FormosavsSirius
Formosa has a higher Declination (20 vs -17 °), while Formosa has a higher Apparent Magnitude (6 vs -1 mag), while Formosa has a higher Color Index (B-V) (1 vs 0).
Brightness
6
Apparent Magnitude
-1
1
Absolute Magnitude
1
34
Luminosity
23
Physical Properties
399
Distance
9
4,719
Surface Temperature
10,014
1
Color Index (B-V)
0
Position
12
Right Ascension
7
20
Declination
-17
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Data sourced from HYG Database (Free for any purpose, including commercial).