首页   按字顺浏览 期刊浏览 卷期浏览 Solving the mystery of the periodicity in the Seyfert galaxy NGC 6814
Solving the mystery of the periodicity in the Seyfert galaxy NGC 6814

 

作者: G. Madejski,   C. Done,   T. J. Turner,   R. F. Mushotzky,   P. Serlemitsos,   F. Fiore,   M. Sikora,   M. Begelman,  

 

期刊: AIP Conference Proceedings  (AIP Available online 1994)
卷期: Volume 313, issue 1  

页码: 59-63

 

ISSN:0094-243X

 

年代: 1994

 

DOI:10.1063/1.46743

 

出版商: AIP

 

数据来源: AIP

 

摘要:

The reports of periodic X‐ray emission from the Seyfert galaxy NGC 6814 have motivated a number of exotic models for the active nucleus. We took advantage of the superior sensitivity and the wide field of view of the Position‐Sensitive Proportional Counter on‐board the ROSAT satellite to show that while the nucleus of NGC 6814 is indeed an X‐ray emitter, the periodicity is due to another source, most likely a Galactic cataclysmic variable, ∼37 arc min away. © 1994American Institute of Physics.

 

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