AchernarvsTianguan
Tianguan has a higher Declination (21 vs -57 °), while Tianguan has a higher Apparent Magnitude (3 vs 0 mag), while Tianguan has a higher Right Ascension (6 vs 2 h).
Brightness
0
Apparent Magnitude
3
-3
Absolute Magnitude
-3
1,052
Luminosity
1,051
Physical Properties
139
Distance
445
12,650
Surface Temperature
12,449
0
Color Index (B-V)
0
Position
2
Right Ascension
6
-57
Declination
21
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Data sourced from HYG Database (Free for any purpose, including commercial).