2013 MESSENGER FR Experiment

E.A. Jensen, C. Heiles, A. Kepley, I. Chashei, T. Howard, C. deKoning, T. Kuiper, W. Majid, M. Bisi, T. Robinshaw, R. Fallows,

P. Demorest, F. Vilas

May 10, 2013Space weather(CMEs, solar wind)

Coronal heating problem(MHD waves)

Approaching solar maximum

Simultaneous GBT & DSN

SOHO/LASCO 2 to 5 solar radii-->electron density

remember FR gives componentof magnetic field parallel to theline of sight......weighted by the electron density & integrated

Play Movie

Dark Core

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The Type 3 radio burst occurringaround 1800UT is correlatedwith the CME observedcrossing MESSENGER’sline of sight

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May 11, 2013

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MHD Waves

MHD Waves

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Figure 6 (Panel A) Monte Carlosimulated FRF spectra for 10November 2009 (black).Spectrum from Figure 4 (right,0.5 mHz highpass) is shown inblue; there are five possiblespectral lines present. (

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Thank You!

• Tokumaru-san for financial support to participate

• We would like to thank Mark Perry, Jean-Luc Margot, Andy Calloway, Scott Murchie, Lu Nguyen, Dan O'Shaughnessy, Josh Steele, MESSENGER Team, Green Bank Telescope Team, Deep Space Network Team

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