TCP J21092606+3548416 2025 08 15.5243* 21 09 26.06 +35 48 41.6 15.6 U Cyg 9 -
2025 08 15.5243
Discovered by Yuji Nakamura, Kameyama, Mie, Japan, on four frames (15-s exp. limiting mag. 16.5) using 0.10-m F3.0 refractor + unfiltered cooled CMOS camera. --- Isao Endoh (NAOJ)