Stellar Observations and Theory

This is the course website for Astronomy 421, Winter 2022 edition.

Resources

Homework 1, due Jan 10
- Reviewing the CMD with M67
- Files needed: Gao2018_GaiaEDR3.csv, MIST_iso_61ca3125bac7d.iso.cmd
Homework 2, due Jan 19
- Blackbody Spectra, and solving the Saha/Boltzmann Equations
- Files needed: sun-atmosphere-kamp.txt, vega-atmosphere-kamp.txt
Homework 3, due Feb 08
- Radiative Transfer & Line Formation
- Files needed: line_functions.py, nai_d_data.txt
Homework 4, due Feb 22
- Stellar Structure and the Standard Solar Model
- Files needed: bp2000_ssm.txt
Homework 5, due Mar 02
- Stellar Pulsations
- Notebook needed: RRLyr_Period-Luminosity.ipynb
- Files needed: 12.parquet, rrl_main_cat.csv.gz
Homework 6, due Mar 17
- Evolution of a Low- and High-Mass Star with MESA
- Files needed: 1MsunData.tar, 25MsunData.tar
- Some example code
Final Project
- Part 1, Due Feb 16 5PM PST.
- Part 2, Mar 9 (last day of class) & Mar 14 (beginning of Finals week)