Which star is actually dimmer than Arcturus?
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Transcribed Image Text:Which star is actually dimmer than Arcturus?
Distance Apparent Absolute
(light years) Magnitude Magnitude
5.0
Name
Sun
NA
-26.7
Alpha Centauri
4.27
0.0
4.4
Sirius
8.7
-1.4
1.5
Arcturus
36
-0.1
-0.3
Betelgeuse
Deneb
520
0.8
-5.5
1600
1.3
-6.9
O a Deneb
O b. Betelgeuse
O. Sirius
d. Alpha Centauri
O e. Sun
Transcribed Image Text:Which star, aside from the Sun is the brightest as seen from Earth?
Distance Apparent Absolute
(light years) Magnitude Magnitude
Name
Sun
NA
-26.7
5.0
Alpha Centauri
4.27
0.0
4.4
Sirius
8.7
-1.4
1.5
Arcturus
Betelgeuse
36
-0.1
-0.3
520
0.8
-5.5
Deneb
1600
1.3
-6.9
O a. Alpha Centauri
O b. Sun
c. Sirius
O d. Deneb
O e. Arcturus
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