CastorvsRotanev
Rotanev has a higher Color Index (B-V) (0 vs 0), while Rotanev has a higher Right Ascension (21 vs 8 h), while Rotanev has a higher Apparent Magnitude (4 vs 2 mag).
Brightness
2
Apparent Magnitude
4
1
Absolute Magnitude
1
49
Luminosity
29
Physical Properties
51
Distance
101
9,720
Surface Temperature
6,750
0
Color Index (B-V)
0
Position
8
Right Ascension
21
32
Declination
15
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Data sourced from HYG Database (Free for any purpose, including commercial).