Broad Absorption Line Variability in Radio-Loud Quasars
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作者:
Miller, B. P.
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Univ Michigan, Dept Astron, 500 Church St, Ann Arbor, MI 48109 USAUniv Michigan, Dept Astron, 500 Church St, Ann Arbor, MI 48109 USA
Miller, B. P.
[1
]
Welling, C. A.
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机构:
Dept Phys & Astron, Dickinson Coll, Carlisle, PA USA
Inst Gravitat & Cosmos, Penn, PA 4 USAUniv Michigan, Dept Astron, 500 Church St, Ann Arbor, MI 48109 USA
Welling, C. A.
[2
,4
]
Brandt, W. N.
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机构:
Penn State Univ, Dept Astron & Astrophys, Davey Lab, University Pk, PA USA
Inst Gravitat & Cosmos, Penn, PA 4 USAUniv Michigan, Dept Astron, 500 Church St, Ann Arbor, MI 48109 USA
Brandt, W. N.
[3
,4
]
Gibson, R. R.
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机构:Univ Michigan, Dept Astron, 500 Church St, Ann Arbor, MI 48109 USA
Gibson, R. R.
机构:
[1] Univ Michigan, Dept Astron, 500 Church St, Ann Arbor, MI 48109 USA
[2] Dept Phys & Astron, Dickinson Coll, Carlisle, PA USA
[3] Penn State Univ, Dept Astron & Astrophys, Davey Lab, University Pk, PA USA
[4] Inst Gravitat & Cosmos, Penn, PA 4 USA
来源:
AGN WINDS IN CHARLESTON
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2012年
/
460卷
关键词:
DIGITAL SKY SURVEY;
DATA RELEASE;
CATALOG;
D O I:
暂无
中图分类号:
P1 [天文学];
学科分类号:
0704 ;
摘要:
We present preliminary results from an investigation into broad absorption line (BAL) variability within a sample of 41 radio-loud quasars (RLQs). Using 28 new Hobby-Eberly Telescope (HET) spectra along with earlier Sloan Digital Sky Survey (SDSS) or other archival data, we generate a total set of 50 pairs of BAL equivalent width measurements. Absorption variability in BAL RLQs typically consists of modest changes in the depth of trough segments, and variability is more common on longer rest-frame timescales; these tendencies are similar to previous findings for BAL radio-quiet quasars (RQQs). BAL variability in RLQs does not show any obvious dependence upon radio luminosity or loudness, but there is suggestive support for greater fractional variability among lobe-dominated RLQs.
机构:
Dickinson Coll, Dept Phys & Astron, Carlisle, PA 17013 USADickinson Coll, Dept Phys & Astron, Carlisle, PA 17013 USA
Welling, C. A.
Miller, B. P.
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h-index: 0
机构:
Univ Michigan, Dept Astron, Ann Arbor, MI 48109 USA
Macalester Coll, Dept Phys & Astron, St Paul, MN 55105 USADickinson Coll, Dept Phys & Astron, Carlisle, PA 17013 USA
Miller, B. P.
Brandt, W. N.
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机构:
Penn State Univ, Dept Astron & Astrophys, University Pk, PA 16802 USA
Penn State Univ, Inst Gravitat & Cosmos, University Pk, PA 16802 USADickinson Coll, Dept Phys & Astron, Carlisle, PA 17013 USA
Brandt, W. N.
Capellupo, D. M.
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机构:
Univ Florida, Dept Astron, Bryant Space Sci Ctr 211, Gainesville, FL 32611 USA
Tel Aviv Univ, Sch Phys & Astron, IL-69978 Tel Aviv, IsraelDickinson Coll, Dept Phys & Astron, Carlisle, PA 17013 USA
Capellupo, D. M.
Gibson, R. R.
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机构:
Univ Washington, Dept Astron, Seattle, WA 98195 USADickinson Coll, Dept Phys & Astron, Carlisle, PA 17013 USA
机构:
Natl Astron Observ Japan, 2-21-1 Osawa, Tokyo 1818588, Japan
Azabu Jr & Sr High Sch, 2-3-29 Motoazabu,Minato Ku, Tokyo 1060046, JapanNatl Astron Observ Japan, 2-21-1 Osawa, Tokyo 1818588, Japan
Hayashi, Takayuki J.
Doi, Akihiro
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机构:
Japan Aerosp Explorat Agcy, Inst Space & Astronaut Sci, 3-1-1 Yoshinodai, Sagamihara, Kanagawa 2525210, Japan
SOKENDAI, Grad Univ Adv Studies, Dept Space & Astronaut Sci, 3-1-1 Yoshinodai, Sagamihara, Kanagawa 2298510, JapanNatl Astron Observ Japan, 2-21-1 Osawa, Tokyo 1818588, Japan
Doi, Akihiro
Nagai, Hiroshi
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机构:
Natl Astron Observ Japan, 2-21-1 Osawa, Tokyo 1818588, Japan
SOKENDAI, Grad Univ Adv Studies, Astron Sci Program, 2-21-1 Osawa, Mitaka 1818588, JapanNatl Astron Observ Japan, 2-21-1 Osawa, Tokyo 1818588, Japan
机构:
Grad Univ Adv Studies, Dept Astron Sci, Tokyo 1818588, Japan
Natl Astron Observ Japan, Tokyo 1818588, JapanJapan Aerosp Explorat Agcy, Inst Space & Astronaut Sci, Sagamihara, Kanagawa 2298510, Japan
Kawaguchi, Noriyuki
Kono, Yusuke
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机构:
Natl Astron Observ Japan, Tokyo 1818588, JapanJapan Aerosp Explorat Agcy, Inst Space & Astronaut Sci, Sagamihara, Kanagawa 2298510, Japan
Kono, Yusuke
Oyama, Tomoaki
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机构:
Mizusawa VERA Observ, Oshu, Iwate 0230861, JapanJapan Aerosp Explorat Agcy, Inst Space & Astronaut Sci, Sagamihara, Kanagawa 2298510, Japan
Oyama, Tomoaki
Fujisawa, Kenta
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机构:
Yamaguchi Univ, Fac Sci, Yamaguchi 7538512, JapanJapan Aerosp Explorat Agcy, Inst Space & Astronaut Sci, Sagamihara, Kanagawa 2298510, Japan
Fujisawa, Kenta
Takaba, Hiroshi
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机构:
Gifu Univ, Fac Engn, Gifu 5011193, JapanJapan Aerosp Explorat Agcy, Inst Space & Astronaut Sci, Sagamihara, Kanagawa 2298510, Japan
Takaba, Hiroshi
Sudou, Hiroshi
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机构:
Gifu Univ, Fac Engn, Gifu 5011193, JapanJapan Aerosp Explorat Agcy, Inst Space & Astronaut Sci, Sagamihara, Kanagawa 2298510, Japan
Sudou, Hiroshi
Wakamatsu, Ken-ichi
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Gifu Univ, Fac Engn, Gifu 5011193, JapanJapan Aerosp Explorat Agcy, Inst Space & Astronaut Sci, Sagamihara, Kanagawa 2298510, Japan
Wakamatsu, Ken-ichi
Yamauchi, Aya
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机构:
Mizusawa VERA Observ, Oshu, Iwate 0230861, Japan
Univ Tsukuba, Inst Phys, Tsukuba, Ibaraki 3058571, JapanJapan Aerosp Explorat Agcy, Inst Space & Astronaut Sci, Sagamihara, Kanagawa 2298510, Japan
Yamauchi, Aya
Murata, Yasuhiro
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机构:
Japan Aerosp Explorat Agcy, Inst Space & Astronaut Sci, Sagamihara, Kanagawa 2298510, Japan
Grad Univ Adv Studies, Dept Space & Astronaut Sci, Sagamihara, Kanagawa 2298510, JapanJapan Aerosp Explorat Agcy, Inst Space & Astronaut Sci, Sagamihara, Kanagawa 2298510, Japan
Murata, Yasuhiro
Mochizuki, Nanako
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机构:
Japan Aerosp Explorat Agcy, Inst Space & Astronaut Sci, Sagamihara, Kanagawa 2298510, JapanJapan Aerosp Explorat Agcy, Inst Space & Astronaut Sci, Sagamihara, Kanagawa 2298510, Japan
Mochizuki, Nanako
Wajima, Kiyoaki
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机构:
Yamaguchi Univ, Fac Sci, Yamaguchi 7538512, JapanJapan Aerosp Explorat Agcy, Inst Space & Astronaut Sci, Sagamihara, Kanagawa 2298510, Japan
Wajima, Kiyoaki
Omodaka, Toshihiro
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机构:
Kagoshima Univ, Fac Sci, Kagoshima 8900065, JapanJapan Aerosp Explorat Agcy, Inst Space & Astronaut Sci, Sagamihara, Kanagawa 2298510, Japan
Omodaka, Toshihiro
Nagayama, Takumi
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机构:
Kagoshima Univ, Grad Sch Sci & Engn, Kagoshima 8900065, JapanJapan Aerosp Explorat Agcy, Inst Space & Astronaut Sci, Sagamihara, Kanagawa 2298510, Japan
机构:
Jiujiang Univ, Coll Sci, Jiujiang 332000, Peoples R China
Key Lab Funct Microscale Mat Jiangxi Prov, Jiujiang 332000, Peoples R ChinaJiujiang Univ, Coll Sci, Jiujiang 332000, Peoples R China
Huang, L.
Chang, Z. X.
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机构:
HanDan Univ, Coll Math & Phys Sci, Handan 056000, Peoples R ChinaJiujiang Univ, Coll Sci, Jiujiang 332000, Peoples R China