[vsnet-alert 25182] ZTF19aadqrmz = ASASSN-20qp

Kojiguchi kojiguchi at kusastro.kyoto-u.ac.jp
Tue Jan 5 08:18:21 JST 2021


ZTF19aadqrmz = ASASSN-20qp

     Large outburst amplitude of 6.6 mag. Probably superoutburst.

ASASSN-20qp --- ------- 7:7:8.03 -0:56:40.9 2020-12-31.95 14.02 -------
CV candidate, in TESS, matches to PS1 g=20.6, g>16.9 on 2020-12-29.19, 
g=14.1 on 2020-12-30.46, g=14.3 on 2020-12-31.95, g=14.4 on 
2021-01-01.80, g=14.4 on 2021-01-02.06, g=14.8 on 2021-01-04.49.

Lasair:
https://lasair.roe.ac.uk/object/ZTF19aadqrmz/

ASASSN Sky Patrol:
https://asas-sn.osu.edu/light_curves/4e7503ad-458d-4c86-90e4-9cd2d4dc071f

2019: probably normal outburst
ASASSN-20qp 20190119.3 <160g ASN
ASASSN-20qp 20190120.3 15.050zr ZTF
ASASSN-20qp 20190121.3 15.843zr ZTF
ASASSN-20qp 20190122.1 17.052zr ZTF
ASASSN-20qp 20190122.2 16.893zg ZTF
ASASSN-20qp 20190123.1 <162g ASN
ASASSN-20qp 20190124.2 19.626zg ZTF
ASASSN-20qp 20190124.3 19.513zr ZTF

2020--2021: probably superoutburst
ASASSN-20qp 20201229.2 <15.711g ASN
ASASSN-20qp 20201230.5 14.027g ASN
ASASSN-20qp 20201231.3 14.191g ASN
ASASSN-20qp 20210101.3 14.258g ASN
ASASSN-20qp 20210102.1 14.244g ASN
ASASSN-20qp 20210104.5 14.662g ASN

IDs:
070708.015 -005641.10 (2000.0) Gaia_DR2_3109614703798504320 
plx=1.082(1.251) dismod=9.8 pmra=-19.040(3.874) pmdec=5.304(2.820) 
G=20.550 BP=20.488 RP=20.543
070708.023  -005641.19 (2000.0) Gaia_EDR3_3109614703798504320 
plx=1.8549(0.9772) pmra=-13.953(1.226) pmdec=6.182(1.178) G=20.422 
BP=20.573 RP=20.391 BP-RP=0.183
070708.013  -005641.10 (2000.0) PS1_106861067834186758 g=20.6000(0.0244) 
r=20.5590(0.0426) i=20.6662(0.0342) z=20.4804(0.0449)



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