The redshift of the X-ray selected BL Lacertae object H0414 + 009

1991 ◽  
Vol 101 ◽  
pp. 818 ◽  
Author(s):  
Jules P. Halpern ◽  
Vera S. Chen ◽  
Greg M. Madejski ◽  
Gary A. Chanan
Keyword(s):  
X Ray ◽  
Bl Lacertae

X‐Ray Absorption in the BL Lacertae Object PKS 0548−322

1998 ◽  
Vol 502 (2) ◽  
pp. 630-639 ◽  
Author(s):  
Rita M. Sambruna ◽  
Richard F. Mushotzky
Keyword(s):  
X Ray ◽  
Bl Lacertae ◽  
X Ray Absorption

scholarly journals The intraday variability in the radio-selected and X-ray-selected BL Lacertae objects

1998 ◽  
Vol 132 (1) ◽  
pp. 83-92 ◽  
Author(s):  
J. M. Bai ◽  
G. Z. Xie ◽  
K. H. Li ◽  
X. Zhang ◽  
W. W. Liu
Keyword(s):  
Bl Lacertae Objects ◽  
X Ray ◽  
Bl Lacertae ◽  
Intraday Variability

Two new BL Lacertae objects discovered in the error boxes of hard X-ray sources

2005 ◽  
pp. 257-260
Author(s):  
G. Tagliaferri ◽  
P. Giommi ◽  
K. Beuermann ◽  
G. Branduardi-Raymont ◽  
R. Brissenden ◽  
...  
Keyword(s):  
Bl Lacertae Objects ◽  
X Ray ◽  
Bl Lacertae

Far-red surface photometry of the X-ray emitting BL Lacertae object PKS 0548-322

1979 ◽  
Vol 233 ◽  
pp. 504 ◽  
Author(s):  
D. Weistrop ◽  
B. A. Smith ◽  
H. J. Reitsema
Keyword(s):  
Surface Photometry ◽  
X Ray ◽  
Bl Lacertae

Variable X-ray spectra of BL Lacertae objects - HEAO 1 observations of PKS 0548 - 322 and 2A 1219 + 305

1981 ◽  
Vol 243 ◽  
pp. 53 ◽  
Author(s):  
D. M. Worrall ◽  
E. A. Boldt ◽  
S. S. Holt ◽  
R. F. Mushotzky ◽  
P. J. Serlemitsos
Keyword(s):  
Bl Lacertae Objects ◽  
X Ray ◽  
Bl Lacertae

Rapid X-ray and optical variability in the X-ray selected BL Lacertae object IE 1402.3 + 0416

1986 ◽  
Vol 303 ◽  
pp. 596 ◽  
Author(s):  
Paolo Giommi ◽  
Paul Barr ◽  
Isabella M. Gioia ◽  
Tommaso Maccacaro ◽  
Rudolph Schild ◽  
...  
Keyword(s):  
Optical Variability ◽  
X Ray ◽  
Bl Lacertae

1E 1415.6+2557 - an X-ray-selected BL Lacertae object in a luminous galaxy

1986 ◽  
Vol 302 ◽  
pp. 711 ◽  
Author(s):  
J. P. Halpern ◽  
C. D. Impey ◽  
G. D. Bothun ◽  
S. Tapia ◽  
E. D. Skillman ◽  
...  
Keyword(s):  
X Ray ◽  
Bl Lacertae
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