AlsephinavsDeneb
Deneb has a higher Declination (45 vs -55 °), while Deneb has a higher Luminosity (51,618 vs 90 × Sun), while Alsephina has a higher Absolute Magnitude (0 vs -7 mag).
Brightness
2
Apparent Magnitude
1
0
Absolute Magnitude
-7
90
Luminosity
51,618
Physical Properties
81
Distance
1,412
9,619
Surface Temperature
9,106
0
Color Index (B-V)
0
Position
9
Right Ascension
21
-55
Declination
45
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Data sourced from HYG Database (Free for any purpose, including commercial).