The hemispheric asynchrony of polar faculae during solar cycles 19-22

被引:14
作者
Deng, L. H. [1 ,2 ]
Qu, Z. Q. [1 ]
Liu, T. [3 ]
Huang, W. J. [4 ]
机构
[1] Chinese Acad Sci, Yunnan Astron Observ, Natl Astron Observ, Kunming 650011, Peoples R China
[2] Chinese Acad Sci, Grad Sch, Beijing 100049, Peoples R China
[3] Huazhong Univ Sci & Technol, Wuhan Natl Lab Optoelect, Wuhan 430074, Peoples R China
[4] Kunming Univ Sci & Technol, Oxbridge Coll, Kunming 650106, Peoples R China
基金
中国国家自然科学基金;
关键词
Sun: faculae; Magnetic fields; Methods: data analysis; NORTH-SOUTH ASYMMETRY; NUMBERS R-N; SUNSPOT NUMBERS; MAGNETIC-FIELD; PHASE RELATIONSHIP; BUTTERFLY DIAGRAM; CORONAL INDEX; ROTATION; LATITUDE; FLUX;
D O I
10.1016/j.asr.2012.08.013
中图分类号
V [航空、航天];
学科分类号
08 ; 0825 ;
摘要
We investigate the north-south (N-S) asynchrony of the polar faculae and compare it with the hemispheric asynchrony of solar activity at low latitudes. We find that, (1) both the solar activity at high and low latitudes do not synchronously occur in the northern and southern hemispheres, there is phase shifts between the two hemispheres; (2) the N-S asynchrony of the polar faculae is a function of latitudes, implying that the asynchrony of the polar faculae between the two hemispheres is related to the hemispheric asymmetry and latitudinal distribution of the polar faculae. (c) 2012 COSPAR. Published by Elsevier Ltd. All rights reserved.
引用
收藏
页码:87 / 95
页数:9
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