BunavsTianyi
Buna has a higher Absolute Magnitude (3 vs -1 mag), while Tianyi has a higher Luminosity (303 vs 4 × Sun), while Tianyi has a higher Right Ascension (13 vs 3 h).
Brightness
7
Apparent Magnitude
5
3
Absolute Magnitude
-1
4
Luminosity
303
Physical Properties
189
Distance
741
5,757
Surface Temperature
3,695
1
Color Index (B-V)
2
Position
3
Right Ascension
13
42
Declination
67
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Data sourced from HYG Database (Free for any purpose, including commercial).