument. Nishimura writes there is a faint star (mag.= about 19) on Pan-STARRS image. --- Isao Endoh (NAOJ)
2022 03 20.1809
Photometry results were B=14.30, V=14.15 and Ic=13.94 with 0.25m Astrograph + SBIG ST-10XME CCD camera at iTelescope.NET, Mayhill, USA. My image are available a thttps://meineko.com/ccd/TCP_J05454551+5954307.jpg. Seiichiro Kiyota(Kamagaya, Japan)
2022 03 21.956
A low resolution spectrum (R~500) covering 400 to 720nm shows a blue continuum and no strong features above the noise (SNR ~15). The spectrum can be viewed at https://britastro.org/specdb/data_graph.php?obs_id=11692 Robin Leadbeater Wigton UK