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Fast radio follow-up

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Another early talk on the ALARRM rapid radio follow-up project, but this time more focused on the science of GRB progenitors.

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Fast radio follow-up

  1. 1. Fast radio followup Tim Staley University of Southampton TKP Meeting, December 2012 WWW: 4pisky.org , timstaley.co.uk
  2. 2. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT OUTLINE 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT
  3. 3. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT OUTLINE 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT
  4. 4. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT GRB PROGENITORS L. Rezzolla et al 2011
  5. 5. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT GRBS: RELATIVISTIC FIREBALLS M. Rees and P. Meszaros, 1992; W. Zhang and S. Woosley, 2004.
  6. 6. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT SYNCHROTRON AFTERGLOW Gou, Fox & Meszaros 2007
  7. 7. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT SYNCHROTRON AFTERGLOW Chandra and Frail, 2012.
  8. 8. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT TRANSITION: REVERSE SHOCK Z. Lucas Uhm , Bing Zhang, 2012
  9. 9. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT REVERSE SHOCK Z. Lucas Uhm , Bing Zhang, 2012
  10. 10. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT RS+FS COMBINED GRB110205A (Cucchiara et. al 2011)
  11. 11. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT RS IN THE RADIO (‘FLARES’) (S. Kulkarni et. al 1999)
  12. 12. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT RS IN THE RADIO (‘FLARES’) GRB051221A (Soderberg 2006)
  13. 13. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT MANUAL RADIO FOLLOW UP OF GRBS Data from Chanda and Frail, 2012. ∼ 8GHz.
  14. 14. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT PRIOR RADIO OBSERVATIONS (Excluding Dave Green et al. 1995)
  15. 15. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT WHY IS THIS INTERESTING? Reverse shocks and radio flares (or lack thereof) inform us on: Magnetization of GRB jets, Lorentz factor of ejecta, Nature of ejecta (Baryonic vs Poynting flux dominated).
  16. 16. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT MEANWHILE... ‘Dark’ GRBs (Rol 2005; Zauderer 2012). Re-injection events (Soderberg 2006; Cucchiara 2011) Unknown phenomena (Bannister 2012).
  17. 17. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT REBRIGHTENING GRB110213A (Cucchiara 2011)
  18. 18. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT OUTLINE 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT
  19. 19. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT AMI-LA (UK)
  20. 20. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT AMI-LA (UK) Arcminute Microkelvin Imager — Large Array 15 GHz central frequency, 4.5 GHz bandwidth 5.5 arcmin primary beam (FoV) 30 arcsec synthesised beam (PSF FWHM) ≈ 0.1mJy noise level, 1 hr image
  21. 21. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT THE SYSTEM 4 Pi Sky SWIFT BAT GCN Comet pysovo AMI Data reduction TraP (Staley et al 2012)
  22. 22. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT THE SYSTEM 4 Pi Sky SWIFT BAT GCN Comet pysovo AMI Data reduction TraP BAT: 13-30 sec GCN: ~2 sec GCN -> AMI: ~5 sec Slew: 4 min (Staley et al 2012)
  23. 23. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT FASTER RESPONSE TIMES
  24. 24. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT FASTER RESPONSE TIMES
  25. 25. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT OUTLINE 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT
  26. 26. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT NETWORKING [Transient] astronomy currently follows the “second grade soccer system” - everyone chases the same ball.
  27. 27. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT NETWORKING 4 Pi Sky SWIFT BAT GCN Comet pysovo AMI Data reduction TraP LOFAR- UK FERMI Southern hemisphere ? ??? Comet
  28. 28. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT OPTICAL FOLLOWUP: LT AND PT5M
  29. 29. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT OPTICAL FOLLOWUP: LT AND PT5M (LA PALMA)
  30. 30. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT QUESTIONS Classification Teo, Adam, Gosia. Prioritization and scheduling Well framed as an ‘Intelligent Agents’ / computer science project. Collaborating with Southampton IA group (Amr Hussein).
  31. 31. 5 MINUTE TOUR OF GRBS SWIFT-AMI UPDATE WHAT’S NEXT SUMMARY Swift-AMI ‘proof of concept’ has piqued the interest from the GRB community. ‘Plumbing’ works fine. Reduction process continues to evolve. Follow-up prioritization and scheduling system now in design phase.

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