ASASSN-22fk: likely an SU UMa-type dwarf nova

ASASSN-22fk (=ZTF22aafasmd) was found on 8th April as a CV candidate by ASAS-SN team.
On 9th April, we, Kyoto Univ. obs. detected probable superhumps with a period of 0.0596(5) d and an amplitude of 0.2 mags.
Thus, ASASSN-22fk is likely an SU UMa-type dwarf nova.

Further observations are encouraged to determine its superhump period and evolution.

Best,
Yusuke

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Kyoto University, Graduate School of Department of Astronomy, PhD student
Yusuke TAMPO

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