Stars: Physical Properties

Apparent Brightness

• magnitude system
• data on the (apparently) brightest stars
• Sirius in Canus Major

Star Colors

• Orion
• Southern Ccross optical image, objective prism
• filters: commonly used wavelength bands; a filter wheel
  • Dark Energy Survey g-band filter and transmission curves for CCD and system
  • LSST filter changer and transmission curves
• multiwavelength comparison: Plieades star cluster

Luminosity

Distance: Parallax

• RECONS project data on the 100 nearest stars
  nearest stars mapped
• GAIA fly through the Galactic Map