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X-ray and radio observations of the 20 February 2002 solar flare

X-ray and radio observations of the 20 February 2002 solar flare. Nicole Vilmer (Observatoire de Paris- LESIA) S. Krucker, R.P. Lin (Space Sciences Laboratory Berkeley) R.Schwartz ( LASP/GSFC & SSAI ) A. Klassen ( AIP Potsdam ) RHESSI team.

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X-ray and radio observations of the 20 February 2002 solar flare

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  1. X-ray and radio observations of the 20 February 2002 solar flare Nicole Vilmer (Observatoire de Paris- LESIA) S. Krucker, R.P. Lin (Space Sciences Laboratory Berkeley) R.Schwartz (LASP/GSFC & SSAI) A. Klassen (AIP Potsdam) RHESSI team

  2. GOES C7.5 flare observed by RHESSI from 6 to 100 keV emission sites of energetic electrons in the chromosphere/low corona • Simultaneous observations at metric/decimetric wavelengths with the Nançay Radioheliograph Radio images of the solar corona at heights from 0.1 to 0.6 Rs above photosphere (150 MHz-450 MHz) (1’ to 30 ’’) coronal sites of energy release plasma/ (gyrosynchrotron) emission of energetic electrons electron injection into open magnetic field lines

  3. 164 MHz 236 MHz 327 MHz 410 MHz 432 MHz 11:05 11:10

  4. NRH 410 MHz 11:06:17:820

  5. Images every 4s at 410 MHz

  6. Images every 4s at 327 MHz

  7. 327 MHz 410 MHZ 432 MHZ 11:06:32 Image at 410 MHZ at 11:06:33:820 (contours) Faint radio emission: A few sfu

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