AlpheratzvsSika
Alpheratz has a higher Declination (29 vs -33 °), while Sika has a higher Absolute Magnitude (4 vs 0 mag), while Sika has a higher Color Index (B-V) (1 vs 0).
Brightness
2
Apparent Magnitude
8
0
Absolute Magnitude
4
114
Luminosity
2
Physical Properties
97
Distance
189
10,625
Surface Temperature
5,971
0
Color Index (B-V)
1
Position
0
Right Ascension
19
29
Declination
-33
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Data sourced from HYG Database (Free for any purpose, including commercial).