Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

TCP J19065629+4019093

TCP J19065629+4019093   2025 04 29.6859*  19 06 56.29 +40 19 09.3  13.1 U             Lyr       9 4

2025 04 29.6859

Discovered by Yuji Nakamura, Kameyama, Mie, Japan, on four frames (15-s exp. limiting mag. 15.5) using 0.10-m F3.0 refractor + unfiltered cooled CMOS camera. Nothing is visible at this location on the frames taken on 2025 Apr. 25.7836 UT (10-s exp. limiting mag. 15.5) --- Isao Endoh and Seiichiro Naito (NAOJ)

2025 04 29.8844

The transient is visible at images obtained with the second NMW camera (135mm f/2.0 telephoto lens + unfiltered STL-11000M CCD) on 2025-04-29.8844 UTC having CV=13.8. The plate-solved FITS images are available at http://scan.sai.msu.ru/~kirx/img/TCPJ19065629+4019093/ A blue object PS1 156382867345503665 (g=21.57 +/-0.04, r=21.54 +/-0.05) is listed in the Pan-STARRS DR1 catalogue 0.4" from the reported position of the transient. ---- Stanislav Korotkiy (Astroverty, Ka-Dar), Kirill Sokolovsky, Ekaterina Saveleva for the NMW team

2025 04 6050

follow-up : mag is, V=13.55 with 0.36m FLI 1001E 30 sec, Nayoro Hokkaido, Japan obs by, Yasuo Sano

2025 04 30.6050

follow-up : mag is, V=13.55 with 0.36m FLI 1001E 30 sec, Nayoro Hokkaido, Japan obs by, Yasuo Sano