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

[vsnet-newvar 9516] ZTF19abcptgc long rebrightening
by Taichi Kato 15 Nov '22

15 Nov '22

ZTF19abcptgc long rebrightening WZ Sge star? YYYYMMDD(UT) mag observer 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))

1 0

[vsnet-newvar 9515] ZTF19abcptgc likely superoutburst
by Taichi Kato 15 Nov '22

15 Nov '22

ZTF19abcptgc likely superoutburst Type from ZTF data. Supercycle about 280 d. YYYYMMDD(UT) mag observer 20221112.1643 16.302zg (ZTF Alert DC mag (Masci+ 2019))

1 0

[vsnet-newvar 9514] ZTF18abmeeni possible superoutburst
by Taichi Kato 15 Nov '22

15 Nov '22

ZTF18abmeeni possible superoutburst Type from ZTF data. YYYYMMDD(UT) mag observer 20221112.1092 17.017zr (ZTF Alert DC mag (Masci+ 2019))

1 0

[vsnet-newvar 9513] 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))

1 0

[vsnet-newvar 9512] 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))

1 0

[vsnet-newvar 9511] 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))

1 0

[vsnet-newvar 9510] ASASSN-20bc: UGSU:+E
by Taichi Kato 15 Nov '22

15 Nov '22

ASASSN-20bc: UGSU:+E From ZTF data. Eclipsing with Porb=0.0602790(1) d.

1 0

[vsnet-newvar 9509] 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))

1 0

[vsnet-newvar 9508] SDSS J090113.51+144704.6: Z Cam
by Taichi Kato 14 Nov '22

14 Nov '22

SDSS J090113.51+144704.6: Z Cam From ZTF data. Dwarf nova state in late 2020-early 2021.

1 0

[vsnet-newvar 9507] SDSS J094558.24+292253.2: Porb
by Taichi Kato 14 Nov '22

14 Nov '22

SDSS J094558.24+292253.2: Porb From ZTF data. Porb=0.2467188(9) d. Double-wave large-amplitude peaks (full amplitude of 0.4 mag). Depths of minima differ and the half period is unlikely. Slightly eclipsing? M_V suggests a quiescent dwarf nova with a low Mdot.

1 0