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The milliarcsecond-scale jet of PKS 0735+178 during quiescence. / Agudo, I.; Gómez, J. L.; Gabuzda, D. C.; Marscher, A. P.; Jorstad, S. G.; Alberdi, A.

In: Astronomy and Astrophysics, Vol. 453, No. 2, 07.2006, p. 477-486.

Research output: Contribution to journal › Article › peer-review

Harvard

Agudo, I, Gómez, JL, Gabuzda, DC, Marscher, AP, Jorstad, SG & Alberdi, A 2006, 'The milliarcsecond-scale jet of PKS 0735+178 during quiescence', Astronomy and Astrophysics, vol. 453, no. 2, pp. 477-486. https://doi.org/10.1051/0004-6361:20054517

APA

Agudo, I., Gómez, J. L., Gabuzda, D. C., Marscher, A. P., Jorstad, S. G., & Alberdi, A. (2006). The milliarcsecond-scale jet of PKS 0735+178 during quiescence. Astronomy and Astrophysics, 453(2), 477-486. https://doi.org/10.1051/0004-6361:20054517

Vancouver

Agudo I, Gómez JL, Gabuzda DC, Marscher AP, Jorstad SG, Alberdi A. The milliarcsecond-scale jet of PKS 0735+178 during quiescence. Astronomy and Astrophysics. 2006 Jul;453(2):477-486. https://doi.org/10.1051/0004-6361:20054517

Author

Agudo, I. ; Gómez, J. L. ; Gabuzda, D. C. ; Marscher, A. P. ; Jorstad, S. G. ; Alberdi, A. / The milliarcsecond-scale jet of PKS 0735+178 during quiescence. In: Astronomy and Astrophysics. 2006 ; Vol. 453, No. 2. pp. 477-486.

BibTeX

@article{f9285dc39c5b4256bea28cbef2d45c43,
title = "The milliarcsecond-scale jet of PKS 0735+178 during quiescence",
abstract = "We present polarimetric 5 GHz to 43 GHz VLBI observations of the BL Lacertae object PKS0735+178, spanning March 1996 to May 2000. Comparison with previous and later observations suggests that the overall kinematic and structural properties of the jet are greatly influenced by its activity. Time intervals of enhanced activity, as reported before 1993 and after 2000 by other studies, are followed by highly superluminal motion along a rectilinear jet. In contrast the less active state in which we performed our observations, shows subluminal or slow superluminal jet features propagating through a twisted jet with two sharp bends of about 90° within the innermost three-milliarcsecond jet structure. Proper motion estimates from the data presented here allow us to constrain the jet viewing angle to values ≤9°, and the bulk Lorentz factor to be between 2 and 4.",
keywords = "BL Lacertae objects: individual: PKS 0735+178, Galaxies: active, Galaxies: jets, Polarization, Radio continuum: galaxies, Techniques: interferometric",
author = "I. Agudo and G{\'o}mez, {J. L.} and Gabuzda, {D. C.} and Marscher, {A. P.} and Jorstad, {S. G.} and A. Alberdi",
year = "2006",
month = jul,
doi = "10.1051/0004-6361:20054517",
language = "English",
volume = "453",
pages = "477--486",
journal = "ASTRONOMY & ASTROPHYSICS",
issn = "0004-6361",
publisher = "EDP Sciences",
number = "2",

}

RIS

TY - JOUR

T1 - The milliarcsecond-scale jet of PKS 0735+178 during quiescence

AU - Agudo, I.

AU - Gómez, J. L.

AU - Gabuzda, D. C.

AU - Marscher, A. P.

AU - Jorstad, S. G.

AU - Alberdi, A.

PY - 2006/7

Y1 - 2006/7

N2 - We present polarimetric 5 GHz to 43 GHz VLBI observations of the BL Lacertae object PKS0735+178, spanning March 1996 to May 2000. Comparison with previous and later observations suggests that the overall kinematic and structural properties of the jet are greatly influenced by its activity. Time intervals of enhanced activity, as reported before 1993 and after 2000 by other studies, are followed by highly superluminal motion along a rectilinear jet. In contrast the less active state in which we performed our observations, shows subluminal or slow superluminal jet features propagating through a twisted jet with two sharp bends of about 90° within the innermost three-milliarcsecond jet structure. Proper motion estimates from the data presented here allow us to constrain the jet viewing angle to values ≤9°, and the bulk Lorentz factor to be between 2 and 4.

AB - We present polarimetric 5 GHz to 43 GHz VLBI observations of the BL Lacertae object PKS0735+178, spanning March 1996 to May 2000. Comparison with previous and later observations suggests that the overall kinematic and structural properties of the jet are greatly influenced by its activity. Time intervals of enhanced activity, as reported before 1993 and after 2000 by other studies, are followed by highly superluminal motion along a rectilinear jet. In contrast the less active state in which we performed our observations, shows subluminal or slow superluminal jet features propagating through a twisted jet with two sharp bends of about 90° within the innermost three-milliarcsecond jet structure. Proper motion estimates from the data presented here allow us to constrain the jet viewing angle to values ≤9°, and the bulk Lorentz factor to be between 2 and 4.

KW - BL Lacertae objects: individual: PKS 0735+178

KW - Galaxies: active

KW - Galaxies: jets

KW - Polarization

KW - Radio continuum: galaxies

KW - Techniques: interferometric

UR - http://www.scopus.com/inward/record.url?scp=33745748067&partnerID=8YFLogxK

U2 - 10.1051/0004-6361:20054517

DO - 10.1051/0004-6361:20054517

M3 - Article

AN - SCOPUS:33745748067

VL - 453

SP - 477

EP - 486

JO - ASTRONOMY & ASTROPHYSICS

JF - ASTRONOMY & ASTROPHYSICS

SN - 0004-6361

IS - 2

ER -

ID: 88373080