April 2022 - vsnet-newvar - ooruri.kusastro.kyoto-u.ac.jp

[vsnet-newvar 9179] ZTF19aalcbft: NL+E+VY?
by Taichi Kato 05 Apr '22

05 Apr '22

ZTF19aalcbft: NL+E+VY? From ZTF data. Porb=0.0935837(1) d. Shallow low state was present in 2019-2020.

1 0

[vsnet-newvar 9178] ZTF18acvsxdl: polar
by Taichi Kato 05 Apr '22

05 Apr '22

ZTF18acvsxdl: polar From ZTF data. Porb=0.1177651(2) d. Single peak per cycle.

1 0

[vsnet-newvar 9177] ZTF18acvestb: polar
by Taichi Kato 05 Apr '22

05 Apr '22

ZTF18acvestb: polar From ZTF data. Porb=0.0682403(1) d. Single peak per cycle.

1 0

[vsnet-newvar 9176] ZTF18acuhrvm: polar
by Taichi Kato 05 Apr '22

05 Apr '22

ZTF18acuhrvm: polar From ZTF data. Porb=0.0886820(6) d. Single peak per cycle.

1 0

[vsnet-newvar 9175] 2MASS J23430113+5214305
by Taichi Kato 05 Apr '22

05 Apr '22

2MASS J23430113+5214305: IW And star From ZTF data. IW And state in 2020 June-Aug. Low-amplitude dwarf nova (heartbeat?) in 2018-2019.

1 0

[vsnet-newvar 9174] 1RXS J060033.1-270918: period
by Taichi Kato 05 Apr '22

05 Apr '22

1RXS J060033.1-270918: period From ZTF data. Porb=0.0546529(1) d. Single maximum per cycle.

1 0

[vsnet-newvar 9173] NGCA-V19: polar
by Taichi Kato 05 Apr '22

05 Apr '22

NGCA-V19: polar From ZTF data. Porb=0.0557435(1) d. Broad single maximum per cycle.

1 0

[vsnet-newvar 9172] ASASSN-18jc superoutburst
by Taichi Kato 05 Apr '22

05 Apr '22

ASASSN-18jc superoutburst YYYYMMDD(UT) mag observer 20220315.8198 <147c (Yutaka Maeda) 20220316.7929 <135c (Yutaka Maeda) 20220401.7444 142c (Yutaka Maeda) 20220401.7444 142c (Yutaka Maeda) 20220403.7470 142cG (Yutaka Maeda) 20220403.7470 142cG (Yutaka Maeda) Gaia22bhj AT2022gjk 2022-03-25 16:19:00 260.08954 -15.15801 13.44 19.23 0.15 CV 2022-04-04 08:06:21 6 mag outburst in confirmed CV ASASSN-18jc http://gsaweb.ast.cam.ac.uk/alerts/alert/Gaia22bhj/

1 0

[vsnet-newvar 9171] Exuzyan4: polar
by Taichi Kato 04 Apr '22

04 Apr '22

Exuzyan4: polar From ZTF data. Porb=0.0682588(1) d. High and low states. Two maxima per cycle.

1 0

[vsnet-newvar 9170] DDE 48: ER UMa + Z Cam star
by Taichi Kato 04 Apr '22

04 Apr '22

DDE 48: ER UMa + Z Cam star From ZTF data. Standstill in 2019 Dec.-2020 May. Supercycle 55 d and long superoutbursts. Time-resolved photometry during superoutbursts have not been yet obtained. Bright (15-16 mag) and needs more attention.

1 0

2025

2024

2023

2022

2021

vsnet-newvar April 2022