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PSP项目 PSP22P = PSP19C = AT 2022fcy 再发新星M31N 2017-01E?

Jingyuan Zhao, Mi Zhang, Jiangao Ruan, Guoyou Sun, Jianlin Xu, Yi Ding and Xing Gao (Xingming Observatory), report the discovery of M31N 2017-01e possible recurrent outburst in 2022. The object approximately 17.7 CV on several 120-s survey images (limiting mag about 19.0) taken by Xing Gao in Xingming Observatory #2 (N89) around 2022 Mar. 05.59237 UT using a unfiltered CCD (0.5-m f/4 reflector). The transient approximately located at R.A. = 00h44m10.72s, Dec. = +41d54’22.4″ (equinox 2000.0). Which is about 974.0″ east and 2294.9″ north of the center of the NGC224(M31). Nothing is visible at this position on archival images taken on 2022 Mar. 02.61067 UT (limiting mag 18.5). Images can be found at:  http://xjltp.china-vo.org/psp22p.html .

NET Gaia DR2
PSP22P C2022 03 05.59237 00 44 10.72 +41 54 22.4 17.73G N89

Discovery image taken around 2022 Mar. 05.59237 UT at N89 Archival image taken around 2022 Mar. 02.61067 UT at N89 PS image

References

Outburst in 2017 Jan.

TCP J00441072+4154221: http://www.cbat.eps.harvard.edu/unconf/followups/J00441072+4154221.html

AT 2017zq: https://www.wis-tns.org/object/2017zq

ATel#10042 Classification of M31N 2017-01e as a He/N nova: “Very broad He/N lines are seen in many recurrent novae (e.g. U Sco, Diaz et al. 2010; Nova LMC 1968, ATel #8586 #8616)” : https://www.astronomerstelegram.org/?read=10042

 

Outburst in 2019 Sep.

PNV J00441073+4154220: http://www.cbat.eps.harvard.edu/unconf/followups/J00441073+4154220.html

PSP19C: http://xjltp.china-vo.org/psp19c.html

 

Outburst in 2022 Mar.

PNV J00441072+4154224: http://www.cbat.eps.harvard.edu/unconf/followups/J00441072+4154224.html

AT 2022fcy: https://www.wis-tns.org/object/2022fcy

PSP22P: http://xjltp.china-vo.org/psp22p.html