November 2021 - vsnet-alert - ooruri.kusastro.kyoto-u.ac.jp

[vsnet-alert 26441] ASASSN-13bo most likely superoutburst
by Taichi Kato 17 Nov '21

17 Nov '21

ASASSN-13bo most likely superoutburst Not well observed during a past superoutburst. YYYYMMDD(UT) mag observer 20211031.6677 <160c (Yutaka Maeda) 20211101.6777 <166C (Masayuki Moriyama) 20211101.6817 <160c (Yutaka Maeda) 20211102.6553 <157c (Yutaka Maeda) 20211103.6606 <154c (Yutaka Maeda) 20211104.6505 <161c (Yutaka Maeda) 20211106.6596 <159c (Yutaka Maeda) 20211114.6563 148:c (Yutaka Maeda) 20211115.6502 151:cG (Yutaka Maeda)

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[vsnet-alert 26440] ASASSN-21uy
by Taichi Kato 16 Nov '21

16 Nov '21

ASASSN-21uy ASASSN-21uy --- ------- 23:34:19.76 -36:45:26.3 2021-11-14.16 13.95 SDSS DSS VIZIER ------- CV candidate, matches to GAIA DR2 G=20.3, g>17.5 on 2021-11-13.15, g=14.3 on 2021-11-14.17, g=14.2 on 2021-11-14.19. ASASSN-21uy 20211113.15 <175g ASN ASASSN-21uy 20211114.17 143g ASN ASASSN-21uy 20211114.19 142g ASN 233419.754 -364526.32 (2000.0) Gaia_DR2_6539072280638089984 plx=2.847(1.019) dismod=7.7 pmra=18.948(1.149) pmdec=-1.410(1.268) G=20.290 BP=20.299 RP=20.018 233419.755 -364526.32 (2000.0) Gaia_EDR3_6539072280638089984 plx=2.583(0.567) dismod=7.9 pmra=18.152(0.494) pmdec=-1.203(0.699) G=20.220 BP=20.259 RP=20.207

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[vsnet-alert 26439] CRTS J050526.8+083415 rare outburst
by Taichi Kato 16 Nov '21

16 Nov '21

CRTS J050526.8+083415 rare outburst Not seen in outburst in past ZTF data. YYYYMMDD(UT) mag observer 20211112.3783 16.173zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20211114.4053 15.037zg (Zwicky Transient Facility Lasair (Masci+ 2019))

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[vsnet-alert 26415] Re: AY Ori
by Taichi Kato 16 Nov '21

16 Nov '21

Re: AY Ori > According to Kojima-san, AY Ori (CTTS) has brightened to 13.7 mag. > This brightening was also detected by ASAS-SN EX Lup-type outburst?

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[vsnet-alert 26437] DT Pyx outburst
by Hiroyuki Maehara 15 Nov '21

15 Nov '21

Kaneko-san has reported an outburst of DT Pyx (UGSU). object YYYYMMDD(UT) mag code PYXDT 211112.8010 <148c Shk PYXDT 211112.8013 <149c Shk PYXDT 211114.7963 120c Shk PYXDT 211114.7967 121c Shk Observer: Shizuo Kaneko (Shizuoka, Japan) Instruments: f.l.=200mm(F=3.0) + Canon EOS 6D

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[vsnet-alert 26436] ASASSN-13bd rare outburst
by Taichi Kato 15 Nov '21

15 Nov '21

ASASSN-13bd rare outburst First time since 2013? http://gsaweb.ast.cam.ac.uk/alerts/alert/Gaia21fec/ Gaia21fec AT2021aesn 2021-11-14 03:16:36 359.99171 -12.90909 14.59 20.67 0.20 unknown 2021-11-14 21:45:13 5.5 mag outburst in CV candidate ASASSN-13bd 235957.996 -125432.68 (2000.0) Gaia_DR2_2421133709694054912 plx=4.258(2.255) dismod=6.9 pmra=20.869(2.914) pmdec=-11.259(1.980) G=20.619 BP=20.789 RP=19.534 235957.998 -125432.68 (2000.0) Gaia_EDR3_2421133709694054912 plx=4.017(1.094) dismod=7.0 pmra=24.424(1.279) pmdec=-9.240(1.155) G=20.576 BP=20.943 RP=19.904 235957.964 -125432.20 (2000.0) GALEX_DR5_6380415586415936295 NUV=21.195(0.164) FUV=21.718(0.250)

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[vsnet-alert 26435] MASTER OT J204723.04+072759.1 likely superoutburst
by Taichi Kato 15 Nov '21

15 Nov '21

MASTER OT J204723.04+072759.1 likely superoutburst Time-resolved photometry is encouraged. YYYYMMDD(UT) mag observer 20211107.4652 <152cG (Yutaka Maeda) 20211111.1108 15.345zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20211112.8542 15.22C (Eddy Muyllaert) 20211112.8566 156cG (Masao Funada) 20211113.1941 15.515zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20211113.8958 15.58C (Eddy Muyllaert) 20211113.896 15.34C (Gary Poyner)

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[vsnet-alert 26434] CRTS J021440.7-265602 outburst
by Taichi Kato 15 Nov '21

15 Nov '21

CRTS J021440.7-265602 outburst Subtype unknown. YYYYMMDD(UT) mag observer 20210902.4201 20.721zg (Zwicky Transient Facility (Masci et al., 2019)) 20210902.4611 20.720zr (Zwicky Transient Facility (Masci et al., 2019)) 20211114.2318 16.296zg (Zwicky Transient Facility Lasair (Masci+ 2019))

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[vsnet-alert 26433] CP Dra outburst
by Taichi Kato 15 Nov '21

15 Nov '21

CP Dra outburst Bright normal? Previous superoutburst in 2021 Mar. YYYYMMDD(UT) mag observer 20211104.8602 <155c (Yutaka Maeda) 20211106.8673 <155c (Yutaka Maeda) 20211113.3885 14.780zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20211113.4084 15.038zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20211113.957 154C (Jeremy Shears)

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[vsnet-alert 26432] CRTS J071924.1+292343 likely superoutburst
by Taichi Kato 15 Nov '21

15 Nov '21

CRTS J071924.1+292343 likely superoutburst Established SU UMa star. YYYYMMDD(UT) mag observer 20211031.4917 19.333zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20211103.4512 19.843zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20211106.4472 19.374zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20211107.4561 19.812zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20211109.3739 17.482zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20211112.4067 17.616zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20211113.3803 16.657zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20211113.4214 16.779zr (Zwicky Transient Facility Lasair (Masci+ 2019))

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vsnet-alert November 2021