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

[vsnet-newvar 9241] Gaia19akm: polar
by Taichi Kato 10 Apr '22

10 Apr '22

Gaia19akm: polar From ZTF data. Porb=0.0732917(2) d. Double-peaked maximum. Total amplitude 1.7 mag. Possible eclipse?

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[vsnet-newvar 9240] Gaia19apj: IW And star
by Taichi Kato 10 Apr '22

10 Apr '22

Gaia19apj: IW And star From ZTF data. Typical behavior in 2019.

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[vsnet-newvar 9239] Gaia19bwe: polar
by Taichi Kato 10 Apr '22

10 Apr '22

Gaia19bwe: polar From ZTF data. Porb=0.0799552(3) d. Single maximum, large amplitude (2.0 mag).

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[vsnet-newvar 9238] ASASSN-20pv brightening
by Taichi Kato 10 Apr '22

10 Apr '22

ASASSN-20pv brightening (Likely AM CVn, superpoutburst in 2022 Jan.) YYYYMMDD(UT) mag observer 20220323.414 154 (Rod Stubbings) 20220325.432 154 (Rod Stubbings) 20220326.401 154 (Rod Stubbings) 20220328.412 155 (Rod Stubbings) 20220331.403 154 (Rod Stubbings) 20220409.626 148 (Rod Stubbings)

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[vsnet-newvar 9237] ASASSN-14dw superoutburst
by Taichi Kato 10 Apr '22

10 Apr '22

ASASSN-14dw superoutburst YYYYMMDD(UT) mag observer 20220331.458 158 (Rod Stubbings) 20220407.403 143 (Rod Stubbings) 20220409.462 144 (Rod Stubbings)

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[vsnet-newvar 9236] Re: 6dFg2044559-115154 outburst
by Taichi Kato 10 Apr '22

10 Apr '22

Re: 6dFg2044559-115154 outburst ASASS-SN: https://asas-sn.osu.edu/sky-patrol/coordinate/f4584dc9-59c4-4c4e-b1e0-42dfc… YYYYMMDD(UT) mag observer 20220406.3526 <16.814g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220406.3539 <16.886g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220406.3552 <17.038g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220408.4770 12.883g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220408.4783 12.856g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220408.4795 12.935g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220408.8129 130:cG (Yutaka Maeda) 20220409.3582 13.376g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220409.3594 13.398g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220409.3607 13.385g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220409.4878 13.335g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220409.4891 13.496g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))

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[vsnet-newvar 9235] Re: CRTS J124507.8-381322: new SU UMa-type dwarf nova
by Taichi Kato 09 Apr '22

09 Apr '22

Re: CRTS J124507.8-381322: new SU UMa-type dwarf nova ASASS-SN: https://asas-sn.osu.edu/sky-patrol/coordinate/46adab6a-7bd0-40c7-99a0-7ad06… Recent data: YYYYMMDD(UT) mag observer 20220402.1612 17.634g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220402.1624 17.499g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220402.1637 <17.510g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220402.2210 17.204g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220402.2223 17.027g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220402.2236 17.147g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220403.1856 17.144g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220403.1869 17.010g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220403.1881 17.287g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220403.2379 17.173g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220403.2392 16.997g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220403.2405 16.840g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220404.1472 16.345g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220404.1484 16.369g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220404.1497 16.339g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220404.1674 16.165g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220404.1687 16.263g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220404.1700 16.075g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220405.0552 12.269g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220405.0565 12.262g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220405.0578 12.261g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220405.0857 12.265g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220405.0870 12.260g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220405.0882 12.261g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220406.0386 12.309g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220406.0399 12.316g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220406.0411 12.327g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220407.1453 12.467g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220407.1466 12.441g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220407.1479 12.440g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220407.408 122 (Rod Stubbings) 20220408.0951 12.272g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220408.0963 12.278g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220408.0976 12.296g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220408.1140 12.462g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220408.1153 12.475g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220408.1165 12.449g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220409.0480 12.603g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220409.0493 12.599g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220409.0505 12.625g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220409.0785 12.466g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220409.0797 12.434g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220409.0810 12.398g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220409.471 125 (Rod Stubbings)

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[vsnet-newvar 9234] 6dFg2044559-115154 outburst
by Taichi Kato 09 Apr '22

09 Apr '22

6dFg2044559-115154 outburst = ASASSN-14ds Subtype unknown. Rapid fading (more than 1 mag/d) was observed in past outbursts. Observations are desired. YYYYMMDD(UT) mag observer 20220408.8129 130:cG (Yutaka Maeda)

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[vsnet-newvar 9233] ASASSN-22eb: superhump period
by Taichi Kato 09 Apr '22

09 Apr '22

ASASSN-22eb: superhump period Josch Hambsch has reported further observations. The superhump period is 0.05919(3) d (amplitude 0.16 mag).

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[vsnet-newvar 9232] CRTS J124507.8-381322: new SU UMa-type dwarf nova
by Taichi Kato 09 Apr '22

09 Apr '22

CRTS J124507.8-381322: new SU UMa-type dwarf nova Josch Hambsch has reported observations. Superhumps with amplitudes of 0.27 mag and a period of 0.08293(3) d were clearly recorded. YYYYMMDD(UT) mag observer 20220223.7654 <163C (Masayuki Moriyama) 20220407.408 122 (Rod Stubbings) 20220409.471 125 (Rod Stubbings)

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vsnet-newvar April 2022