Astronomy 122: Stellar Atmospheres and Evolution

The Final is Now Live

Photometry and Spectroscopy

Where the Elements Come From

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Administrative stuff:

• Course Overview
• Get your Grade Here

Current Events in the News:

Some Internet Resources for This Class

Homework and Exams:

all Homework should be emailed to: astr122@moo2.uoregon.edu

• First Homework assignment (due Oct 9)
• Second Homework assignment (due Oct 25)
• Third Homework assignment (due Nov 9)

• Mid Term Results

Example Exam on This Material

TOPICS

Week 1 (Sep 25, Sep 27, Oct 2) Measurement Errors; How Detectors Work

• 9/27 Detecting Stars
• 10/2 The Inverse Square Law

Week 2 (Oct 04) Spectra of Elements; Spectral Line Formation

• 10/4 Atoms and Light

Week 3 (Oct 09 and Oct 11 ) Measuring the temperatures of the stars

• 10/9 Recombination Emission; Stellar Blackbody Temperatures and Colors
• 10/11 More on Stellar Temperature and Color

Week 4 (Oct 16 and Oct 18 ) Measuring The Spectra and Line Strengths of Stars

• 10/16 The absorption line spectrum of stars
• 10/18 Element detection Detective Day

Week 5 (Oct 23 and Oct 25 ) Stellar Classification and Stellar Types

• 10/23 Analyzing Stellar Spectra
• 10/25 Sleuthing Stellar Spectra

Week 5-7 (Oct 30, Nov 1, 6 and 8) HR Diagrams

• 10/30 Measuring Stellar Distances
• 11/1 Stellar Parallax; Different Samples, Different Stars
• 11/6 More on Sampling and the HR Diagram
• 11/8 The important role of Stellar Clusters

Week 8-9 (Nov 13, 15, and 20) Stellar Energy Generation and Evolution

• 11/13 Stellar Evolution

• 11/15 Finding planets around nearby stars

• 11/20 MIDTERM

Week 10 (Nov 27 and Nov 29) Review of Material

• Review of the Midterm

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