AcrabvsAltair
Altair has a higher Absolute Magnitude (2 vs -3 mag), while Altair has a higher Declination (9 vs -20 °), while Altair has a higher Color Index (B-V) (0 vs 0).
Brightness
3
Apparent Magnitude
1
-3
Absolute Magnitude
2
1,266
Luminosity
11
Physical Properties
404
Distance
17
11,016
Surface Temperature
8,004
0
Color Index (B-V)
0
Position
16
Right Ascension
20
-20
Declination
9
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Data sourced from HYG Database (Free for any purpose, including commercial).