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X Per新发射相的不寻常变化
杭恒荣; 刘庆忠
1997
Source Publication天文学报
ISSN0001-5245
Volume038Issue:004Pages:434
Abstract对XPer新发射相连续四年的光学光谱和近红外光度监测结果,XPer近两年的变化不同寻常,主要表现以下两点:(1)尽管它的光学光度V星等只恢复至失去气壳前的亮度,但Ha发射线等值宽度和近红外,J,H和K光度地超过了历史记录的最大值,分别达到了16.34A和5.3^m,5.3^m和5.1^m,表明XPer新发射相气南的密度和尺度较都大,(2)我们首次观测到XPer近红外光度和Hα发射线等值宽度变化趋势
Language英语
Document Type期刊论文
Identifierhttp://libir.pmo.ac.cn/handle/332002/30346
Collection中国科学院紫金山天文台
Affiliation中国科学院紫金山天文台
First Author Affilication中国科学院紫金山天文台
Recommended Citation
GB/T 7714
杭恒荣,刘庆忠. X Per新发射相的不寻常变化[J]. 天文学报,1997,038(004):434.
APA 杭恒荣,&刘庆忠.(1997).X Per新发射相的不寻常变化.天文学报,038(004),434.
MLA 杭恒荣,et al."X Per新发射相的不寻常变化".天文学报 038.004(1997):434.
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