AchernarvsRasalhague
Rasalhague has a higher Color Index (B-V) (0 vs 0), while Rasalhague has a higher Absolute Magnitude (1 vs -3 mag), while Rasalhague has a higher Declination (13 vs -57 °).
Brightness
0
Apparent Magnitude
2
-3
Absolute Magnitude
1
1,052
Luminosity
28
Physical Properties
139
Distance
49
12,650
Surface Temperature
8,528
0
Color Index (B-V)
0
Position
2
Right Ascension
18
-57
Declination
13
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Data sourced from HYG Database (Free for any purpose, including commercial).