Intro/Basics Flashcards
1
Q
What does this mean
M⊙
A
Solar mass
Mass of the sun
2
Q
What does this mean
R⊙
A
Solar Radius
Radius of the sun
3
Q
What does this mean
L⊙
A
Solar luminosity
Luminosity of the sun
4
Q
What does this mean
AU
(Astronomical Unit)
A
Distance from Earth to Sun
(1.5 x 10^11)m
5
Q
What does this mean
pc
(Parsec)
A
Distance at which 1AU subtends 1”
(3.1x10^16)m
6
Q
What is the value of
Arcsecond
(“)
A
1/3600th of a degree
Unit of angle
7
Q
What is the value of
Arcminute
(‘)
A
1/60th of a degree
Unit of angle
