Statistical properties of a blazar sample and comparison of HBLs, LBLs and FSRQs | |
Mao LS(毛李胜)1,2; Xie GZ(谢光中)1,3; Bai JM(白金明)1; Liu HT(刘洪涛)1,2; Mao, LS (reprint author), Chinese Acad Sci, Natl Astron Observ, Yunnan Observ, Kunming 650011, Peoples R China. | |
发表期刊 | CHINESE JOURNAL OF ASTRONOMY AND ASTROPHYSICS |
2005 | |
卷号 | 5期号:5页码:471-486 |
DOI | 10.1088/1009-9271/5/5/005 |
产权排序 | 第1完成单位 |
收录类别 | SCI |
关键词 | Bl Lacertae Objects : General Infrared : Galaxies Methods : Statistical |
摘要 | Making use of the 2MASS Data Release, we have searched for near-infrared (JHK) counterparts to 268 blazars from Donato et al. and obtained 238 counterparts within 5 '' in the area covered by 2MASS. It provides us a sample with infrared data several times larger than the previous one of the same kind. Based on our sample and the sample by Donato et al., we have compared in detail the properties of HBLs, LBLs and FSRQs from five aspects and found that HBLs are significantly different from LBLs and FSRQs while LBLs are not obviously different from FSRQs. Our results strongly support the division of BL Lac objects into the high-frequency peaked (HBL) and low-frequency peaked (LBL) objects introduced by Padovani & Giommi and show that HBLs and LBLs are two kinds of blazar having different physical properties. |
语种 | 英语 |
学科领域 | Astronomy & Astrophysics |
文章类型 | Article |
ISSN | 1009-9271 |
URL | 查看原文 |
归档日期 | 2005-11-12 |
WOS记录号 | WOS:000232872000005 |
WOS研究方向 | Astronomy & Astrophysics |
WOS类目 | Astronomy & Astrophysics |
关键词[WOS] | BL-LACERTAE OBJECTS ; SPECTRAL ENERGY-DISTRIBUTIONS ; ACTIVE GALACTIC NUCLEI ; RAY-LOUD BLAZARS ; LAC OBJECTS ; ROSAT OBSERVATIONS ; RADIO QUASARS ; CLASSIFICATORY CRITERIA ; UNIFIED SCHEMES ; BEAMING MODEL |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://ir.ynao.ac.cn/handle/114a53/6996 |
专题 | 星系研究组 |
通讯作者 | Mao, LS (reprint author), Chinese Acad Sci, Natl Astron Observ, Yunnan Observ, Kunming 650011, Peoples R China. |
作者单位 | 1.Yunnan Observatory, National Astronomical Observatories, Chinese Academy of Sciences, Kunming 650011 2.Graduate University of Chinese Academy of Sciences, Beijing 100049 3.Yunnan Astrophysics Center, Yunnan University, Kunming, 650091 |
第一作者单位 | 中国科学院云南天文台 |
推荐引用方式 GB/T 7714 | Mao LS,Xie GZ,Bai JM,et al. Statistical properties of a blazar sample and comparison of HBLs, LBLs and FSRQs[J]. CHINESE JOURNAL OF ASTRONOMY AND ASTROPHYSICS,2005,5(5):471-486. |
APA | Mao LS,Xie GZ,Bai JM,Liu HT,&Mao, LS .(2005).Statistical properties of a blazar sample and comparison of HBLs, LBLs and FSRQs.CHINESE JOURNAL OF ASTRONOMY AND ASTROPHYSICS,5(5),471-486. |
MLA | Mao LS,et al."Statistical properties of a blazar sample and comparison of HBLs, LBLs and FSRQs".CHINESE JOURNAL OF ASTRONOMY AND ASTROPHYSICS 5.5(2005):471-486. |
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