Monitoring and modelling magnetic variability in two white dwarfs with very weak magnetic fields

被引:0
作者
Landstreet, J. D. [1 ,2 ]
Bagnulo, S. [2 ]
Valyavin, G. [3 ]
机构
[1] Univ Western Ontario, Dept Phys & Astron, London, ON N6A 3K7, Canada
[2] Armagh Observ & Planetarium, Coll Hill, Armagh BT61 9DG, North Ireland
[3] RAS, Special Astrophys Observ, Nizhnij Arkhiz 369167, Karachai Cherke, Russia
来源
CONTRIBUTIONS OF THE ASTRONOMICAL OBSERVATORY SKALNATE PLESO | 2018年 / 48卷 / 01期
关键词
white dwarfs; magnetic fields;
D O I
暂无
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We have measured the magnetic field strengths B-z and vertical bar B vertical bar of two very weak field magnetic white dwarfs WD 2047+372 and WD 2359-434, and have used these data to obtain simple magnetic field models.
引用
收藏
页码:284 / 286
页数:3
相关论文
共 5 条
[1]   The FORS1 catalogue of stellar magnetic field measurements [J].
Bagnulo, S. ;
Fossati, L. ;
Landstreet, J. D. ;
Izzo, C. .
ASTRONOMY & ASTROPHYSICS, 2015, 583
[2]   Monitoring and modelling of white dwarfs with extremely weak magnetic fields [J].
Landstreet, J. D. ;
Bagnulo, S. ;
Valyavin, G. ;
Valeev, A. F. .
ASTRONOMY & ASTROPHYSICS, 2017, 607
[3]   Discovery of an extremely weak magnetic field in the white dwarf LTT 16093=WD 2047+372 [J].
Landstreet, J. D. ;
Bagnulo, S. ;
Martin, A. ;
Valyavin, G. .
ASTRONOMY & ASTROPHYSICS, 2016, 591
[4]   A novel and sensitive method for measuring very weak magnetic fields of DA white dwarfs A search for a magnetic field at the 250 G level in 40 Eridani B [J].
Landstreet, J. D. ;
Bagnulo, S. ;
Valyavin, G. G. ;
Gadelshin, D. ;
Martin, A. J. ;
Galazutdinov, G. ;
Semenko, E. .
ASTRONOMY & ASTROPHYSICS, 2015, 580
[5]   On the incidence of weak magnetic fields in DA white dwarfs [J].
Landstreet, J. D. ;
Bagnulo, S. ;
Valyavin, G. G. ;
Fossati, L. ;
Jordan, S. ;
Monin, D. ;
Wade, G. A. .
ASTRONOMY & ASTROPHYSICS, 2012, 545