5–10 Jul 2021
Europe/Rome timezone

Exploring the behaviour of long gamma-ray bursts with intrinsic afterglow correlations

9 Jul 2021, 09:10
20m
Invited talk in the parallel session Gamma-Ray Burst Correlations: Observational Challenges and Theoretical Interpretation Gamma-Ray Burst Correlations: Observational Challenges and Theoretical Interpretation

Speaker

Dr Sam Oates (University of Birmingham)

Description

We present a correlation observed in both the optical and X-ray afterglows of long duration Gamma-ray Bursts (GRBs), between the initial luminosity (measured at restframe 200s) and average afterglow decay rate. This correlation does not depend on the presence of specific light curve features and is potentially applicable to all long GRB afterglows. We explore how the correlation decay parameters from the optical and X-ray bands relate to each other and to the prompt emission phase. We will also explore the implications and test if the observations are consistent with the expectations of the standard afterglow model.

Primary author

Dr Sam Oates (University of Birmingham)

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Proceedings

Paper