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THE OUTBURST IN A SN CANDIDATE – KATS22O002

Mi Zhang (Xingming Obs), Quanzhi Ye , Xing Gao (XAO), Guoyou Sun (Xingming Obs), on behalf of the KATS team report the discovery of a possible SN  (V=17.903+-0.05). Discovery was made on three 30-s survey images (limiting mag about 18.5) taken by Xing Gao around 2022 Jul. 23.75 UT in the course of the KATS survey of Xinjiang Astronomical Observatory. Details can be found at: http://xjltp.china-vo.org/KATS22O002.html

GY2 K033-2 2220723180502000595 2022-07-23 18:05:02 270.19117, 31.07224 0.16 17.903+-0.05

KATS22O002 C2022 07 26.74624 18 00 45.90 +31 04 20.9 18.24CV N88
KATS22O002 C2022 07 26.74792 18 00 45.91 +31 04 20.8 18.34CV N88
KATS22O002 C2022 07 26.84443 18 00 45.85 +31 04 20.6 18.39g’ N88
KATS22O002 C2022 07 26.84817 18 00 45.86 +31 04 20.4 18.32r’ N88
KATS22O002 C2022 07 26.85190 18 00 45.92 +31 04 20.4 18.27i’ N88
KATS22O002 C2022 07 27.81133 18 00 45.85 +31 04 20.4 18.53g’ N88
KATS22O002 C2022 07 27.81508 18 00 45.87 +31 04 20.3 18.33r’ N88
KATS22O002 C2022 07 27.81880 18 00 45.89 +31 04 20.2 18.22i’ N88
KATS22O002 C2022 07 28.82782 18 00 45.85 +31 04 20.2 18.48g’ N88
KATS22O002 C2022 07 28.83160 18 00 45.89 +31 04 20.1 18.40r’ N88

Discovery Image taken around 2022 Jul. 23.75 UT at N86 Follow-up Image taken around 2022 Jul. 26.74624 UT at N88 PanSTARRS-1 Image

Standard Star
APASS (270.274711 +31.092305)
g’ 15.880  r’ 15.135  i’ 14.801