March 2023 - vsnet-campaign-dn - ooruri.kusastro.kyoto-u.ac.jp

[vsnet-campaign-dn 17031] Wils_SDSSJ074859.55+312512.6 superoutburst
by Taichi Kato 08 Mar '23

08 Mar '23

Wils_SDSSJ074859.55+312512.6 superoutburst UGSU+E YYYYMMDD(UT) mag observer 20230305.5949 <156c (Yutaka Maeda) 20230306.0679 15.595o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230306.0768 15.568o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230306.0799 15.633o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230306.0998 15.721o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230306.3344 15.847o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230306.3550 15.570o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230306.6215 <149c (Yutaka Maeda)

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[vsnet-campaign-dn 17030] PB6108: high-peak and long-tail outburst in 2022 July
by Taichi Kato 08 Mar '23

08 Mar '23

PB6108: high-peak and long-tail outburst in 2022 July Resembles the 2021 May outburst of DO Dra, but the color of PB6108 suggests otherwise. YYYYMMDD(UT) mag observer 20220726.5737 18.207o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220726.5769 18.152o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220726.5922 18.055o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220726.6011 17.828o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220727.3851 18.180o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220727.3885 18.110o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220727.3961 18.040o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220727.4217 17.938zr (ZTF Alert DC mag (Masci+ 2019)) 20220727.4217 18.065zr (Zwicky Transient Facility (Masci et al., 2019)) 20220727.4466 18.390zg (ZTF Alert DC mag (Masci+ 2019)) 20220727.4466 18.444zg (Zwicky Transient Facility (Masci et al., 2019)) 20220728.5661 18.118c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220728.5692 18.272c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220728.5747 18.331c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220728.5801 18.366c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220730.4016 17.209zr (Zwicky Transient Facility (Masci et al., 2019)) 20220731.3699 15.461c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220731.3735 15.415c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220731.4019 15.207c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220731.4079 15.399c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220801.4542 16.332c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220801.4574 16.531c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220801.4610 16.532c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220801.4848 16.374c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220801.6290 16.483c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220804.4363 17.026zg (Zwicky Transient Facility (Masci et al., 2019)) 20220804.4442 16.837zr (Zwicky Transient Facility (Masci et al., 2019)) 20220805.5747 16.956c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220805.5778 17.124c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220805.5837 16.849c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220805.6026 16.925c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220806.1057 16.515c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220806.1091 16.426c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220806.1149 16.443c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220806.1264 16.259c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220807.4218 16.389zg (ZTF Alert DC mag (Masci+ 2019)) 20220807.4218 16.434zg (Zwicky Transient Facility (Masci et al., 2019)) 20220807.4450 16.747zr (ZTF Alert DC mag (Masci+ 2019)) 20220807.4450 16.770zr (Zwicky Transient Facility (Masci et al., 2019)) 20220808.2850 16.549o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220808.2882 16.445o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220808.3030 16.636o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220808.3080 16.511o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220809.4397 16.564o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220809.4415 16.642o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220809.4616 16.774o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220809.4698 16.672o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220810.0422 16.431o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220810.0449 16.216o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220810.0540 16.651o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220810.4196 17.003zg (ZTF Alert DC mag (Masci+ 2019)) 20220810.4196 17.030zg (Zwicky Transient Facility (Masci et al., 2019)) 20220810.4580 17.008zr (ZTF Alert DC mag (Masci+ 2019)) 20220810.4580 17.039zr (Zwicky Transient Facility (Masci et al., 2019)) 20220811.4991 16.510o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220811.5009 16.790o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220811.5068 16.876o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220812.4171 17.174zr (ZTF Alert DC mag (Masci+ 2019)) 20220812.4171 17.257zr (Zwicky Transient Facility (Masci et al., 2019)) 20220812.4575 17.170zg (ZTF Alert DC mag (Masci+ 2019)) 20220812.4575 17.187zg (Zwicky Transient Facility (Masci et al., 2019)) 20220813.5064 16.799o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220813.5082 16.789o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220813.5141 17.061o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220813.5195 17.083o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220817.4348 18.085zr (ZTF Alert DC mag (Masci+ 2019)) 20220817.4348 18.158zr (Zwicky Transient Facility (Masci et al., 2019)) 20220817.5334 18.271o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220817.5352 18.075o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220817.5384 17.925o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20220817.5642 18.074o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505))

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[vsnet-campaign-dn 17029] MASTER OT J055845.55+391533.4: oscillation-type rebrightening
by Taichi Kato 08 Mar '23

08 Mar '23

MASTER OT J055845.55+391533.4: oscillation-type rebrightening Itoh-san, Kiyota-san and Vihorlat Observatory team have reported further observations. This object shows oscillation-type rebrightening after the dips. This feature was also present in the past ATLAS data. Strange object.

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[vsnet-campaign-dn 17028] Re: Wils_SDSSJ075107.50+300628.4: likely superoutburst
by Taichi Kato 08 Mar '23

08 Mar '23

Re: Wils_SDSSJ075107.50+300628.4: likely superoutburst > Almost superoutburst-only object with a short supercycle. > Superoutburst? in 2022 Oct. Indeed very likely for both. Very few normal outbursts were recorded in ATLAS despite the short supercycle. YYYYMMDD(UT) mag observer 20230302.5894 <156c (Yutaka Maeda) 20230304.5793 <151c (Yutaka Maeda) 20230305.5957 144c (Yutaka Maeda) 20230306.3344 15.172o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230306.3550 15.124o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230306.6223 149:c (Yutaka Maeda)

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[vsnet-campaign-dn 17027] Re: Gaia23azk
by Taichi Kato 08 Mar '23

08 Mar '23

Re: Gaia23azk No past activity in ASAS-SN/ATLAS. https://asas-sn.osu.edu/sky-patrol/coordinate/9c515a17-75cd-480d-98e9-f5a7c…

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[vsnet-campaign-dn 17026] ASASSN-15cv bright outburst?
by Taichi Kato 08 Mar '23

08 Mar '23

ASASSN-15cv bright outburst? Short outburst in 2019. YYYYMMDD(UT) mag observer 20230303.978 <16.30C (Gary Poyner) 20230303.9795 <162cG (Masao Funada) 20230304.5094 <158c (Yutaka Maeda) 20230305.5258 <157c (Yutaka Maeda) 20230306.5525 148:cG (Yutaka Maeda)

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[vsnet-campaign-dn 17025] Wils_SDSSJ075107.50+300628.4: likely superoutburst
by Taichi Kato 08 Mar '23

08 Mar '23

Wils_SDSSJ075107.50+300628.4: likely superoutburst Almost superoutburst-only object with a short supercycle. Superoutburst? in 2022 Oct. YYYYMMDD(UT) mag observer 20230302.5894 <156c (Yutaka Maeda) 20230304.5793 <151c (Yutaka Maeda) 20230305.5957 144c (Yutaka Maeda) 20230306.6223 149:c (Yutaka Maeda)

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[vsnet-campaign-dn 17024] Re: Gaia23azk
by Taichi Kato 08 Mar '23

08 Mar '23

Re: Gaia23azk > Bright transient. What is it? Reddened nova? Emission line in the spectrum? YYYYMMDD(UT) mag observer 20230306.6405 15.094o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230306.6446 15.081o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230306.6519 15.044o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230306.6626 15.040o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230307.3733 14.790o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230307.3751 14.869o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230307.3917 14.823o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505))

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[vsnet-campaign-dn 17023] Gaia23azk
by Taichi Kato 07 Mar '23

07 Mar '23

Gaia23azk Bright transient. What is it? http://gsaweb.ast.cam.ac.uk/alerts/alert/Gaia23azk/ Gaia23azk AT2023ctx 2023-03-05 12:55:35 286.80714 9.48159 13.85 unknown 2023-03-07 12:49:08 Apparently hostless red transient

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[vsnet-campaign-dn 17022] Gaia23azp
by Taichi Kato 07 Mar '23

07 Mar '23

Gaia23azp http://gsaweb.ast.cam.ac.uk/alerts/alert/Gaia23azp/ Gaia23azp AT2023ctz 2023-03-05 16:51:35 300.10042 19.99443 15.33 20.53 0.13 unknown 2023-03-07 12:51:14 ~5 mag outburst in Gaia source

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