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Gamma-ray burst optical follow-ups with robotic Gamma-ray burst optical follow-ups with robotic telescopes telescopes M.I. AndersenM.I. Andersen
IntroductionIntroduction
GRB intro, BATSE, a Gamma-ray viewGRB intro, BATSE, a Gamma-ray view The Beppo-SAX revolutionThe Beppo-SAX revolution GRB science with robotic telescopesGRB science with robotic telescopes
Gamma-ray burst optical follow-ups with robotic Gamma-ray burst optical follow-ups with robotic telescopes telescopes M.I. AndersenM.I. Andersen
GRBs – where are we GRBs – where are we now?now?
GRBs can be observed anywhere in the GRBs can be observed anywhere in the Universe (even if highly obscured!)Universe (even if highly obscured!)
The energy is released through the The energy is released through the interaction of an ultra-relativistic blast-interaction of an ultra-relativistic blast-wave with circum-burst mediumwave with circum-burst medium
Caused by the core-collaps of a massive Caused by the core-collaps of a massive star (i.e. a star formation tracer)star (i.e. a star formation tracer)
Extremely broad optical luminosity functionExtremely broad optical luminosity function
Gamma-ray burst optical follow-ups with robotic Gamma-ray burst optical follow-ups with robotic telescopes telescopes M.I. AndersenM.I. Andersen
Science with GRBsScience with GRBs
Extreme physicsExtreme physics The star formation history of the UniverseThe star formation history of the Universe The chemical enrichment of the UniverseThe chemical enrichment of the Universe Tracing galaxy formation and evolutionTracing galaxy formation and evolution Finding the first starsFinding the first stars Stellar evolutionStellar evolution And much more...........And much more...........
Gamma-ray burst optical follow-ups with robotic Gamma-ray burst optical follow-ups with robotic telescopes telescopes M.I. AndersenM.I. Andersen
Robotic telescopes and Robotic telescopes and GRBs:GRBs:
triggering larger telescopestriggering larger telescopes You don’t need large apertureYou don’t need large aperture Front-line instrumentation not Front-line instrumentation not
requiredrequired
Better be fast!Better be fast! Software for fast reduction criticalSoftware for fast reduction critical
Gamma-ray burst optical follow-ups with robotic Gamma-ray burst optical follow-ups with robotic telescopes telescopes M.I. AndersenM.I. Andersen
Robotic GRB scienceRobotic GRB science
Monitoring light curvesMonitoring light curves Early spectroscopy, witness the Early spectroscopy, witness the
interaction of the blast wave with the interaction of the blast wave with the circum-burst medium (VLT Rapid circum-burst medium (VLT Rapid Response Mode not fast enough)Response Mode not fast enough)
Early polarization monitoringEarly polarization monitoring
Gamma-ray burst optical follow-ups with robotic Gamma-ray burst optical follow-ups with robotic telescopes telescopes M.I. AndersenM.I. Andersen
The SWIFT missionThe SWIFT mission
Provides about 100 localisations/yearProvides about 100 localisations/year Accurate to about 4 arcminAccurate to about 4 arcmin Delay less than one minuteDelay less than one minute Launch fall 2004Launch fall 2004
Gamma-ray burst optical follow-ups with robotic Gamma-ray burst optical follow-ups with robotic telescopes telescopes M.I. AndersenM.I. Andersen
Robotic telescopes in theRobotic telescopes in theSWIFT eraSWIFT era
RT’s crusial for prompt follow-up and RT’s crusial for prompt follow-up and afterglow identificationafterglow identification
Can aid observations at larger Can aid observations at larger telescopes by providing magnitude telescopes by providing magnitude predictionspredictions
Testing achromatic evolution through Testing achromatic evolution through high precision multi-color photometry high precision multi-color photometry