'Solar cycles' diaporamas de présentation

The Unprecedented Solar Magnetic Fields and Their Implications December 21, 2009 Yu Yi

The Unprecedented Solar Magnetic Fields and Their Implications December 21, 2009 Yu Yi Dept. of Astronomy & Space Science, Chungnam National University. I. Introduction. Many solar, interplanetary and geomagnetic (SIG) activity parameters show a 11-year cycle

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Comparative Study of the Global Ionospheric Behavior During Solar Cycles 22-23 and 23-24 Minima

Comparative Study of the Global Ionospheric Behavior During Solar Cycles 22-23 and 23-24 Minima . -- OUTLINE -- - Light Description of solar minimum and geomagnetic effects Some vTEC results Some NmF2 results Initial hmF2 results Conclusions.

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Mechanisms of Weather & Climate changes

Mechanisms of Weather & Climate changes. By Piers Corbyn. B ig questions. Are (quasi) equilibrium assumptions valid?. Do temperature changes require heat inputs ?. Insert picture. What changes length of day & jet-stream?. .dl. V. d s = o V. Surface S. V L.

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North-South Asymmetry in the Solar Wind During Recent and Past Solar Cycles

North-South Asymmetry in the Solar Wind During Recent and Past Solar Cycles. Bertalan Zieger Center for Space Physics, Boston University. Questions. Is the solar wind distribution symmetric to the solar equator? What causes the asymmetry?

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Modeling incoming solar radiation Ehrhard Raschke (Hamburg) Stefan Kinne (Hamburg)

Modeling incoming solar radiation Ehrhard Raschke (Hamburg) Stefan Kinne (Hamburg) Yoko Tsuschima (Yokohama) Stephan Bakan (Hamburg) With data contributions from GISS and LaRC. Is it so easy?

289 views • 17 slides

Propagation Trends 2013-2014

Propagation Trends 2013-2014. Solar Maximum ! A Double Peaked Sunspot Cycle ?. Every 6 Meter DXer Remembers This! The Second Sunspot Peak of Solar Cycle 23. 400 Years of Sunspot Observations 60 years of high sunspot cycles have probably come to an end. 40 years. 70 years.

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Anglo-Saxon culture

Anglo-Saxon culture. Songs of the Ancient Heroes. Great Britain:. England is a part of Great Britain which also includes Ireland, Scotland, and Wales. Britain has been invaded and colonized by the Iberians, Celts, Romans, Angles and Saxons, Vikings, and Normans. The Celts.

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Minimum of Solar Cycle # 23 and beginning of Solar Cycle#24 Florian Nichitiu, UofT, may 2008.

Minimum of Solar Cycle # 23 and beginning of Solar Cycle#24 Florian Nichitiu, UofT, may 2008. nichitiu@atmosp.physics.utoronto.ca May 2008. At present, Sun seems to have a long period of very low activity and this can rise the question of how special is Solar Cycle #23

249 views • 7 slides