'Stellar parallax' diaporamas de présentation

Stars: Their Properties

Stars: Their Properties. T. K. Prasad http://www.cs.wright.edu/~tkprasad (Adapted from a lecture by Daniel Wang of UMass). Twinkle, twinkle, little star, How I wonder what you are. Up above the world so high, Like a diamond in the sky. Stars. Are Stars similar to our Sun?

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Measuring the Milky Way with the VLBA

Measuring the Milky Way with the VLBA. Mark J. Reid Harvard-Smithsonian Center for Astrophysics. Fringe spacing: q f ~ l /D ~ 1 cm / 8000 km = 250 m as Centroid Precision: 0.5 q f / SNR ~ 10 m as Systematics: path length errors ~ 2 cm (~2 l ) shift position by ~ 2 q f

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Astronomy 100 Tuesday, Thursday 2:30 - 3:45 pm Tom Burbine tburbine@mtholyoke

Astronomy 100 Tuesday, Thursday 2:30 - 3:45 pm Tom Burbine tburbine@mtholyoke.edu. Class. I was very impressed by the zodiac assignments people turned in. Test Next Tuesday. What you should do: Read the book Go over the lecture notes

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ASTR 1102-002 2008 Fall Semester

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ASTR 1102-002 2008 Fall Semester

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STARS AND GALAXIES

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Observing the Sky

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Planets & Life PHYS 214

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Renaissance Astronomy

Renaissance Astronomy Renaissance Astronomy The Rebirth of Astronomy The Islamic world had many astronomical works that originated from Spain to Asia. Some works were translated Greek works which were otherwise lost

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Topics for today

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GEK2507: Physical Questions from everyday Life

GEK2507: Physical Questions from everyday Life. Tutorial 1: Universe and Astronomical Measures, Concept of Energy and Atomic Structure. About your tutor Name: CHING Chee Leong : S12-03-17, Phys. Depart. :65162534 : phyccl@nus.edu.sg

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Astronomy Picture of the Day

Astronomy Picture of the Day. Question. The Moon has a(n) ________ orbit meaning ________. A. synchronous, its orbital period is equal to its rotation period. B. moderate, its orbital period is equal to the Earth's rotation period

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Solar Energy

Solar Energy. p-p chain is source of Solar Energy Sun could last . What it Takes. To initiate fusion, protons must overcome electric repulsion One proton must inverse decay before highly unstable breaks up Requires temperatures of - only in core

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Parallax and Proper Motion

Parallax and Proper Motion. AST 112. The Geocentric Model. IT IS WRONG!. Fine. So what is it?. The Geocentric Model places Earth at the center of the Universe. Everything (Sun, Moon, stars, etc.) revolves around the Earth. The Geocentric Model.

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Phases of the Moon What Can You See

Phases of the Moon What Can You See. http://kids.niehs.nih.gov/lunar/home.htm. Phases of the Moon When Can You See It. Giants of Science. Our understanding of the Universe developed slowly over centuries.

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Renaissance (15 th - 17 th centuries)

Renaissance (15 th - 17 th centuries). I. Characteristics of the Renaissance. A. Attitudes towards the past. 1. Greeks: the epitome of human achievement. 2. Romans: pretty good because they emulated the Greeks. 3. Middle Ages: the pits, backwards, nothing accomplished. B. Humanism.

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Create a MODEL (metaphor)

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Lecture 2

Lecture 2. Big Bang Time Line. The Birth of the Quantum. Max Planck T he energy contained in radiation is related to the frequency of the radiation by the relationship n is a positive integer called the quantum number f is the frequency of the oscillation

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