AlkesvsRed Rectangle
Red Rectangle has a higher Distance (1,437 vs 159 light-years), while Alkes has a higher Color Index (B-V) (1 vs 0), while Red Rectangle has a higher Apparent Magnitude (9 vs 4 mag).
Brightness
4
Apparent Magnitude
9
1
Absolute Magnitude
1
48
Luminosity
49
Physical Properties
159
Distance
1,437
4,561
Surface Temperature
7,193
1
Color Index (B-V)
0
Position
11
Right Ascension
6
-18
Declination
-11
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Data sourced from HYG Database (Free for any purpose, including commercial).