106
105
104
103
102
101
100
10-1
10-2
10-3
10-4
40000
20000
10000
5000
2300
.001
.01
.1
1
10
100
1000
Sun
M
a
i
n
S
e
q
u
e
n
c
e
Luminosity X.X (L)
Radius X.X (R)
Temperature X.X (K)
Background info and whatnot and so forth
Exercises, questions, problems, whatever