TCP J09430280+2758080 2021 05 30.4968* 09 43 02.80 +27 58 08.0 14.2 U Leo 9 0
2021 05 30.4968
Discovered by Yuji Nakamura, Kameyama, Mie, Japan, on two frames (15-s exp. limiting mag 15.5) taken by 10cm/F3.0 refractor and CMOS camera. Nothing is visible at this location on the frames taken on 2021 May 22.5123 UT (15-s exp. limiting mag 15.5) by same instrument.
2021 05 31.400
follow-up : mag is +14.1U(Rmag) Comparison star UCAC-4 with 0.36m FLI ML1001E 30secĂ—13, obs by, Yasuo Sano(Nayoro Hokkaido, Japan) http://sn1997ef.web.fc2.com/sn/other/20210531/01.html