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[vsnet-chat 8901] ZTF18abtgzzn: eclipsing system below the period gap
by Taichi Kato 22 Sep '21

22 Sep '21

ZTF18abtgzzn: eclipsing system below the period gap From ZTF data. Porb=0.0706025(2) d. Eclipse epoch: BJD 2458762.405. No major (super) outburst as of now.

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[vsnet-chat 8900] ZTF18abpprfq: eclipsing polar
by Taichi Kato 22 Sep '21

22 Sep '21

ZTF18abpprfq: eclipsing polar From ZTF data. Porb=0.0782776(1) d. Eclipse epoch: BJD 2458849.255.

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[vsnet-chat 8899] ZTF18abqazwf: possible AM CVn
by Taichi Kato 22 Sep '21

22 Sep '21

ZTF18abqazwf: possible AM CVn From ZTF data. Short, double outburst in 2018 Aug.-Sep.

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[vsnet-chat 8898] ZTF18aboslqv: eclipsing system below the period gap
by Taichi Kato 22 Sep '21

22 Sep '21

ZTF18aboslqv: eclipsing system below the period gap From ZTF data. Porb=0.0697974(1) d. Eclipse epoch: BJD 2458862.079. The overall light curve resembles a low-amplitude dwarf nova. System without superoutburst (as of now)?

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[vsnet-chat 8897] ZTF18abombub: NL+E
by Taichi Kato 22 Sep '21

22 Sep '21

ZTF18abombub: NL+E From ZTF data. Porb=0.1418496(1) d. Eclipse epoch: BJD 2458801.863.

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[vsnet-chat 8896] ZTF18abncpgs: strange object, ER UMa-like and standstill
by Taichi Kato 22 Sep '21

22 Sep '21

ZTF18abncpgs: strange object, ER UMa-like and standstill From ZTF data. Superoutburst-like bright state in 2019 Jul.-Aug., followed by a sequence of short outbursts. Then another superoutburst-like bright state in 2019 Oct.-Dec. followed by a sequence of short outbursts. The behavior resembles RZ LMi when supercycle lengthened. Apparent standstill in 2020 Nov.-2021. Shorter (super)cycle length in 2018. Suggesttion: UGER:+UGZ

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[vsnet-chat 8895] ZTF18abmvpff: polar
by Taichi Kato 22 Sep '21

22 Sep '21

ZTF18abmvpff: polar From ZTF data. Porb=0.0945969(2) d. Single hump.

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[vsnet-chat 8894] ZTF18abmrgbw: more likely active NL
by Taichi Kato 22 Sep '21

22 Sep '21

ZTF18abmrgbw: more likely active NL From ZTF data. At least not an IW And star.

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[vsnet-chat 8893] ZTF18abmofab: EA
by Taichi Kato 22 Sep '21

22 Sep '21

ZTF18abmofab: EA From ZTF data. Porb=0.881657(9) d.

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[vsnet-chat 8892] ZTF18abmnsjs: bright, eclipsing IW And star
by Taichi Kato 22 Sep '21

22 Sep '21

ZTF18abmnsjs: bright, eclipsing IW And star From ZTF data. Porb=0.289795(1) d. Eclipse epoch: BJD 2458787.040. 1.0 mag eclipses. This object is bright (15-16 mag) and detailed observations are desired.

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