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PSP项目 PSP25Q = AT 2021wfc = PNV J01350197+3043202 * Recurrence Nova

Internal name PSP25Q
RA/DEC (2000) 01 35 01.97 +30 43 20.2
Discovery date (UT) 2025-10-02.64661
Discovery Mag (Clear) 18.42
Host name M33
Host Redshift -0.0006
Type Nova
Redshift
Other name/s AT 2021wfc
PNV J01350197+3043202
ZTF21abturbi
M33N 2025-10a
References ATel #17432
ATel #17435
Discovery image taken around 2025 Oct. 02.64661 UT at N89 PanSTARRS-1 Image
Reporter/s Ziyang Mai, Jianlin Xu, Hualin Li, Mi Zhang, Wenjie Zhou, Jingyuan Zhao, Guoyou Sun, Jiangao Ruan, Xing Gao, on behalf of the PSP team
Remarks Nova candidate classified by XOSS. Possible a recurrent nova M33N 2021-08a (= AT 2021wfc). Details can be found at https://xjltp.china-vo.org/psp25q.html
Discovery report We report the discovery of a Nova candidate (mag C = 18.42 ± 0.16). The object was detected on several 60-s survey images (limiting mag ~19.0) taken on 2025 Oct. 02.64661 UT by Xing Gao of Xingming Observatory in the course of the XOSS survey.
Comments
PSP25Q C2025 09 30.69715 01 35 02.00 +30 43 19.8 >19.0CV N89
PSP25Q C2025 10 02.64661 01 35 01.97 +30 43 20.2 18.42+-0.16CV N89