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

[vsnet-campaign-dn 16182] V485 Cen superoutburst

by Taichi Kato

V485 Cen superoutburst EI Psc-type object. YYYYMMDD(UT) mag observer 20211218.2709 <168C (Masao Funada) 20211225.3367 14.18C (Masao Funada) 20211227.642 144 (Rod Stubbings) 20211228.658 145 (Rod Stubbings) 20211229.658 145 (Rod Stubbings)

7 months, 3 weeks

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[vsnet-campaign-dn 16381] ASASSN-22fy: new SU UMa-type dwarf nova

by Taichi Kato

ASASSN-22fy: new SU UMa-type dwarf nova Josch Hambsch has reported observations. The object showed clear superhumps on Apr. 29 (period about 0.058 d). Superhumps were not very apparent on Apr. 27.

9 months

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[vsnet-campaign-dn 16380] NSV 35 possible superoutburst

by Taichi Kato

NSV 35 possible superoutburst YYYYMMDD(UT) mag observer 20220425.476 130 (Rod Stubbings)

9 months, 1 week

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[vsnet-campaign-dn 16379] ASASSN-22gb

by Taichi Kato

ASASSN-22gb ASASSN-22gb --- ------- 8:54:25.77 -34:15:46.2 2022-04-25.16 13.58 SDSS DSS VIZIER ------- CV candidate, matches to GAIA DR2 G=21.2, g>17.0 on 2022-04-15.19, g=15.6 on 2022-04-18.93, g=13.8 on 2022-04-24.16, g=14.0 on 2022-04-25.17. ASASSN-22gb 20220415.19 <170g ASN ASASSN-22gb 20220418.93 156g ASN ASASSN-22gb 20220424.16 138g ASN ASASSN-22gb 20220425.17 140g ASN 085425.676 -341546.43 (2000.0) Gaia_DR2_5626121529556586368 plx=-(-) dismod=- pmra=-(-) pmdec=-(-) G=21.206 BP=- RP=- 085425.674 -341546.43 (2000.0) Gaia_EDR3_5626121529556586368 plx=-(-) dismod=- pmra=-(-) pmdec=-(-) G=21.099 BP=20.903 RP=20.232

9 months, 1 week

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[vsnet-campaign-dn 16378] Recent post-superoutburst state of ASASSN-20pv

by Taichi Kato

Recent post-superoutburst state of ASASSN-20pv ASAS-SN data: https://asas-sn.osu.edu/sky-patrol/coordinate/0980265e-027e-4360-92e9-37d65… Fading tail and short outbursts? YYYYMMDD(UT) mag observer 20220422.0026 14.835g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220422.0038 15.042g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220422.2409 15.492g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220422.2422 15.322g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220422.2436 15.395g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220422.606 143 (Rod Stubbings) 20220423.2442 15.314g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220423.2455 15.455g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220423.2468 15.419g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220424.2435 15.497g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220424.592 144 (Rod Stubbings)

9 months, 1 week

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[vsnet-campaign-dn 16377] ASASSN-16it possible superoutburst

by Taichi Kato

ASASSN-16it possible superoutburst YYYYMMDD(UT) mag observer 20220416.8411 <143c (Yutaka Maeda) 20220418.8043 <160c (Yutaka Maeda) 20220419.8084 147:cG (Yutaka Maeda)

9 months, 1 week

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[vsnet-campaign-dn 16376] CRTS J164950.4+035835 superoutburst

by Taichi Kato

CRTS J164950.4+035835 superoutburst YYYYMMDD(UT) mag observer 20220407.6995 <149c (Yutaka Maeda) 20220408.7010 <152c (Yutaka Maeda) 20220409.7001 <147c (Yutaka Maeda) 20220418.6404 132cG (Yutaka Maeda) 20220419.6446 136:cG (Yutaka Maeda)

9 months, 1 week

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[vsnet-campaign-dn 16375] MGAB-V3593 most likely superoutburst

by Taichi Kato

MGAB-V3593 most likely superoutburst YYYYMMDD(UT) mag observer 20220316.8306 <159C (Masayuki Moriyama) 20220409.7840 157C (Masayuki Moriyama) 20220417.3437 14.68C (Masao Funada)

9 months, 1 week

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[vsnet-campaign-dn 16374] ASASSN-14is outburst

by Taichi Kato

ASASSN-14is outburst Possible superoutburst. YYYYMMDD(UT) mag observer 20220407.3580 <161C (Masao Funada) 20220414.2955 <161C (Masao Funada) 20220417.1562 15.54C (Masao Funada)

9 months, 1 week

1
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[vsnet-campaign-dn 16373] V803 Cen: plateau phase

by Taichi Kato

V803 Cen: plateau phase According to observations by Josch Hambsch and Filipp Romanov, the object entered plateau phase late on Apr. 15.

9 months, 2 weeks

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vsnet-campaign-dn April 2022