| Internal name | KATS25O016 |  |
 |
| RA/DEC (2000) | 17 20 59.86 +33 44 32.2 | ||
| Discovery date (UT) | 2025-07-23.69291 | ||
| Discovery Mag | 19.85CV | ||
| Host name | Anonymous | ||
| Host Redshift | |||
| Type | |||
| Redshift | |||
| Other name/s | AT 2025ryi ZTF25aafkxmj |
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| References | Discovery image taken around 2025 Jul. 23.69291 UT at N86 | PanSTARRS-1 Image | |
| Reporter/s | Jianlin Xu, Mi Zhang, Guoyou Sun, Jiangao Ruan, Jingyuan Zhao, Wenjie Zhou, Yong Ma, Ye, Zhuoyang Chen (Xingming Obs.), Hanjie Tan (AUUK), Guangwei Wu (NAAA), Xing Gao, Ali Esamdin, Chunhai Bai, Yong Wang (XAO), on behalf of the KATS team | ||
| Remarks | SLSN candidate classified by XOSS. Details can be found at https://xjltp.china-vo.org/kats25o016.html | ||
| Discovery report | We report the discovery of a possible SLSN (19.85+-0.23CV). Discovery was made on several 60-s survey images (limiting mag about 20.0) taken by Xing Gao around 2025 Jul. 23.69291 UT in the course of the KATS survey of Xinjiang Astronomical Observatory. | ||
| Comments | |||
| KATS25O016 C2025 02 19.95509 17 20 59.93 +33 44 30.9 >20.0CV N86 KATS25O016 C2025 07 23.69291 17 20 59.86 +33 44 32.2 19.85+-0.23CV N86 |
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