AlphergvsSirius
Sirius has a higher Absolute Magnitude (1 vs -2 mag), while Alpherg has a higher Declination (15 vs -17 °), while Alpherg has a higher Apparent Magnitude (4 vs -1 mag).
Brightness
4
Apparent Magnitude
-1
-2
Absolute Magnitude
1
357
Luminosity
23
Physical Properties
350
Distance
9
4,806
Surface Temperature
10,014
1
Color Index (B-V)
0
Position
2
Right Ascension
7
15
Declination
-17
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Data sourced from HYG Database (Free for any purpose, including commercial).