November 2022 - vsnet-campaign-dn - ooruri.kusastro.kyoto-u.ac.jp

[vsnet-campaign-dn 16594] MASTER OT J051042.59+513540.0 outburst
by Taichi Kato 15 Nov '22

15 Nov '22

MASTER OT J051042.59+513540.0 outburst Past behavior somewhat resembled an SU UMa star (ZTF data). YYYYMMDD(UT) mag observer 20221105.4167 17.545zr (ZTF Alert DC mag (Masci+ 2019)) 20221105.4507 17.640zg (ZTF Alert DC mag (Masci+ 2019)) 20221112.3078 17.197zr (ZTF Alert DC mag (Masci+ 2019)) 20221112.3710 17.308zg (ZTF Alert DC mag (Masci+ 2019))

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[vsnet-campaign-dn 16593] ZTF J075040.83+662347.2: very long, strange bright state
by Taichi Kato 15 Nov '22

15 Nov '22

ZTF J075040.83+662347.2: very long, strange bright state Past ZTF data looked like an unusual SU UMa star. May be a polar. YYYYMMDD(UT) mag observer 20220917.4743 17.021zg (ZTF Alert DC mag (Masci+ 2019)) 20220919.4145 17.245zg (ZTF Alert DC mag (Masci+ 2019)) 20220922.4652 16.973zg (ZTF Alert DC mag (Masci+ 2019)) 20220922.4915 17.638zr (ZTF Alert DC mag (Masci+ 2019)) 20220925.4481 17.420zr (ZTF Alert DC mag (Masci+ 2019)) 20220925.4900 17.258zg (ZTF Alert DC mag (Masci+ 2019)) 20220927.4717 17.303zg (ZTF Alert DC mag (Masci+ 2019)) 20220927.4933 17.194zr (ZTF Alert DC mag (Masci+ 2019)) 20221001.3872 17.567zr (ZTF Alert DC mag (Masci+ 2019)) 20221005.4093 17.181zr (ZTF Alert DC mag (Masci+ 2019)) 20221005.4733 17.295zg (ZTF Alert DC mag (Masci+ 2019)) 20221007.4763 17.329zg (ZTF Alert DC mag (Masci+ 2019)) 20221007.4900 17.133zr (ZTF Alert DC mag (Masci+ 2019)) 20221009.4714 17.020zg (ZTF Alert DC mag (Masci+ 2019)) 20221009.4979 17.382zr (ZTF Alert DC mag (Masci+ 2019)) 20221012.3626 17.299zr (ZTF Alert DC mag (Masci+ 2019)) 20221012.4719 17.198zg (ZTF Alert DC mag (Masci+ 2019)) 20221014.4546 17.161zg (ZTF Alert DC mag (Masci+ 2019)) 20221014.4896 17.672zr (ZTF Alert DC mag (Masci+ 2019)) 20221020.3509 17.807zg (ZTF Alert DC mag (Masci+ 2019)) 20221020.4180 17.696zr (ZTF Alert DC mag (Masci+ 2019)) 20221022.4515 17.767zg (ZTF Alert DC mag (Masci+ 2019)) 20221022.4892 17.010zr (ZTF Alert DC mag (Masci+ 2019)) 20221026.3443 17.033zr (ZTF Alert DC mag (Masci+ 2019)) 20221026.4131 17.249zg (ZTF Alert DC mag (Masci+ 2019)) 20221030.4337 17.386zg (ZTF Alert DC mag (Masci+ 2019)) 20221030.4681 17.334zr (ZTF Alert DC mag (Masci+ 2019)) 20221112.3235 17.596zg (ZTF Alert DC mag (Masci+ 2019)) 20221112.3794 17.575zr (ZTF Alert DC mag (Masci+ 2019))

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[vsnet-campaign-dn 16592] CRTS J051055.7-102401 possible superoutburst
by Taichi Kato 15 Nov '22

15 Nov '22

CRTS J051055.7-102401 possible superoutburst Possible type from ZTF data. YYYYMMDD(UT) mag observer 20221106.3998 20.582zg (ZTF Alert DC mag (Masci+ 2019)) 20221111.3319 16.929zr (ZTF Alert DC mag (Masci+ 2019)) 20221111.4002 16.880zg (ZTF Alert DC mag (Masci+ 2019))

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[vsnet-campaign-dn 16591] ASASSN-19bl possible superoutburst
by Taichi Kato 15 Nov '22

15 Nov '22

ASASSN-19bl possible superoutburst First known outburst since 2019. Possible precursor in 2019 according to ZTF data. YYYYMMDD(UT) mag observer 20221111.3978 17.288zg (ZTF Alert DC mag (Masci+ 2019)) 20221112.3575 16.341zg (ZTF Alert DC mag (Masci+ 2019))

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[vsnet-campaign-dn 16590] ASASSN-22nj: updated superhump period
by Taichi Kato 14 Nov '22

14 Nov '22

ASASSN-22nj: updated superhump period Kyoto U. team and Itoh-san reported further observations. The updated superhump period is 0.05391(3) d, one of the shortest among hydrogen-rich systems.

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[vsnet-campaign-dn 16589] MGAB-V3479 likely superoutburst
by Taichi Kato 14 Nov '22

14 Nov '22

MGAB-V3479 likely superoutburst Type from ZTF data. Supercycle about 350 d. YYYYMMDD(UT) mag observer 20221111.3104 16.660zr (ZTF Alert DC mag (Masci+ 2019))

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[vsnet-campaign-dn 16588] CRTS J223233.7+185036 relatively rare outburst
by Taichi Kato 14 Nov '22

14 Nov '22

CRTS J223233.7+185036 relatively rare outburst YYYYMMDD(UT) mag observer 20221111.1643 17.003zr (ZTF Alert DC mag (Masci+ 2019)) 20221111.2250 16.365zg (ZTF Alert DC mag (Masci+ 2019))

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[vsnet-campaign-dn 16587] ATLAS17ftx possible superoutburst
by Taichi Kato 13 Nov '22

13 Nov '22

ATLAS17ftx possible superoutburst Suspected type from ZTF data. Supercycle 450-630 d (SW UMa-like). YYYYMMDD(UT) mag observer 20220825.6984 <169C (Masayuki Moriyama) 20221111.1795 15.580zg (ZTF Alert DC mag (Masci+ 2019))

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[vsnet-campaign-dn 16586] CH Her: SU UMa star?
by Taichi Kato 12 Nov '22

12 Nov '22

CH Her: SU UMa star? ZTF data look like that of an SU UMa star with supercyccles of 130-160 d. The 2022 Sep.-Oct. outburst appears to have been a superoutburst YYYYMMDD(UT) mag observer 20220920.1748 19.641zr (ZTF Alert DC mag (Masci+ 2019)) 20220920.5144 <148c (Yutaka Maeda) 20220922.1615 19.333zr (ZTF Alert DC mag (Masci+ 2019)) 20220922.1716 20.380zg (ZTF Alert DC mag (Masci+ 2019)) 20220924.1567 14.948zr (ZTF Alert DC mag (Masci+ 2019)) 20220924.2288 14.653zg (ZTF Alert DC mag (Masci+ 2019)) 20220924.448 151C (Mitsutaka Hiraga) 20220926.1534 14.669zg (ZTF Alert DC mag (Masci+ 2019)) 20220926.2039 14.741zr (ZTF Alert DC mag (Masci+ 2019)) 20220927.6094 147C (Masayuki Moriyama) 20220928.1397 14.969zr (ZTF Alert DC mag (Masci+ 2019)) 20220928.1587 14.842zg (ZTF Alert DC mag (Masci+ 2019)) 20220929.5011 <153c (Yutaka Maeda) 20220929.5470 <143cG (Yutaka Maeda) 20220929.551 154C (Mitsutaka Hiraga) 20220929.6078 <150C (Masayuki Moriyama) 20220930.6203 15.58C (Masayuki Moriyama) 20221001.1637 15.126zg (ZTF Alert DC mag (Masci+ 2019)) 20221001.5794 15.74C (Masayuki Moriyama) 20221003.487 157C (Mitsutaka Hiraga) 20221005.1877 17.268zr (ZTF Alert DC mag (Masci+ 2019)) 20221005.2350 17.328zg (ZTF Alert DC mag (Masci+ 2019)) 20221005.4902 170:C (Masayuki Moriyama) 20221007.1403 18.142zr (ZTF Alert DC mag (Masci+ 2019))

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[vsnet-campaign-dn 16585] SDSS J203501.46-001946.1 outburst
by Taichi Kato 11 Nov '22

11 Nov '22

SDSS J203501.46-001946.1 outburst Relatively bright. Subtype unknown. YYYYMMDD(UT) mag observer 20221012.1457 18.022zg (ZTF Alert DC mag (Masci+ 2019)) 20221014.1459 17.930zg (ZTF Alert DC mag (Masci+ 2019)) 20221014.1772 17.847zr (ZTF Alert DC mag (Masci+ 2019)) 20221017.1304 18.871zg (ZTF Alert DC mag (Masci+ 2019)) 20221019.1659 17.866zr (ZTF Alert DC mag (Masci+ 2019)) 20221021.1631 17.841zr (ZTF Alert DC mag (Masci+ 2019)) 20221031.1510 18.060zg (ZTF Alert DC mag (Masci+ 2019)) 20221106.1099 16.739zg (ZTF Alert DC mag (Masci+ 2019)) 20221106.1939 16.847zr (ZTF Alert DC mag (Masci+ 2019)) 20221108.457 158C (Mitsutaka Hiraga)

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