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Volume 338 - High Energy Astrophysics in Southern Africa (HEASA2018) - HEASA 2018 Speakers
Blazar variability -- expect the unexpected
M. Zacharias
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Published on: 2019 July 29
Despite significant progress in both data taking and the development of theory, blazars keep offering surprises. While many frequency bands are now covered by long-term monitoring efforts on at least a few selected sources, blazars remain unpredictable and the same source may exhibit vastly different behaviors. Here, an overview is given about four selected sources, namely 3C\,279, PKS\,2155-304, PKS\,1510-089 and CTA\,102. All of them exhibited, indeed, highly unexpected events.
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