PSP项目 PSP22ag = PSN J19070155+2859503 * 超新星

Internal name	PSP22ag
RA/DEC (2000)	19 07 01.55 +28 59 50.3
Discovery date (UT)	2022-10-29.54986
Discovery Mag	18.4CV
Host name	PGC 62781
Host Redshift	0.01306
Type	SN II
Redshift	0.0122
Other name/s	PSN J19070155+2859503 SN 2022yyz
References		Discovery image taken around 2022 Oct. 29.54986 UT at N88	PanSTARRS-1 image
Reporter/s	Chunpeng Bi, Mi Zhang, Leiming Tang, Jianlin Xu, Wenjie Zhou, Jingyuan Zhao, Guoyou Sun, Xing Gao (Xingming Obs.), on behalf of the PSP team
Remarks	SN candidate classified by XOSS. Details can be found at http://xjltp.china-vo.org/psp22ag.html *First designated by XOSS as PSN J19070155+2859503 (2022-10-29.55) before AT 2022yyz (2022-10-29.57) by ZTF.
Discovery report	We report the discovery of a possible SN at 18.4CV on several 90-s survey images (limit mag about 19.0) taken by Xing Gao at Xingming Observatory “#”3 (N88) around 2022 Oct. 29.54986 UT using a unfiltered CCD ( +Celestron C14 SchmidtCassegrain telescope D=356mm @f/6.9 ). The transient approximately located at RA= 19h07m01.55s, DEC = +28d59m50.3s (equinox 2000.0), which is about 29.1″ west and 33.1″ south of the center of the PGC62781. Nothing is visible at this position on the PanSTARRS-1 image.
Comments
PSP22ag C2022 10 29.54986 19 07 01.55 +28 59 50.3 18.4CV N88 PSP22ag C2022 10 29.62346 19 07 01.57 +28 59 50.1 19.1B N88 PSP22ag C2022 10 29.62715 19 07 01.56 +28 59 50.1 18.6V N88 PSP22ag C2022 10 29.63087 19 07 01.56 +28 59 50.1 19.1g’ N88 PSP22ag C2022 10 29.63457 19 07 01.56 +28 59 50.1 18.2r’ N88 PSP22ag C2022 10 29.63822 19 07 01.55 +28 59 50.1 17.8i’ N88 PSP22ag C2022 10 30.60274 19 07 01.49 +28 59 49.9 19.0B N88 PSP22ag C2022 10 30.60644 19 07 01.54 +28 59 49.9 18.4V N88 PSP22ag C2022 10 30.61013 19 07 01.54 +28 59 50.0 19.0g’ N88 PSP22ag C2022 10 30.61381 19 07 01.57 +28 59 49.9 18.0r’ N88 PSP22ag C2022 10 30.61747 19 07 01.57 +28 59 50.0 17.5i’ N88 PSP22ag C2022 11 02.56115 19 07 01.55 +28 59 49.9 18.8B N88 PSP22ag C2022 11 02.56483 19 07 01.56 +28 59 49.9 18.1V N88 PSP22ag C2022 11 02.56854 19 07 01.55 +28 59 50.1 18.3g’ N88 PSP22ag C2022 11 02.57223 19 07 01.55 +28 59 50.0 17.5r’ N88 PSP22ag C2022 11 02.57588 19 07 01.57 +28 59 50.0 17.0i’ N88 PSP22ag C2022 11 06.56641 19 07 01.53 +28 59 50.1 19.3B N88 PSP22ag C2022 11 06.57009 19 07 01.55 +28 59 49.7 17.8V N88 PSP22ag C2022 11 06.57378 19 07 01.51 +28 59 50.3 18.5g’ N88 PSP22ag C2022 11 06.57748 19 07 01.53 +28 59 50.2 17.3r’ N88 PSP22ag C2022 11 06.58112 19 07 01.54 +28 59 50.0 16.9i’ N88