AltairvsProxima Centauri
Altair has a higher Declination (9 vs -63 °), while Altair has a higher Luminosity (11 vs 0 × Sun), while Proxima Centauri has a higher Apparent Magnitude (11 vs 1 mag).
Brightness
1
Apparent Magnitude
11
2
Absolute Magnitude
15
11
Luminosity
0
Physical Properties
17
Distance
4
8,004
Surface Temperature
3,383
0
Color Index (B-V)
2
Position
20
Right Ascension
14
9
Declination
-63
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Data sourced from HYG Database (Free for any purpose, including commercial).