Aleksić, MAGIC Collaboration: J., Anderhub, H., Antonelli, L. A., Antoranz, P., Backes, M., Baixeras, C., ...
The blazar PG 1553+113 is a well known TeV gamma-ray emitter. In this paper, we determine its spectral energy distribution using simultaneous multi-frequency data in order to study its emission...
Correlated X-ray and Very High Energy emission in the gamma-ray binary LS I +61 303 (2009)
Antonelli, L. A., Antoranz, P., Backes, M., Baixeras, C., Balestra, S., ...
The discovery of very high energy (VHE) gamma-ray emitting X-ray binaries has triggered an intense effort to better understand the particle acceleration, absorption, and emission mechanisms in...
Antonelli, L. A., Antoranz, P., Backes, M., Baixeras, C., Balestra, S., ...
Index entry listing the contributed papers of the MAGIC collaboration to the 31th International Cosmic Ray Conference (ICRC 2009), July 7-15 2009, \L\'od\'z, Poland. The individual papers are sorted...
Multiwavelength Observations of Mrk 501 in 2008 (2009)
Kranich, D., Paneque, D., Cesarini, A., Falcone, A., Giroletti, M., Hoversten, E., ...
The well-studied VHE (E >100 GeV) blazar Mrk 501 was observed between March and May 2008 as part of an extensive multiwavelength observation campaign including radio, optical, X-ray and VHE gamma-ray...
Errando, M., Bock, R., Kranich, D., Lorenz, E., Majumdar, P., Mariotti, M., ...
3C 279 is one of the best studied flat spectrum radio quasars located at a comparatively large redshift of z = 0.536. Observations in the very high energy band of such distant sources were impossible...
J. Albert, E. Aliu, H. Anderhub, P. Antoranz, C. Baixeras, ...
Journal article
Geomagnetic Field effects on the Imaging AIr Shower Cherenkov Technique (2008)
Commichau, S. C., Biland, A., Kranich, D., Moralejo, A., Sobczynska, D.
Imaging Air Cherenkov Telescopes (IACTs) detect the Cherenkov light flashes of Extended Air Showers (EAS) triggered by very high energy (VHE) gamma-rays impinging on the Earth's atmosphere. Due to...
The MAGIC Collaboration, Errando, M., Böck, R., Kranich, D., Lorenz, E., Et Al.
3C 279 is one of the best studied flat spectrum radio quasars located at a comparatively large redshift of z = 0.536. Observations in the very high energy band of such distant sources were impossible...
Cherenkov Telescope, D. Petry, D. Kranich
Gamma-Hadron separation in Imaging Atmospheric Cherenkov Telescope (IACT) data started by parametrizing shape and orientation of the shower images and applying cuts to them which were...
Proceedings of ICRC 2001: 2630 c (2007)
Copernicus Gesellschaft Qpo, D. Kranich
The BL Lac object Mkn 501 was in a state of high activity in the X-ray and TeV range in 1997. Here we present the final results from a QPO analysis of the HEGRA and RXTE data. Evidence for a 23-day...
Albert, J, Aliu, E, Anderhub, H, Antonelli, L A, Antoranz, P, Backes, M, ...
We use the timing of photons observed by the MAGIC gamma-ray telescope during a flare of the active galaxy Markarian 501 to probe a vacuum refractive index ~ 1-(E/M_QGn)^n, n = 1,2, that might be...
Flux upper limit of gamma-ray emission by GRB050713a from MAGIC Telescope observations (2006)
Albert, J., Aliu, E., Anderhub, H., Antoranz, P., Armada, A., Asensio, M., ...
The long-duration GRB050713a was observed by the MAGIC Telescope, 40 seconds after the burst onset, and followed up for 37 minutes, until twilight. The observation, triggered by a SWIFT alert,...
Multiwavelength observations of the blazar Markarian 421 in 2002 December and 2003 January (2006)
Rebillot, P. F., Badran, H. M., Blaylock, G., Bradbury, S. M., Buckley, J. H., Carter-Lewis, D. A., ...
We report on a multiwavelength campaign on the TeV gamma-ray blazar Mrk 421 performed during 2002 December and 2003 January. These target of opportunity observations were initiated by the detection...
Multiwavelength observations of the blazar Markarian 421 in 2002 December and 2003 January (2006)
Rebillot, P. F., Badran, H. M., Blaylock, G., Bradbury, S. M., Buckley, J. H., Carter-Lewis, D. A., ...
We report on a multiwavelength campaign on the TeV gamma-ray blazar Mrk 421 performed during 2002 December and 2003 January. These target of opportunity observations were initiated by the detection...
The MAGIC Collaboration, Tonello, N., Kranich, D.
The AGN 1ES1959+650 has been observed with the MAGIC telescope in September and October 2004, at the end of the commissioning phase. The MAGIC Telescope is currently the IACT with the lowest energy...
Baixeras, C., Bretz, T., Biland, A., Bock, R., Cortina, J., De Angelis, A., ...
MAGIC, the largest ground-based gamma ray telescope in the world, has been in scientific operation since summer 2004. The major motivation of the MAGIC project is to study high energy phenomena in...
Observations of 14 young open star clusters with the HEGRA system of Cherenkov telescopes (2006)
Aharonian, F., Akhperjanian, A., Beilicke, M., Bernlöhr, K., Bojahr, H., ...
Flux upper limit of gamma-ray emission by GRB050713a from MAGIC Telescope observations (2006)
Albert, J., Aliu, E., Anderhub, H., Antoranz, P., Armada, A., Asensio, M., ...
The long-duration GRB050713a was observed by the MAGIC Telescope, 40 seconds after the burst onset, and followed up for 37 minutes, until twilight. The observation, triggered by a SWIFT alert,...
The unidentified TeV source (TeV J2032+4130) and surrounding field: Final HEGRA IACT-Syste (2005)
Aharonian, Felix, Akhperjanian, A., Beilicke, M., Bernlöhr, K., Bojahr, H., ...
The unidentified TeV source in Cygnus is now confirmed by follow-up observations from 2002 with the HEGRA stereoscopic system of Cherenkov Telescopes. Using all data (1999 to 2002) we confirm this...
Aharonian, Felix, Akhperjanian, A., Beilicke, M., Bernlöhr, K., Bojahr, H., ...
We present results of a search for TeV -ray emission from the microquasar SS-433 and the surrounding region covering a ~ 8°x8° field of view. Analysis of data taken with the HEGRA stereoscopic...
Aharonian, F., Akhperjanian, A., Beilicke, M., Bernlöhr, K., Börst, H. G., Bojahr, H., ...
In the first month of 2001 the AGN Mkn 421 showed highly variable, strong TeV activity at flux levels frequently exceeding 1 Crab. Here we present the light curve and energy spectrum of Mkn 421 as...
Aharonian, Felix A., Akhperjanian, A., Beilicke, M., Bernlohr, K., Borst, H., Bojahr, H., ...
© The European Southern Observatory 2003
Is the giant radio galaxy M 87 a TeV gamma-ray emitter? (2003)
Aharonian, Felix A., Akhperjanian, A., Beilicke, M., Bernlohr, K., Borst, H., Bojahr, H., ...
© The European Southern Observatory 2003
Aharonian, Felix A., Akhperjanian, A., Beilicke, M., Bernlohr, K., Borst, H., Bojahr, H., ...
© The European Southern Observatory 2003
Is the giant radio galaxy M 87 a TeV gamma-ray emitter? (2003)
Aharonian, Felix A., Akhperjanian, A., Beilicke, M., Bernlohr, K., Borst, H., Bojahr, H., ...
© The European Southern Observatory 2003
An unidentified TeV source in the vicinity of Cygnus OB2 (2002)
Aharonian, Felix A., Akhperjanian, A., Beilicke, M., Bernlohr, K., Borst, H., Bojahr, H., ...
© The European Southern Observatory 2002
TeV gamma rays from the blazar H 1426+428 and the diffuse extragalactic background radiation (2002)
Aharonian, Felix A., Akhperjanian, A., Barrio, J. A., Beilicke, M., Bernlohr, K., Borst, H., ...
© The European Southern Observatory 2002
An unidentified TeV source in the vicinity of Cygnus OB2 (2002)
Aharonian, Felix A., Akhperjanian, A., Beilicke, M., Bernlohr, K., Borst, H., Bojahr, H., ...
© The European Southern Observatory 2002
TeV gamma rays from the blazar H 1426+428 and the diffuse extragalactic background radiation (2002)
Aharonian, Felix A., Akhperjanian, A., Barrio, J. A., Beilicke, M., Bernlohr, K., Borst, H., ...
© The European Southern Observatory 2002
Correlated Intense X-Ray And Tev Activity Of Markarian 501 In 1998 June (2000)
R. M. Sambruna, F. A. Aharonian, H. Krawczynski, A. G. Akhperjanian, J. A. Barrio, K. Bernlo Hr, ...
We present exactly simultaneous X-ray and TeV monitoring with RXT E and HEGRA of the TeV blazar Mrk 501 during 15 days in 1998 June. After an initial period of very low ux at both wavelengths, the...
Evidence for a QPO structure in the TeV and X-ray light curve during the 1997 high (1999)
State Emission Of, D. Kranich, M. Kestel, E. Lorenz, The Hegra Collaboration
The BL Lac Object Mkn 501 was in a state of high activity in the TeV range in 1997. During this time Mkn 501 was observed by all Cherenkov-Telescopes of the HEGRA-Collaboration. Part of the data were...
Observations of BL Lacertae with the MAGIC Telescope
Berger, K., Wagner, R. M., Hayashida, M., Kranich, D., Lindfors, E., ...
Since about 2002 the current-generation imaging air Cherenkov telescopes have discovered more than 50 new VHE gamma-ray sources. More importantly, new extragalactic source classe have been...