March 2023 - vsnet-alert - ooruri.kusastro.kyoto-u.ac.jp

[vsnet-alert 27575] ASASSN-19ba superoutburst?

by Taichi Kato

ASASSN-19ba superoutburst? (May be already over) YYYYMMDD(UT) mag observer 20230310.2361 15.182zr (ZTF Alert DC mag (Masci+ 2019)) 20230316.2419 16.180o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230316.2457 16.242o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230316.2515 16.283o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230316.2617 16.180o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505))

2 months, 1 week

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[vsnet-alert 27574] Re: SDSSJ100515.39+191108.0 superoutburst

by Taichi Kato

Re: SDSSJ100515.39+191108.0 superoutburst 20230326.1163 18.395o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230326.1503 18.520o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230326.1535 18.436o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230326.1786 18.501o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230326.3452 18.488o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230326.3502 18.510o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230326.3540 18.241o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230326.3645 18.473o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230326.6222 <149c (Yutaka Maeda) 20230327.3462 13.264o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230327.3492 13.251o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230327.3552 13.246o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230327.3907 13.170o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230327.6384 125cG (Yutaka Maeda) 20230328.6544 132cG (Yutaka Maeda) 20230328.6544 132cG (Yutaka Maeda) 20230328.9399 13.697c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230328.9431 13.680c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230328.9579 13.693c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505))

2 months, 1 week

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[vsnet-alert 27573] MASTER OT J183007.03+764313.3 outburst

by Taichi Kato

MASTER OT J183007.03+764313.3 outburst Super? YYYYMMDD(UT) mag observer 20230320.5981 15.944o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230320.6134 15.978o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230328.5633 16.798o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230328.5656 16.757o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230328.5683 16.746o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505))

2 months, 1 week

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[vsnet-alert 27572] ASASSN-15ku superhump period

by Taichi Kato

ASASSN-15ku superhump period Based on observations by Tamas Tordai, the superhump period is 0.06645(2) d still allowing aliases due to a long gap in the observation.

2 months, 1 week

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[vsnet-alert 27571] ASASSN-23bn superhump period

by Taichi Kato

ASASSN-23bn superhump period Based on observations by Greg Bolt, Peter Starr, Berto Monard and Josch Hambsch, the superhump period is established to be 0.059681(7) d.

2 months, 1 week

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[vsnet-alert 27570] Wils_SDSSJ073208.11+413008.7 indeed superoutburst

by Taichi Kato

Wils_SDSSJ073208.11+413008.7 indeed superoutburst YYYYMMDD(UT) mag observer 20230324.3284 15.983o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230324.3373 16.011o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230326.2787 16.603o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230326.2872 16.663o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230326.2904 16.652o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230326.3036 16.682o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230326.5506 <156c (Yutaka Maeda) 20230327.2820 15.989o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230327.2853 15.908o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230327.3030 15.732o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230327.3151 15.814o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230327.5747 <148c (Yutaka Maeda) 20230328.2783 15.836o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230328.2820 15.912o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230328.2883 15.873o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230328.2989 15.937o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230328.5888 155c (Yutaka Maeda)

2 months, 1 week

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[vsnet-alert 27569] Wils_SDSSJ073208.11+413008.7 possible superoutburst

by Taichi Kato

Wils_SDSSJ073208.11+413008.7 possible superoutburst YYYYMMDD(UT) mag observer 20230326.5506 <156c (Yutaka Maeda) 20230327.5747 <148c (Yutaka Maeda) 20230328.5888 155c (Yutaka Maeda)

2 months, 1 week

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[vsnet-alert 27568] ASASSN-18acd likely superoutburst

by Taichi Kato

ASASSN-18acd likely superoutburst Type from ZTF data. YYYYMMDD(UT) mag observer 20230313.5258 14.969zr (ZTF Alert DC mag (Masci+ 2019)) 20230313.5283 14.973zr (ZTF Alert DC mag (Masci+ 2019)) 20230313.5308 14.991zr (ZTF Alert DC mag (Masci+ 2019)) 20230313.5333 15.004zr (ZTF Alert DC mag (Masci+ 2019)) 20230317.5208 15.337zr (ZTF Alert DC mag (Masci+ 2019)) 20230317.5234 15.273zr (ZTF Alert DC mag (Masci+ 2019)) 20230317.5259 15.242zr (ZTF Alert DC mag (Masci+ 2019)) 20230317.5284 15.161zr (ZTF Alert DC mag (Masci+ 2019)) 20230317.5310 15.156zr (ZTF Alert DC mag (Masci+ 2019)) 20230318.5202 15.505zr (ZTF Alert DC mag (Masci+ 2019)) 20230318.5227 15.530zr (ZTF Alert DC mag (Masci+ 2019)) 20230318.5253 15.528zr (ZTF Alert DC mag (Masci+ 2019)) 20230318.5278 15.508zr (ZTF Alert DC mag (Masci+ 2019)) 20230318.5304 15.520zr (ZTF Alert DC mag (Masci+ 2019)) 20230327.8535 162:C (Masayuki Moriyama) 20230329.8061 166:C (Masayuki Moriyama)

2 months, 1 week

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[vsnet-alert 27567] V1251 Cyg apparently reached peak

by Taichi Kato

V1251 Cyg apparently reached peak YYYYMMDD(UT) mag observer 20230327.8551 <159C (Masayuki Moriyama) 20230328.7938 14.29C (Masayuki Moriyama) 20230328.8567 14.04C (Masayuki Moriyama) 20230329.208 12.67C (Gary Poyner) 20230329.7891 12.77V (Masayuki Moriyama) 20230329.7908 13.01C (Masayuki Moriyama)

2 months, 1 week

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[vsnet-alert 27566] SU UMa likely superoutburst

by Taichi Kato

SU UMa likely superoutburst (From supercycle) YYYYMMDD(UT) mag observer 20230319.5127 147C (Masayuki Moriyama) 20230319.8229 <141 (Jose Ripero) 20230320.3041 14.446o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230320.3099 14.560o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230320.3135 14.531o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230320.3216 14.724o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230320.3247 14.600o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230320.3265 14.618o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230321.8653 <144 (Eddy Muyllaert) 20230323.051 150 (Gary Poyner) 20230324.047 149 (Gary Poyner) 20230326.5921 133cG (Yutaka Maeda) 20230327.6137 114cG (Yutaka Maeda) 20230327.6514 119C (Masayuki Moriyama) 20230327.8326 115 (Eddy Muyllaert)

2 months, 1 week

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vsnet-alert March 2023