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PSP项目 PSP25J = SN 2025lzw = TCP J13275591+3422400 * SN Ia-91T-like

Internal name PSP25J
RA/DEC (2000) 13 27 55.91 +34 22 40.0
Discovery date (UT) 2025-05-25.73216
Discovery Mag 18.58CV
Host name CVn PGC 2048051
Host Redshift 0.034
Type SN Ia-91T-like
Redshift 0.034
Other name/s SN 2025lzw
TCP J13275591+3422400
ZTF25aarutoh
References Discovery image taken around 2025 May. 25.73216 UT at N89 PanSTARRS-1 Image
Reporter/s Ziyang Mai, Jianlin Xu, Mi Zhang, Yanxi Li, Leiming Tang, Wenjie Zhou, Jingyuan Zhao, Guoyou Sun, Jiangao Ruan, Xing Gao, on behalf of the PSP team
Remarks CV candidate classified by XOSS. Details can be found at http://xjltp.china-vo.org/psp25j.html
Discovery report We report the discovery of a possible CV at 18.58+-0.15CV on several 30-s survey images (limiting mag about 19.0CV) taken by Xing Gao at Xingming Observatory “#”2 (N89) around 2025 May. 25.73216 UT using a unfiltered CCD (+0.5m f/4 reflector).
Comments
PSP25J C2025 04 21.81752 13 27 55.94 +34 22 39.7 >19.5CV N89
PSP25J C2025 05 25.73216 13 27 55.91 +34 22 40.0 18.58+-0.15CV N89
PSP25J C2025 05 30.72553 13 27 55.94 +34 22 40.1 17.01+-0.17CV N89
PSP25J C2025 05 30.72677 13 27 55.93 +34 22 40.1 16.96+-0.18CV N89