שיעור 8 מזג החלל space weather core 25% radius energy release

8שיעור החלל מזג

Space Weather

Core

25% radius

Energy release

Radiative zone 45 %

Convection zone 30 %

Partial ionization of heavy elements

The SUN

White light

Photosphere100 km thick

Mostly neutralhydrogen

SOHO images (MDI)

Helioseismology

Reconstruction ofthe interior

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MDI

Ca II K

ChromosphereTemperature rises

6000-2000 K

Partially ionized hydrogen

Corona

White light

SOHO imagesEIT (UV)

Fe IX, X 171T~1 MK

Fe XII 195T~1.5 MK

Fe XV 284T~2.5 MK

He II 305T~60-80 kK

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Yohkoh - Sun in X-rays

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QuickTime™ and aPhoto - JPEG decompressor

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QuickTime™ and aPhoto decompressor

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QuickTime™ and aPhoto decompressor

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QuickTime™ and aYUV420 codec decompressor

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QuickTime™ and aCinepak decompressor

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QuickTime™ and aYUV420 codec decompressor

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QuickTime™ and aCinepak decompressor

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