vsnet-chat October 2022

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[vsnet-chat 9258] VSOLJ Variable star bulletin No.103
by meineko 19 Oct '22

19 Oct '22

New issue of VSOLJ Variable star bulletin is now available at following URL. http://vsolj.cetus-net.org/bulletin.html No.103 2022 Oct. The TESS light curves of three short period Algol-type systems; X Tri is a real pulsator. Shin-ya Narusawa and Kazuo Nagai Seiichiro Kiyota, VSOLJ

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[vsnet-chat 9257] ZTF18abtbrfb: polar below the period minimum?
by Taichi Kato 12 Oct '22

12 Oct '22

ZTF18abtbrfb: polar below the period minimum? Using ZTF data, I obtained a period of 0.0335541(1) d (single peak, amplitude 1.0 mag). Although the double period is acceptable, the two peaks look too much alike.

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