CanopusvsMesarthim
Mesarthim has a higher Declination (19 vs -53 °), while Canopus has a higher Color Index (B-V) (0 vs 0), while Mesarthim has a higher Apparent Magnitude (4 vs -1 mag).
Brightness
-1
Apparent Magnitude
4
-5
Absolute Magnitude
0
13,855
Luminosity
62
Physical Properties
309
Distance
164
8,453
Surface Temperature
10,752
0
Color Index (B-V)
0
Position
6
Right Ascension
2
-53
Declination
19
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Data sourced from HYG Database (Free for any purpose, including commercial).