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November 2022

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[vsnet-chat 9259] PS1-3PIJ211449.81+444451.9 = IPHASJ211449.81+444451.9: IW And star with a single known deep dip
by Taichi Kato 05 Nov '22

05 Nov '22

PS1-3PIJ211449.81+444451.9 = IPHASJ211449.81+444451.9: IW And star with a single known deep dip According to the ZTF data, this object (Fratta et al., arXiv:2211.01694) is usually a heartbeat-type IW And star with a single very deep (19.2 mag) in 2019 Oct. following an outburst.

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