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

[vsnet-alert 27123] FY Vul long standstill (since May)
by Taichi Kato 23 Nov '22

23 Nov '22

FY Vul long standstill (since May) Recent data. There was also a long standstill in 2016 and the object entered IW And state after that. YYYYMMDD(UT) mag observer 20221018.1735 14.380zr (ZTF Alert DC mag (Masci+ 2019)) 20221019.6466 149C (Masayuki Moriyama) 20221021.1419 14.507zr (ZTF Alert DC mag (Masci+ 2019)) 20221025.2075 14.416zg (ZTF Alert DC mag (Masci+ 2019)) 20221025.6081 145C (Masayuki Moriyama) 20221027.1254 14.481zr (ZTF Alert DC mag (Masci+ 2019)) 20221028.6035 147C (Masayuki Moriyama) 20221029.2406 14.272zr (ZTF Alert DC mag (Masci+ 2019)) 20221029.5814 14.84C (Masayuki Moriyama) 20221030.5957 147C (Masayuki Moriyama) 20221101.6073 147C (Masayuki Moriyama) 20221102.6019 14.83C (Masayuki Moriyama) 20221103.5960 148C (Masayuki Moriyama) 20221105.1110 14.222zr (ZTF Alert DC mag (Masci+ 2019)) 20221105.1549 14.217zg (ZTF Alert DC mag (Masci+ 2019)) 20221105.5796 148C (Masayuki Moriyama) 20221108.5711 147C (Masayuki Moriyama) 20221109.5374 149C (Masayuki Moriyama) 20221111.5695 147C (Masayuki Moriyama) 20221112.1624 14.415zg (ZTF Alert DC mag (Masci+ 2019)) 20221115.5565 147C (Masayuki Moriyama) 20221116.5463 148C (Masayuki Moriyama) 20221119.5419 147C (Masayuki Moriyama) 20221121.5500 150C (Masayuki Moriyama)

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[vsnet-alert 27122] ZTF22abnmsdh: double outburst
by Taichi Kato 23 Nov '22

23 Nov '22

ZTF22abnmsdh: double outburst Either long rebrightening or (more likely?) AM CVn-type object. YYYYMMDD(UT) mag observer 20221017.1459 15.914zg (ZTF Alert DC mag (Masci+ 2019)) 20221017.1792 16.263zr (ZTF Alert DC mag (Masci+ 2019)) 20221018.7487 16.44C (Masayuki Moriyama) 20221019.1718 16.505zr (ZTF Alert DC mag (Masci+ 2019)) 20221019.2271 16.190zg (ZTF Alert DC mag (Masci+ 2019)) 20221019.7261 16.62C (Masayuki Moriyama) 20221020.6809 16.90C (Masayuki Moriyama) 20221021.1828 16.772zr (ZTF Alert DC mag (Masci+ 2019)) 20221021.2136 16.469zg (ZTF Alert DC mag (Masci+ 2019)) 20221022.7246 167C (Masayuki Moriyama) 20221023.5431 <180C (Masayuki Moriyama) 20221024.6618 <171C (Masayuki Moriyama) 20221025.6876 <176C (Masayuki Moriyama) 20221027.6275 <180C (Masayuki Moriyama) 20221111.1350 17.088zr (ZTF Alert DC mag (Masci+ 2019)) 20221111.2461 16.756zg (ZTF Alert DC mag (Masci+ 2019)) 20221113.1705 16.877zg (ZTF Alert DC mag (Masci+ 2019)) 20221113.2798 17.189zr (ZTF Alert DC mag (Masci+ 2019)) 20221115.2364 17.472zr (ZTF Alert DC mag (Masci+ 2019)) 20221117.2012 19.751zg (ZTF Alert DC mag (Masci+ 2019)) 20221121.1858 19.863zg (ZTF Alert DC mag (Masci+ 2019)) 20221121.2040 19.879zr (ZTF Alert DC mag (Masci+ 2019))

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[vsnet-alert 27121] CRTSJ220449.8+054852 likely superoutburst
by Taichi Kato 23 Nov '22

23 Nov '22

CRTSJ220449.8+054852 likely superoutburst Type from ZTF data. Supercycle about 370 d. YYYYMMDD(UT) mag observer 20221111.5527 <152c (Yutaka Maeda) 20221115.5599 <157c (Yutaka Maeda) 20221116.5643 <127c (Yutaka Maeda) 20221120.1288 14.862zr (ZTF Alert DC mag (Masci+ 2019))

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[vsnet-alert 27120] ASASSN-VJ072615.22-102334.9 another eclipse
by Taichi Kato 22 Nov '22

22 Nov '22

ASASSN-VJ072615.22-102334.9 another eclipse Josch Hambsch detected another eclipse. The third one is expected to give the orbital period.

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[vsnet-alert 27119] MASTER OT J072948.66+593824.4 bright outburst
by Taichi Kato 22 Nov '22

22 Nov '22

MASTER OT J072948.66+593824.4 bright outburst Known SU UMa star. YYYYMMDD(UT) mag observer 20221111.7590 <157c (Yutaka Maeda) 20221115.7481 <158c (Yutaka Maeda) 20221121.7508 129cG (Yutaka Maeda)

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[vsnet-alert 27118] Gaia17bvs likely superoutburst
by Taichi Kato 22 Nov '22

22 Nov '22

Gaia17bvs likely superoutburst Type from ZTF data. YYYYMMDD(UT) mag observer 20221115.2146 17.788zg (ZTF Alert DC mag (Masci+ 2019)) 20221117.2636 18.023zr (ZTF Alert DC mag (Masci+ 2019)) 20221119.2599 18.332zr (ZTF Alert DC mag (Masci+ 2019)) 20221119.3209 18.291zg (ZTF Alert DC mag (Masci+ 2019))

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[vsnet-alert 27117] ASASSN-19bl complex behavior
by Taichi Kato 22 Nov '22

22 Nov '22

ASASSN-19bl complex behavior Precursor + superoutburst? Rebrightening? YYYYMMDD(UT) mag observer 20221111.3978 17.288zg (ZTF Alert DC mag (Masci+ 2019)) 20221112.3575 16.341zg (ZTF Alert DC mag (Masci+ 2019)) 20221114.3555 17.132zr (ZTF Alert DC mag (Masci+ 2019)) 20221114.4451 16.871zg (ZTF Alert DC mag (Masci+ 2019)) 20221115.3261 <178C (Masao Funada) 20221115.3818 18.862zr (ZTF Alert DC mag (Masci+ 2019)) 20221115.4229 18.838zg (ZTF Alert DC mag (Masci+ 2019)) 20221118.3370 17.169zg (ZTF Alert DC mag (Masci+ 2019)) 20221119.7272 <166C (Masayuki Moriyama) 20221120.3349 17.617zr (ZTF Alert DC mag (Masci+ 2019))

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[vsnet-alert 27116] ASASSN-17ax likely superoutburst
by Taichi Kato 22 Nov '22

22 Nov '22

ASASSN-17ax likely superoutburst Type from ZTF data. YYYYMMDD(UT) mag observer 20221119.3802 16.198zr (ZTF Alert DC mag (Masci+ 2019)) 20221119.4060 16.039zg (ZTF Alert DC mag (Masci+ 2019))

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[vsnet-alert 27115] MGAB-V226 outburst
by Taichi Kato 21 Nov '22

21 Nov '22

MGAB-V226 outburst Subtype unknown. YYYYMMDD(UT) mag observer 20221116.1533 16.776zg (ZTF Alert DC mag (Masci+ 2019)) 20221118.1554 16.447zr (ZTF Alert DC mag (Masci+ 2019)) 20221118.2233 16.674zg (ZTF Alert DC mag (Masci+ 2019))

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[vsnet-alert 27114] Gaia19bwf outburst continues
by Taichi Kato 21 Nov '22

21 Nov '22

Gaia19bwf outburst continues YYYYMMDD(UT) mag observer 20221106.4041 18.727zg (ZTF Alert DC mag (Masci+ 2019)) 20221112.3744 18.748zg (ZTF Alert DC mag (Masci+ 2019)) 20221114.3395 16.434zr (ZTF Alert DC mag (Masci+ 2019)) 20221114.4587 16.353zg (ZTF Alert DC mag (Masci+ 2019)) 20221118.3923 16.637zg (ZTF Alert DC mag (Masci+ 2019)) 20221118.4019 16.625zr (ZTF Alert DC mag (Masci+ 2019))

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vsnet-alert November 2022