Kaj Wiik - UTU Research Portal - UTU Research Portal

Kaj Wiik

- Senior Research Fellow,
Tuorla Observatory (Department of Physics and Astronomy)

kjwiik@utu.fi

+358 29 450 4511

+358 50 413 7918

Vesilinnantie 5

Turku

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ePESSTO spectroscopic classification of optical transients #12134 (2018) Astronomer's Telegram S. Moran, E. Kankare, J. Harmanen, H. Kuncarayakti, R. Kotak, K. Wiik, M. Gromadzki, S. Taubenberger, C. Inserra, K. Maguire, S. J. Smartt, O. Yaron, D. R. Young, I. Manulis
A combined radio and GeV gamma-ray view of the 2012 and 2013 flares of Mrk 421 (2015)
- Monthly Notices of the Royal Astronomical Society
T. Hovatta, M. Petropoulou, J. L. Richards, D. Giannios, K. Wiik, M. Baloković, A. Lähteenmäki, B. Lott, W. Max-Moerbeck, V. Ramakrishnan, A. C. S. Readhead
Black hole binary OJ287 as a testing platform for general relativity (2014)
- Journal of Physics: Conference Series
Valtonen M. J., Gopakumar A., Mikkola S., Wiik K., Lehto, H. J.
The connection between the parsec-scale radio jet and gamma-ray flares in the blazar 1156+295 (2014)
- Monthly Notices of the Royal Astronomical Society
Venkatessh Ramakrishnan, Jonathan León-Tavares, Elizaveta A. Rastorgueva-Foi, Kaj Wiik, Svetlana G. Jorstad, Alan P. Marscher, Merja Tornikoski, Iván Agudo, Anne Lähteenmäki, Esko Valtaoja, Margo F. Aller, Dmitry A. Blinov, Carolina Casadio, Natalia V. Efimova, Mark A. Gurwell, José L. Gómez, Vladimir A. Hagen-Thorn, Manasvita Joshi, Emilia Järvelä, Tatiana S. Konstantinova, Evgenia N. Kopatskaya, Valeri M. Larionov, Elena G. Larionova, Liudmilla V. Larionova, Niko Lavonen, Nicholas R. MacDonald, Ian M. McHardy, Sol N. Molina, Daria A. Morozova, Elina Nieppola, Joni Tammi, Brian W. Taylor, Ivan S. Troitsky
Hunting for dark halo substructure using submilliarcsecond-scale observations of macrolensed radio jets (2013)
- Monthly Notices of the Royal Astronomical Society
Zackrisson E, Asadi S, Wiik K, Jonsson J, Scott P, Datta KK, Friedrich MM, Jensen H, Johansson J, Rydberg CE, Sandberg A
Optical polarization angle and VLBI jet direction in the binary black hole model of OJ287 (2012)
- Monthly Notices of the Royal Astronomical Society
Mauri J Valtonen, Kaj Wiik
Multi-frequency VLBA study of the blazar S5 0716+714 during the active state in 2004 II. Large-scale jet kinematics and the comparison of the different methods of VLBI data imaging as applied to kinematic studies of AGN (2011)
- Astronomy and Astrophysics
Rastorgueva EA, Wiik KJ, BAJKOVA AT, VALTAOJA E, TAKALO LO, VETUKHNOVSKAYA YN, MAHMUD M
Variation of the Jet Angle of OJ287 in the Binary Black Hole Model (2010)
- Bulletin of the American Astronomical Society
Valtonen M J, Savolainen T, Wiik K, Nilsson K, Takalo L, Sillanpää A, Lehto H, Mikkola S