February 2023 - vsnet-alert - ooruri.kusastro.kyoto-u.ac.jp

[vsnet-alert 27390] CI UMa likely superoutburst
by Taichi Kato 09 Feb '23

09 Feb '23

CI UMa likely superoutburst Known SU UMa star. YYYYMMDD(UT) mag observer 20230123.981 <147 (Gary Poyner) 20230128.3032 19.091zr (ZTF Alert DC mag (Masci+ 2019)) 20230130.6772 <159c (Yutaka Maeda) 20230204.6714 <157c (Yutaka Maeda) 20230205.062 <147 (Gary Poyner) 20230207.7116 143:c (Yutaka Maeda) 20230207.7673 146C (Masayuki Moriyama)

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[vsnet-alert 27389] ASASSN-16nw superoutburst
by Taichi Kato 09 Feb '23

09 Feb '23

ASASSN-16nw superoutburst Known SU UMa star. YYYYMMDD(UT) mag observer 20230128.1390 15.509zg (ZTF Alert DC mag (Masci+ 2019)) 20230128.2035 15.640zr (ZTF Alert DC mag (Masci+ 2019)) 20230203.1858 16.373zr (ZTF Alert DC mag (Masci+ 2019)) 20230205.1948 16.430zg (ZTF Alert DC mag (Masci+ 2019)) 20230205.2423 16.536zr (ZTF Alert DC mag (Masci+ 2019))

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[vsnet-alert 27388] ASASSN-15ok superoutburst continues
by Taichi Kato 07 Feb '23

07 Feb '23

ASASSN-15ok superoutburst continues (Known SU UMa star) YYYYMMDD(UT) mag observer 20230131.531 133 (Rod Stubbings) 20230202.053 13.62C (Gary Poyner) 20230202.0562 13.63cG (Masao Funada) 20230206.469 140 (Rod Stubbings) 20230207.460 142 (Rod Stubbings)

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[vsnet-alert 27387] Re: V359 Cen possible superoutburst
by Taichi Kato 07 Feb '23

07 Feb '23

Re: V359 Cen possible superoutburst Indeed superoutburst. YYYYMMDD(UT) mag observer 20230129.9587 19.196c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230129.9764 19.172c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230129.9796 18.976c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.0049 19.126c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230201.2372 18.962o (ATLAS Forced Photometry (Tonry+2018, PASP 130, … [View More]

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[vsnet-alert 27386] V359 Cen possible superoutburst
by Taichi Kato 07 Feb '23

07 Feb '23

V359 Cen possible superoutburst YYYYMMDD(UT) mag observer 20230105.2354 <177C (Masao Funada) 20230107.3118 <180C (Masao Funada) 20230107.8784 <148C (Masayuki Moriyama) 20230114.3260 <182C (Masao Funada) 20230120.8920 <151C (Masayuki Moriyama) 20230205.2334 14.34cG (Masao Funada)

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[vsnet-alert 27385] ASASSN-15cc bright outburst?
by Taichi Kato 07 Feb '23

07 Feb '23

ASASSN-15cc bright outburst? YYYYMMDD(UT) mag observer 20230116.0833 <182C (Eddy Muyllaert) 20230120.7161 <146c (Yutaka Maeda) 20230121.7036 <154c (Yutaka Maeda) 20230130.6035 <159c (Yutaka Maeda) 20230202.6035 <154c (Yutaka Maeda) 20230204.5955 138:cG (Yutaka Maeda) 20230205.6115 136:cG (Yutaka Maeda)

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[vsnet-alert 27383] CE UMa outburst?
by Taichi Kato 06 Feb '23

06 Feb '23

CE UMa outburst? Maeda-san, could you provide astrometry of the outbursting object? YYYYMMDD(UT) mag observer 20230120.7477 <161c (Yutaka Maeda) 20230120.8746 <173C (Masayuki Moriyama) 20230204.6798 161:c (Yutaka Maeda)

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[vsnet-alert 27382] ASASSN-17qh outburst?
by Taichi Kato 06 Feb '23

06 Feb '23

ASASSN-17qh outburst? I'm not sure. YYYYMMDD(UT) mag observer 20230130.6301 <162c (Yutaka Maeda) 20230202.6304 <157c (Yutaka Maeda) 20230203.149 <16.40C (Gary Poyner) 20230203.1493 <172C (Masao Funada) 20230204.6224 133cG (Yutaka Maeda)

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[vsnet-alert 27381] CRTSJ102842.9-081927 likely superoutburst
by Taichi Kato 06 Feb '23

06 Feb '23

CRTSJ102842.9-081927 likely superoutburst EI Psc star. YYYYMMDD(UT) mag observer 20230120.6713 <155c (Yutaka Maeda) 20230121.4004 19.496zg (ZTF Alert DC mag (Masci+ 2019)) 20230121.6580 <153c (Yutaka Maeda) 20230125.3594 19.329zg (ZTF Alert DC mag (Masci+ 2019)) 20230125.4223 18.608zr (ZTF Alert DC mag (Masci+ 2019)) 20230130.6601 <146c (Yutaka Maeda) 20230202.3098 15.668zr (ZTF Alert DC mag (Masci+ 2019)) 20230202.3165 15.437zg (ZTF Alert DC mag (Masci+… [View More]

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[vsnet-alert 27380] Gaia16ahn possible superoutburst
by Taichi Kato 06 Feb '23

06 Feb '23

Gaia16ahn possible superoutburst Likely SU UMa star from ZTF data. Likely superoutburst in 2022 Julu-Aug. The current outburst is fainter. YYYYMMDD(UT) mag observer 20230128.1410 18.088zg (ZTF Alert DC mag (Masci+ 2019)) 20230128.2015 17.611zr (ZTF Alert DC mag (Masci+ 2019)) 20230202.1541 16.656zg (ZTF Alert DC mag (Masci+ 2019))

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vsnet-alert February 2023