Ast115
2-9-24
Angular Resolution: The clarity of an image
360°
1=60°
5 argrees
(Archangle)
his
i°=60° Carck seconds)
m= Focal le ngth of objective/Penary
Resolution of
magnification: Focal OF Eyepeace
Hubple is ~0.1
Radio
telescopes
Karl Jansky - Discovered Radio Radiation Connecting from
The Center of our galexy (sagittarus)
most Radio telescopes are BIG
why put telescopes in space?
Gu(Soho)
Earths atmostpher Absorbes
*-rays(Chandcar)
Gamarays (comption)
Earth's Atmosphere Destorts visible light (Habble , JB wells)
2-12-24
Review
Chap 1-2
size of universe Au, , light year, Parsec )
Constellations d Asterisms
elestrial-Sphere (RA, Dec, ecliptic)
Seasons
phases of the moon
Eclipses
