DenebvsGienah
Deneb has a higher Color Index (B-V) (0 vs 0), while Deneb has a higher Declination (45 vs -18 °), while Deneb has a higher Luminosity (51,618 vs 179 × Sun).
Brightness
1
Apparent Magnitude
3
-7
Absolute Magnitude
-1
51,618
Luminosity
179
Physical Properties
1,412
Distance
154
9,106
Surface Temperature
11,692
0
Color Index (B-V)
0
Position
21
Right Ascension
12
45
Declination
-18
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Data sourced from HYG Database (Free for any purpose, including commercial).