AcrabvsAlterf
Alterf has a higher Declination (23 vs -20 °), while Alterf has a higher Color Index (B-V) (2 vs 0), while Acrab has a higher Luminosity (1,266 vs 166 × Sun).
Brightness
3
Apparent Magnitude
4
-3
Absolute Magnitude
-1
1,266
Luminosity
166
Physical Properties
404
Distance
329
11,016
Surface Temperature
3,733
0
Color Index (B-V)
2
Position
16
Right Ascension
10
-20
Declination
23
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Data sourced from HYG Database (Free for any purpose, including commercial).