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[vsnet-chat 9159] V513 Cas: orbital period
by Taichi Kato 21 Apr '22

21 Apr '22

V513 Cas: orbital period From TESS data. Porb = 0.272112(6) d. Amplitude 0.03 mag.

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[vsnet-chat 9158] HO Pup: orbital period
by Taichi Kato 21 Apr '22

21 Apr '22

HO Pup: orbital period From TESS data. Porb = 0.14295(5) d. Amplitude 0.02 mag.

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[vsnet-chat 9157] KT Gem: most likely SU UMa star
by Taichi Kato 21 Apr '22

21 Apr '22

KT Gem: most likely SU UMa star From ZTF data. Likely superoutburst in 2018 Dec., 2019 Oct.-Nov and 2021 Jan.

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[vsnet-chat 9156] IV Aur: Z Cam star
by Taichi Kato 21 Apr '22

21 Apr '22

IV Aur: Z Cam star From ZTF and VSNET data. Standstills in 2020 and 2021.

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[vsnet-chat 9155] V526 Ori: orbital and superhump period
by Taichi Kato 21 Apr '22

21 Apr '22

V526 Ori: orbital and superhump period From TESS data. Porb=0.20790(2) d (amplitude 0.043 mag). Superhump period 0.22091(4) d (amplitude 0.023 mag).

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[vsnet-chat 9154] FY Vul: orbital period
by Taichi Kato 20 Apr '22

20 Apr '22

FY Vul: orbital period From TESS data. Porb=0.191276(7) d.

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[vsnet-chat 9153] 1RXS J063214.8+253620: orbital period
by Taichi Kato 20 Apr '22

20 Apr '22

1RXS J063214.8+253620: orbital period From ZTF data. Porb=0.324257(2) d.

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[vsnet-chat 9152] 1RXS J075330.1+044606: orbital period
by Taichi Kato 19 Apr '22

19 Apr '22

1RXS J075330.1+044606: orbital period Using TESS data. Porb = 0.16589(4) d (amplitude 0.04 mag).

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[vsnet-chat 9151] KQ Mon: superhumper
by Taichi Kato 18 Apr '22

18 Apr '22

KQ Mon: superhumper Using TESS data. Porb = 0.128937(3) d (amplitude 0.044 mag). Positive superhumps 0.134504(5) d (amplitude 0.030 mag). Beat period of 3.141(3) d was also detected.

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[vsnet-chat 9150] SDSS J081352.02+281317.3: orbital period
by Taichi Kato 18 Apr '22

18 Apr '22

SDSS J081352.02+281317.3: orbital period Using ZTF data, I obtained an orbital period of 0.1218841(6) d (amplitude 0.45 mag).

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