vsnet-chat September 2021

vsnet-chat@ooruri.kusastro.kyoto-u.ac.jp

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[vsnet-chat 8876] ZTF17aaadpgv: polar
by Taichi Kato 23 Sep '21

23 Sep '21

ZTF17aaadpgv: polar From ZTF data. Porb=0.0973962(3). Single hump.

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[vsnet-chat 8875] ZTF18ablrcnn: deeply eclipsing SS Cyg star
by Taichi Kato 23 Sep '21

23 Sep '21

ZTF18ablrcnn: deeply eclipsing SS Cyg star From ZTF data. Eclipses were prominent even during an outburst. Porb=0.245646(2) d. Eclipse epoch: BJD 2458750.447.

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[vsnet-chat 8874] ZTF18abcwxnq = IPHASJ184326.48+060800.9: AM+E
by Taichi Kato 22 Sep '21

22 Sep '21

ZTF18abcwxnq = IPHASJ184326.48+060800.9: AM+E From ZTF data. Porb=0.1566871(5) d. Eclipse epoch: BJD 2458701.143. Eclipse profile indicates a diskless system. Faint absolute magnitude and red color are compatible with a polar.

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[vsnet-chat 8873] ZTF18abbubng: IW And star
by Taichi Kato 22 Sep '21

22 Sep '21

ZTF18abbubng: IW And star From ZTF data. Heartbeat particularly in 2018 and 2019.

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[vsnet-chat 8872] ZTF19aawkqtn: Z Cam
by Taichi Kato 22 Sep '21

22 Sep '21

ZTF19aawkqtn: Z Cam From ZTF data. Standstill in 2018.

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[vsnet-chat 8871] ZTF18aayuzpo: Z Cam (possible IW And)+E
by Taichi Kato 22 Sep '21

22 Sep '21

ZTF18aayuzpo: Z Cam (possible IW And)+E From ZTF data. Porb=0.248874(2) d. Eclipse epoch: BJD 2458704.005. Standstill in 2020-2021 Apr. Brightening and then faded.

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[vsnet-chat 8870] ZTF18abotsfo: likely AM CVn
by Taichi Kato 22 Sep '21

22 Sep '21

ZTF18abotsfo: likely AM CVn From ZTF data. Supercycle about 160 d and complex superoutburst (dip + rebrightening).

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[vsnet-chat 8869] ZTF18abbnzxm: IW And star
by Taichi Kato 22 Sep '21

22 Sep '21

ZTF18abbnzxm: IW And star From ZTF data. Heartbeat and dips in 2020-2021.

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[vsnet-chat 8868] ZTF18abyeouz: VY Scl
by Taichi Kato 21 Sep '21

21 Sep '21

ZTF18abyeouz: VY Scl From ZTF data. Deep fading in late 2019-early 2020.

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[vsnet-chat 8867] ZTF17aaaebcg: Z Cam + VY Scl
by Taichi Kato 21 Sep '21

21 Sep '21

ZTF17aaaebcg: Z Cam + VY Scl From ZTF data. Dwarf nova state in 2020. Deep fading in late 2018-early 2019.

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