Central Bureau for Astronomical Telegrams

Central Bureau for Astronomical Telegrams -- Image credits

CBAT "Transient Object Followup Reports"

TCP J05454551+5954307

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

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