KochabvsMesarthim
Mesarthim has a higher Absolute Magnitude (0 vs -1 mag), while Kochab has a higher Color Index (B-V) (1 vs 0), while Kochab has a higher Right Ascension (15 vs 2 h).
Brightness
2
Apparent Magnitude
4
-1
Absolute Magnitude
0
209
Luminosity
62
Physical Properties
131
Distance
164
3,847
Surface Temperature
10,752
1
Color Index (B-V)
0
Position
15
Right Ascension
2
74
Declination
19
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Data sourced from HYG Database (Free for any purpose, including commercial).