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Observations of December 2006 events and magnetic field distribution on the Sun

This study presents observations from various sources including GOES, Hinode, LASCO, ACE, MDI, SOLIS, and SSW to analyze the events that occurred in December 2006 on the Sun, focusing on the magnetic field distribution and its evolution.

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Observations of December 2006 events and magnetic field distribution on the Sun

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  1. Observations of December 2006 events Yang Liu – Stanford University yliu@solar.stanford.edu

  2. From GOES

  3. Soft-X ray observation from Hinode (movies from Su et al. 2007)

  4. LASCO observation

  5. CMEs and Dst (from Gopalswamy’s group) v(halo)=1774 km/s v(halo)=1042 km/s

  6. Observation from ACE

  7. December 13 2006 flare (from Hinode)

  8. Magnetic field on the Sun AR10930

  9. Magnetic distribution over the Sun’s surface MDI AR10930 SOLIS

  10. AR10930 and large-scale magnetic field. AR10930

  11. Evolution of AR10930 from Hinode

  12. Vector field on Dec 12 (20:30UT) (from Hinode) Observation Potential Field highly sheared along the neutral line.

  13. Vector field on Dec 13 (04:30UT) (from Hinode) Observation Potential Field

  14. NLFFF (only closed field lines plotted) (from McTiernan’s code available in SSW) Dec 12 20:30 UT Dec 13 04:30 UT

  15. Surface flow map derived from Longcope’s MEF code

  16. Energy of AR10930 main spot fast-spin spot Vertical electric current Magneticfield Poynting from emerging flux Poynting from surface flow

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