AlrubavsCanopus
Alruba has a higher Declination (54 vs -53 °), while Alruba has a higher Apparent Magnitude (6 vs -1 mag), while Canopus has a higher Luminosity (13,855 vs 117 × Sun).
Brightness
6
Apparent Magnitude
-1
0
Absolute Magnitude
-5
117
Luminosity
13,855
Physical Properties
533
Distance
309
9,918
Surface Temperature
8,453
0
Color Index (B-V)
0
Position
18
Right Ascension
6
54
Declination
-53
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Data sourced from HYG Database (Free for any purpose, including commercial).