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

[vsnet-alert 27750] V1000 Aql: IW And-type standstill and dip
by Taichi Kato 15 May '23

15 May '23

V1000 Aql: IW And-type standstill and dip Not unprecedented. Long standstill in this object is relatively rare. YYYYMMDD(UT) mag observer 20230403.0968 16.028g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230406.0970 16.045g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230408.4632 16.501zr (ZTF Alert DC mag (Masci+ 2019)) 20230410.3224 16.209g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230410.4215 16.768zr (ZTF Alert DC mag (Masci+ 2019)) 20230413.3067 15.943g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230415.5170 15.934g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230415.8282 <168C (Masayuki Moriyama) 20230417.4558 16.798zr (ZTF Alert DC mag (Masci+ 2019)) 20230417.4818 16.542zg (ZTF Alert DC mag (Masci+ 2019)) 20230419.0709 15.854g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230420.3968 15.674g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230420.4609 16.450zr (ZTF Alert DC mag (Masci+ 2019)) 20230422.3994 15.233g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230422.4586 15.602zg (ZTF Alert DC mag (Masci+ 2019)) 20230424.4166 15.305g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230425.4531 15.952zr (ZTF Alert DC mag (Masci+ 2019)) 20230425.4739 15.827zg (ZTF Alert DC mag (Masci+ 2019)) 20230427.4220 16.959zg (ZTF Alert DC mag (Masci+ 2019)) 20230427.4726 17.869zr (ZTF Alert DC mag (Masci+ 2019)) 20230429.0579 <17.242g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230429.4487 19.249zg (ZTF Alert DC mag (Masci+ 2019)) 20230504.0210 <14.822g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230504.0210 <14.919g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230504.0210 <15.386g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230505.2419 15.488g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230507.2461 16.184g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230510.4626 16.111g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230513.7012 <161C (Masayuki Moriyama)

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[vsnet-alert 27749] NY Her superoutburst
by Taichi Kato 14 May '23

14 May '23

NY Her superoutburst (ER UMa-like object) YYYYMMDD(UT) mag observer 20230503.4169 18.477zr (ZTF Alert DC mag (Masci+ 2019)) 20230504.3777 <16.992g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230508.3743 15.822g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230509.3606 15.975g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230509.6196 159:c (Yutaka Maeda) 20230510.5690 16.056g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230510.6718 163:C (Masayuki Moriyama) 20230511.0804 15.284g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230511.4629 15.963zg (ZTF Alert DC mag (Masci+ 2019)) 20230511.6454 <151c (Yutaka Maeda) 20230513.6119 <156C (Masayuki Moriyama) 20230514.5432 16.323g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014))

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[vsnet-alert 27748] ASASSN-17fo possible superoutburst
by Taichi Kato 14 May '23

14 May '23

ASASSN-17fo possible superoutburst (UGSU+E) YYYYMMDD(UT) mag observer 20230510.3665 <17.776g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230510.5396 <142c (Yutaka Maeda) 20230511.5475 <159c (Yutaka Maeda) 20230511.6453 <172C (Masayuki Moriyama) 20230513.5734 16.76C (Masayuki Moriyama) 20230514.3727 16.909g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014))

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[vsnet-alert 27747] ASASSN-14cf likely superoutburst
by Taichi Kato 14 May '23

14 May '23

ASASSN-14cf likely superoutburst Past ASAS-SN data suggests a supercycle of 250 d, but superoutbursts not always occurred at expected epochs. The current one looks like a super. YYYYMMDD(UT) mag observer 20230508.3274 <17.495g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230509.3043 <17.165g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230510.3375 <17.188g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230513.3741 15.161o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230513.3768 15.198o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230513.3972 15.179o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230514.635 149 (Rod Stubbings)

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[vsnet-alert 27746] TCP J18460168-4355383: ATLAS detection
by Taichi Kato 14 May '23

14 May '23

TCP J18460168-4355383: ATLAS detection YYYYMMDD(UT) mag observer 20230513.1919 15.766o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230513.1948 15.740o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230513.2005 15.781o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021))

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[vsnet-alert 27745] ASASSN-14hq outburst
by Taichi Kato 13 May '23

13 May '23

ASASSN-14hq outburst Somewhat atypical behavior. Rising to superoutburst? (UGSU+E) YYYYMMDD(UT) mag observer 20230505.0384 16.817g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230505.0384 16.841g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230505.0384 <16.947g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230505.0384 <17.186g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230505.0384 <17.196g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230505.7248 18.197o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230505.7286 18.416o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230505.7386 18.239o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230505.7438 18.245o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230506.7782 14.202g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230506.7782 14.251g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230506.7782 14.313g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230506.7782 14.342g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230508.7277 15.343g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230508.7277 15.489g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230508.7320 15.498o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.7352 15.519o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.7403 15.569o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.7507 17.104o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230510.7078 <17.073g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230510.7091 <17.448g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230511.7084 17.468c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230511.7136 18.073c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230511.7165 17.668c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230511.7278 17.789c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230512.0088 17.258g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230512.0088 <17.239g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230513.435 158 (Rod Stubbings)

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[vsnet-alert 27744] V344 Pav likely superoutburst
by Taichi Kato 13 May '23

13 May '23

V344 Pav likely superoutburst YYYYMMDD(UT) mag observer 20230506.3045 <16.898g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230506.3045 <17.263g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230513.590 144 (Rod Stubbings)

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[vsnet-alert 27743] Re: QS Tel low state (polar)
by Taichi Kato 13 May '23

13 May '23

Re: QS Tel low state (polar) There was apparently a problem with upper limits of ASAS-SN Sky Patrol Photom. DB. Not so faint in ATLAS (not in low state).

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[vsnet-alert 27742] TCP J11260724-5706041 ATLAS datection
by Taichi Kato 13 May '23

13 May '23

TCP J11260724-5706041 ATLAS datection http://cbat.eps.harvard.edu/unconf/followups/J11260724-5706041.html YYYYMMDD(UT) mag observer 20230508.8525 15.739o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.8602 15.681o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.8635 15.682o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.8750 15.573o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) Past outburst YYYYMMDD(UT) mag observer 20220428.9051 15.241o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20220428.9084 15.258o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20220428.9135 15.230o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20220428.9237 15.240o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20220501.0817 17.480o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20220501.0845 17.420o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20220501.0896 17.717o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20220501.1002 17.512o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20220505.1689 18.856o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20220505.1773 19.026o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021))

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[vsnet-alert 27741] Re: CRTS J165803.7+143634 likely superoutburst
by Taichi Kato 13 May '23

13 May '23

Re: CRTS J165803.7+143634 likely superoutburst More data: 20230506.3113 <16.402g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230506.9851 17.498o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230506.9869 17.498o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230507.0084 17.630o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230507.0237 17.255o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230507.3891 15.543g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230507.3891 15.635g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230508.2786 16.168o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.3135 16.166o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.3167 16.190o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.3247 16.203o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230510.2722 16.165o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230510.3006 16.322o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230510.3038 16.485o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230510.5652 15.828g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230510.6390 16.55C (Masayuki Moriyama) 20230511.4579 15.914zg (ZTF Alert DC mag (Masci+ 2019)) 20230511.4892 16.177g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230511.7483 16.02C (Masayuki Moriyama)

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