- vsnet-alert - ooruri.kusastro.kyoto-u.ac.jp

[vsnet-alert 27467] ASASSN-17oz bright outburst
by Taichi Kato 01 Mar '23

01 Mar '23

ASASSN-17oz bright outburst (But SS Cyg star) YYYYMMDD(UT) mag observer 20230210.2020 17.351zg (ZTF Alert DC mag (Masci+ 2019)) 20230211.7193 165C (Masayuki Moriyama) 20230215.6003 165C (Masayuki Moriyama) 20230216.540 168C (Mitsutaka Hiraga) 20230217.1344 16.171zg (ZTF Alert DC mag (Masci+ 2019)) 20230217.1612 15.879zr (ZTF Alert DC mag (Masci+ 2019)) 20230221.566 160C (Mitsutaka Hiraga) 20230223.497 128C (Mitsutaka Hiraga) 20230224.521 129C (Mitsutaka Hiraga) 20230224.5890 131C (Masayuki Moriyama) 20230225.531 128C (Mitsutaka Hiraga) 20230226.496 132C (Mitsutaka Hiraga) 20230227.553 129C (Mitsutaka Hiraga)

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[vsnet-alert 27466] GQ CVn outburst
by Taichi Kato 01 Mar '23

01 Mar '23

GQ CVn outburst Known SU UMa star. YYYYMMDD(UT) mag observer 20230226.6098 <161c (Yutaka Maeda) 20230226.7849 <174C (Masayuki Moriyama) 20230227.6119 148cG (Yutaka Maeda) 20230227.6438 15.52C (Masayuki Moriyama)

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[vsnet-alert 27465] NSV24667
by Taichi Kato 01 Mar '23

01 Mar '23

NSV24667 True? YYYYMMDD(UT) mag observer 20220906.6000 <148c (Yutaka Maeda) 20220907.6100 <151c (Yutaka Maeda) 20220909.5400 <143c (Yutaka Maeda) 20220913.5200 <145c (Yutaka Maeda) 20220914.5598 <157c (Yutaka Maeda) 20220915.5900 <161c (Yutaka Maeda) 20220919.5531 <149c (Yutaka Maeda) 20220920.5786 <155c (Yutaka Maeda) 20220929.5653 <151c (Yutaka Maeda) 20230227.8481 123c (Yutaka Maeda)

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[vsnet-alert 27464] Re: MASTER OT J055845.55+391533.4 superhump period
by Taichi Kato 01 Mar '23

01 Mar '23

Re: MASTER OT J055845.55+391533.4 superhump period > The mean superhump period up to now is 0.05505(2) d. > Observers: Kiyota-san, Tonny Vanmunster and Kubodera-san. The amplitude is 0.10 mag.

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[vsnet-alert 27463] MASTER OT J055845.55+391533.4 superhump period
by Taichi Kato 01 Mar '23

01 Mar '23

MASTER OT J055845.55+391533.4 superhump period The mean superhump period up to now is 0.05505(2) d. Observers: Kiyota-san, Tonny Vanmunster and Kubodera-san.

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[vsnet-alert 27462] DDE139 variation
by Taichi Kato 01 Mar '23

01 Mar '23

DDE139 variation Tonny Vanmunster has reported observations. Relatively large-amplitude variations (0.3 mag) were detected. Periodicity is still unclear.

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[vsnet-alert 27461] ASASSN-15cu possible superoutburst
by Taichi Kato 28 Feb '23

28 Feb '23

ASASSN-15cu possible superoutburst Likely eclipsing. YYYYMMDD(UT) mag observer 20230213.8500 19.292o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230213.8577 19.458o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230219.0751 19.097c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230219.0787 19.220c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230221.8495 16.046o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230221.8527 16.037o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230221.8595 16.083o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230221.8704 16.070o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230223.0719 15.488c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230223.0755 15.516c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230223.0809 15.535c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230223.0909 15.613c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230225.3046 15.330o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230225.3077 15.313o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230225.3128 15.364o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230225.3267 15.575o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230227.0660 15.529o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230227.0692 15.593o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230227.0746 15.700o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230227.0856 16.834o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505))

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[vsnet-alert 27460] SSSJ090619.2-275831
by Taichi Kato 28 Feb '23

28 Feb '23

SSSJ090619.2-275831 likely superoutburst (Likely SU UMa/ER UMa star) YYYYMMDD(UT) mag observer 20230221.6214 157C (Masayuki Moriyama) 20230224.6354 <160C (Masayuki Moriyama) 20230226.6103 16.01C (Masayuki Moriyama)

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[vsnet-alert 27459] SX LMi rebrightening
by Taichi Kato 28 Feb '23

28 Feb '23

SX LMi rebrightening YYYYMMDD(UT) mag observer 20230224.6904 <155c (Yutaka Maeda) 20230224.985 <146 (Gary Poyner) 20230225.8917 <142 (Eddy Muyllaert) 20230225.982 <146 (Gary Poyner) 20230226.6559 153:c (Yutaka Maeda) 20230226.8161 152C (Masayuki Moriyama)

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[vsnet-alert 27458] ASASSN-23ba: updated period of early superhumps
by Taichi Kato 27 Feb '23

27 Feb '23

ASASSN-23ba: updated period of early superhumps The data are from Berto Monard, Peter Starr, Josch Hambsch and Itoh-san. The period is 0.05662(1) d.

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