June 2022 - vsnet-alert - ooruri.kusastro.kyoto-u.ac.jp

[vsnet-alert 26838] ASASSN-20jt likely superoutburst (AM CVn candidate)
by Taichi Kato 20 Jun '22

20 Jun '22

ASASSN-20jt likely superoutburst (AM CVn candidate) Type from ZTF data. Supercycle = 2 yr. YYYYMMDD(UT) mag observer 20220614.4139 16.982zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220614.4523 16.812zg (Zwicky Transient Facility Lasair (Masci+ 2019))

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[vsnet-alert 26837] ASASSN-18zm likely superoutburst
by Taichi Kato 20 Jun '22

20 Jun '22

ASASSN-18zm likely superoutburst Type from ZTF data. YYYYMMDD(UT) mag observer 20220608.4122 16.924zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220608.4380 16.955zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220609.3755 16.824zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220611.3672 17.205zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220612.4528 17.236zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220613.4323 17.331zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220613.4458 17.416zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220614.4518 17.433zg (Zwicky Transient Facility Lasair (Masci+ 2019))

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[vsnet-alert 26836] ASASSN-18pp long outburst
by Taichi Kato 20 Jun '22

20 Jun '22

ASASSN-18pp long outburst Possible superoutburst? YYYYMMDD(UT) mag observer 20220610.3979 16.255zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220612.3882 16.485zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220612.4209 16.639zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220614.3771 16.314zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220614.4209 16.427zg (Zwicky Transient Facility Lasair (Masci+ 2019))

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[vsnet-alert 26835] ASASSN-14cr likely superoutburst
by Taichi Kato 20 Jun '22

20 Jun '22

ASASSN-14cr likely superoutburst YYYYMMDD(UT) mag observer 20220608.7701 <156c (Yutaka Maeda) 20220611.3652 15.550zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220611.4560 15.386zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220611.7559 <155c (Yutaka Maeda)

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[vsnet-alert 26831] V1028 Cyg outburst
by Taichi Kato 17 Jun '22

17 Jun '22

V1028 Cyg outburst YYYYMMDD(UT) mag observer 20220610.9528 <144 (Eddy Muyllaert) 20220611.7357 <160c (Yutaka Maeda) 20220611.9854 <144 (Eddy Muyllaert) 20220613.9688 <144 (Eddy Muyllaert) 20220614.9681 137 (Eddy Muyllaert) 20220615.117 13.47C (Gary Poyner)

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[vsnet-alert 26832] MGAB-V349: SU UMa + IW And (currently in outburst)
by Taichi Kato 17 Jun '22

17 Jun '22

MGAB-V349: SU UMa + IW And (currently in outburst) From ZTF data. Superoutburst in 2019 June-July. Suuperhump detection on 2019 July 10. Long, slowly fading outburst in 2021 June (superoutburst?). Standstill-like behavior (IW And) between 2019 Aug. and Nov. Time-resolved photometry during long outbursts are desired (mag 16 at maximum).

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[vsnet-alert 26834] MN Dra superoutburst
by Taichi Kato 17 Jun '22

17 Jun '22

MN Dra superoutburst YYYYMMDD(UT) mag observer 20220531.7739 <147c (Yutaka Maeda) 20220601.3926 21.613zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220601.4358 19.760zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220601.7914 <159c (Yutaka Maeda) 20220602.4316 18.018zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220602.4463 17.810zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220602.7851 <154c (Yutaka Maeda) 20220603.2590 16.503zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220603.3237 16.577zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220603.7908 <159c (Yutaka Maeda) 20220604.4138 15.840zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220604.4568 15.851zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220605.3874 15.756zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220605.4284 16.062zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220607.2856 16.005zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220607.3018 15.824zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220607.4083 15.993zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220607.4098 15.942zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220608.7532 <149c (Yutaka Maeda) 20220609.3739 16.285zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220609.3912 16.244zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220609.4337 16.098zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220611.3455 16.341zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220611.3697 16.324zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220611.4104 16.316zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220611.4261 16.464zg (Zwicky Transient Facility Lasair (Masci+ 2019))

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[vsnet-alert 26811] ASASSN-19rg outburst (AM CVn)
by Taichi Kato 16 Jun '22

16 Jun '22

ASASSN-19rg outburst (AM CVn) YYYYMMDD(UT) mag observer 20220517.4999 <148c (Yutaka Maeda) 20220518.5029 <153c (Yutaka Maeda) 20220521.4793 <151c (Yutaka Maeda) 20220527.4671 <147c (Yutaka Maeda) 20220602.4703 <148c (Yutaka Maeda) 20220603.4672 137:c (Yutaka Maeda)

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[vsnet-alert 26827] X Ser in outburst
by Robert J. Modic 16 Jun '22

16 Jun '22

CCD Observations Object YYYYMMDD(UT) Mag Obs Chart Remarks SERX 20220616.226 15.35V MRV Henden T21; Err 0.04; Outburst Instruments: Planewave 17" CDK w/FLI PL6303E, iTelescope.Net (T21) Observer: Robert J. Modic (MRV)

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[vsnet-alert 26826] VSNET servers are scheduled to be down on June 15
by 反保雄介 15 Jun '22

15 Jun '22

Dear collaborators, We are going to shut down VSNET mailing lists during the following time, due to the scheduled updates of our server machine. 15th June 7am(UT) - 8am(UT) *The recovery can be delayed if an unexpected circumstance occurred. Thank you for your understanding. Best regards and stay safe. Yusuke

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vsnet-alert June 2022