Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

TCP J18414194+2153095

TCP J18414194+2153095   2023 11 18.4265*  18 41 41.94 +21 53 09.5  13.8 U             Her       9 3

2023 11 18.4265

Discovered by Yuji Nakamura, Kameyama, Mie, Japan, on two frames (10-s exp. limiting mag 14.5) taken by 300-mm F/4.0 lens and CMOS camera. Nothing is visible at this location on the frames taken on 2023 Nov. 15.4426 UT (10-s exp. limiting mag 15.0) by same instrument. --- Isao Endoh (NAOJ)

2023 11 19.3843

Photometry results were B=13.75, V=13.70, Rc=13.70 and Ic=13.69 with 0.25m SCT + QSI 632ws CCD @ Kamagaya, Japan https://meineko.com/ccd/TCP_J18414194+2153095.jpg - Seiichiro Kiyota (Kamagaya, Japan

2023 11 19.3815

Followup observation by Yuji Nakamura. On 2023 11 19.3815 UT, mag = 13.5 (30-s exp. limiting mag 14.5),taken by 0.10-m F3.0 refractor and CMOS camera. --- Isao Endoh (NAOJ)