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

[vsnet-alert 26235] AXJ1853.3-0128: bright outburst in 2019 Aug.
by Taichi Kato 10 Sep '21

10 Sep '21

AXJ1853.3-0128: bright outburst in 2019 Aug. ZTF data. Reached 12.9 mag. The duration is that of a normal outburst of this orbital period, not a short IP-type outburst. Should be reclassified as UG+DQ.

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[vsnet-alert 26234] MGAB-V305 possible superoutburst
by Taichi Kato 10 Sep '21

10 Sep '21

MGAB-V305 possible superoutburst Type from ZTF data. YYYYMMDD(UT) mag observer 20210908.2028 16.555zr (Zwicky Transient Facility Lasair (Masci+ 2019))

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[vsnet-alert 26233] V544 Her double outburst!
by Taichi Kato 10 Sep '21

10 Sep '21

V544 Her double outburst! Precusor on Aug. 28? The current outburst may be a superoutburst. Time-resolved photometry is encouraged. This object is suspected to be an SU UMa star above the period gap. See: https://ui.adsabs.harvard.edu/abs/2019PASJ...71L...4K/abstract YYYYMMDD(UT) mag observer 20210819.5030 <156c (Yutaka Maeda) 20210820.5016 <146c (Yutaka Maeda) 20210827.5030 151:c (Yutaka Maeda) 20210828.1876 15.252zg (Zwicky Transient Facility Lasair (Masci+ 2019)) … [View More]

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[vsnet-alert 26232] DDE169 outburst
by Taichi Kato 10 Sep '21

10 Sep '21

DDE169 outburst YYYYMMDD(UT) mag observer 20210729.626 <168C (Mitsutaka Hiraga) 20210731.3827 17.484zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210731.3828 17.484zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210731.4559 17.455zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210731.4559 17.494zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210802.4490 17.614zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210808.3674 18.082zr (… [View More]

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[vsnet-alert 26231] CRTS J202857.1-061803 possible superoutburst
by Taichi Kato 10 Sep '21

10 Sep '21

CRTS J202857.1-061803 possible superoutburst SU UMa candidate (from ZTF data). YYYYMMDD(UT) mag observer 20210828.4653 <148c (Yutaka Maeda) 20210828.5732 <169C (Masayuki Moriyama) 20210908.1900 15.009zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210909.3393 15.028zr (Zwicky Transient Facility Lasair (Masci+ 2019))

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[vsnet-alert 26230] CRTS J080853.7+355053 outburst
by Taichi Kato 10 Sep '21

10 Sep '21

CRTS J080853.7+355053 outburst SU UMa candidate (from ZTF data). YYYYMMDD(UT) mag observer 20210908.4975 16.435zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210908.5000 16.481zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210908.5026 16.494zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210908.5076 16.490zr (Zwicky Transient Facility Lasair (Masci+ 2019))

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[vsnet-alert 26229] HY Psc (faint) superoutburst
by Taichi Kato 09 Sep '21

09 Sep '21

HY Psc (faint) superoutburst (May be saturated?) YYYYMMDD(UT) mag observer 20210827.3756 17.890zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210827.3757 17.890zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210827.8174 <155c (Yutaka Maeda) 20210828.5604 <159c (Yutaka Maeda) 20210829.2823 17.945zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210829.2825 17.945zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210902.3156 14.319zg (Zwicky … [View More]

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[vsnet-alert 26228] MASTER OT J203824.15+174242.3 most likely superoutburst
by Taichi Kato 09 Sep '21

09 Sep '21

MASTER OT J203824.15+174242.3 most likely superoutburst Type from ZTF data. Supercycle about 140 d. YYYYMMDD(UT) mag observer 20210901.2764 21.080zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210903.3009 16.345zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210903.3319 16.551zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210903.3320 16.551zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210905.2476 16.684zr (Zwicky Transient Facility Lasair (… [View More]

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[vsnet-alert 26227] MASTER OT J184548.94+223002.5 most likely superoutburst
by Taichi Kato 09 Sep '21

09 Sep '21

MASTER OT J184548.94+223002.5 most likely superoutburst Type from ZTF data. Supercycle about 280 d. YYYYMMDD(UT) mag observer 20210824.2282 17.199zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210824.2461 17.244zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210824.2792 17.168zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210824.2903 17.165zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210826.2263 17.233zr (Zwicky Transient Facility Lasair (… [View More]Masci+ 2019)) 20210826.2272 17.217zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210826.2898 17.261zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210826.2908 17.219zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210828.2120 17.613zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210828.2122 17.613zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210828.2259 17.631zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210828.2261 17.631zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210828.2792 17.632zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210828.2794 17.632zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210828.2797 17.634zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210828.2799 17.634zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210901.1716 18.022zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210901.1718 18.022zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210901.2134 17.933zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210901.2248 17.998zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210901.2250 17.998zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210901.2577 18.107zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210901.2578 18.107zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210903.2153 18.163zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210903.2155 18.163zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210903.2158 18.166zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210903.2160 18.166zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210903.2548 18.097zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210903.2558 18.129zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210905.2146 18.715zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210905.2150 18.738zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210905.2579 18.867zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210905.2702 18.861zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210905.2704 18.861zg (Zwicky Transient Facility Lasair (Masci+ 2019)) [View Less]

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[vsnet-alert 26226] MASTER OT J183120.64+301935.5 most likely superoutburst
by Taichi Kato 09 Sep '21

09 Sep '21

MASTER OT J183120.64+301935.5 most likely superoutburst Type from ZTF data. YYYYMMDD(UT) mag observer 20210901.2253 16.774zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210903.2172 16.995zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210905.2761 17.175zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210907.1797 17.642zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210907.3080 17.825zr (Zwicky Transient Facility Lasair (Masci+ 2019))

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