[vsnet-newvar 7999] Gaia21apv = ZTFJ175758.83+242427.3

Taichi Kato tkato at kusastro.kyoto-u.ac.jp
Sat Feb 6 10:04:07 JST 2021


Gaia21apv = ZTFJ175758.83+242427.3

http://gsaweb.ast.cam.ac.uk/alerts/alert/Gaia21apv/
Gaia21apv	AT2021bur	2021-02-04 02:48:55	269.49515	24.40750	15.97	17.10	0.42	unknown	2021-02-05 10:10:38	variable blue source brightens above previous level, GALEX detection, candidate CV

2MASS 175758.853 +242427.51 (2000.0) 15.247 15.014 14.957 
175758.8 +242427 (2000.0) Gaia_DR2_4580881692647497216 DR2_STS g=17.533(0.641) Mowlavi2020 
175758.8 +242427 (2000.0) ZTFJ175758.83+242427.3 r=16.952 (16.214-18.452) P=1.1699 
175758.8 +242427 (2000.0) Gaia_DR2_4580881692647497216 DR2_STS g=17.533(0.641) Mowlavi2020 
175758.844 +242427.15 (2000.0) Gaia_DR2_4580881692647497088 plx=2.139(0.079) dismod=8.3 pmra=-10.498(0.096) pmdec=-18.194(0.143) G=17.533 BP=17.520 RP=16.825
175758.843 +242427.14 (2000.0) Gaia_EDR3_4580881692647497088 plx=2.174(0.057) dismod=8.3 pmra=-10.604(0.048) pmdec=-18.079(0.062) G=17.347 BP=17.387 RP=16.829

   The large-amplitude variability was already pointed out
by ZTF.  Also pointed out by Mowlavi et al. (2020).
Outburst in 2MASS?



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