INTEGRAL and multiwavelength observations of the blazar Mrk 421 during an active phase

  • G. G. Lichti
  • , E. Bottacini
  • , P. Charlot
  • , W. Collmar
  • , D. Horan
  • , A. Von Kienlin
  • , A. Lähteenmäki
  • , K. Nilsson
  • , D. Petry
  • , A. Sillanpää
  • , M. Tornikoski
  • , T. Weekes

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

A ToO observation of the TeV-emitting blazar Mrk 421 with INTEGRAL was triggered in June 2006 by an increase of the RXTE count rate to more than 30 mCrab. The source was then observed with all INTEGRAL instruments with the exception of the spectrometer SPI for a total exposure of 829 ks. During this time several outbursts were observed by IBIS and JEM-X. Multiwavelength observations were immediately triggered and the source was observed at radio, optical and X-ray wavelengths up to TeV energies. The data obtained during these observations are analysed with respect to spectral evolution and correlated variability. Preliminary results of the analysis are presented in this poster.

Original languageEnglish
Title of host publicationFirst GLAST Symposium
Pages371-372
Number of pages2
DOIs
Publication statusPublished - 1 Dec 2007
Externally publishedYes
Event1st Gamma-ray Large Area Space Telescope Symposium, GLAST - Stanford, CA, United States
Duration: 5 Feb 20078 Feb 2007

Publication series

NameAIP Conference Proceedings
Volume921
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Conference

Conference1st Gamma-ray Large Area Space Telescope Symposium, GLAST
Country/TerritoryUnited States
CityStanford, CA
Period5/02/078/02/07

Keywords

  • AGN: Mrk 421
  • Blazars: Mrk 421
  • Multiwavelength

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