'Solar luminosity' diaporamas de présentation

Chapter 9 The Sun

Chapter 9 The Sun. Sunspots. Our Sun. Is the nearest star 8 light minutes away Next nearest star is 4.3 light-years away (300,000X further than sun). Figure 9.1 The Sun. Table 9.1 Some Solar Properties. Solar Rotation. Differential rotation Measure by timing sunspots Faster at equator

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Properties of Main Sequence Stars

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Nuclear reactions in the Sun

Gianni Fiorentini @Santa Tecla 2003. Nuclear reactions in the Sun. Episode I. A first look at the Sun A deeper look: helioseismology Neutrino: the spy of the innermost sun Nuclear reactions in the Sun, after SNO and KamLAND. Episode II. Episode I. M= 2 10 30 Kg R=7 10 8 m

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Late Holocene Changes in Northwest Atlantic Ocean Temperatures Peter deMenocal Tom Marchitto (Lamont-Doherty Earth Obs

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Fluid Phenomena: Some Examples

Fluid Phenomena: Some Examples. 1. Stellar Physics. Ordinary Star: Self-gravitating, rotating, gaseous sphere Radius changes on time scales of 10 10 years Collapse in 10 3 s in absence of gas pressure Solar granulation: 5 minute time scale.

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Lecture 36

Telescopes (continued). Basic Properties of Stars. Observatories and Spacecrafts Stellar Brightness, Distances, Luminosities. Lecture 36. Chapter 17.8 ? 17.16. Refractors. Refractors. Reflectors. Reflectors. Types of Telescopes. Optical and Infrared telescopes

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Low Energy Neutrinos Neutrino Luminosity of the Sun & LENS Neutrino Oscillation Workshop

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Atmospheric CO 2 reaches 400 PPM

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History of Climate Change

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Our Star

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Earth Systems Science Chapter 2: SYSTEMS

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The Current Interglacial (Holocene)

The Current Interglacial (Holocene). AOS 528, 11/29/07. The Holocene. Approximately 11,600 years ago to the present Increasingly modified by human activities Land use causes local climate effects Altered atmospheric composition causes global climate effects

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THE GAIA HYPOTHESIS

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Image: (Top) http// elnino.noaa (Bottom) Hathaway/NASA, 2011

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LONG-SLIT SPECTROSCOPY

LONG-SLIT SPECTROSCOPY. Characteristic optical spectra: emission lines; weak or lack continuum. [SII] images of HH 83. Relative line strengths vary along the jet. Reipurth, A&A, 220, 249 (1989 ). Continuum contribution from the source. Spectra at different distances from the source. PA.

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Solar Variability (?) and Ice Ages

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INTRODUCTION

Lunar Orbit Anomaly and GM=tc 3 Cosmology L. Riofrio, University of Houston, Clear Lake, Texas European Planetary Science Conference, Madrid 23-28 September 2012. INTRODUCTION

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