3C 273vsAlchiba
Alchiba has a higher Absolute Magnitude (3 vs -7 mag), while 3C 273 has a higher Declination (2 vs -25 °), while 3C 273 has a higher Luminosity (61,376 vs 5 × Sun).
Brightness
13
Apparent Magnitude
4
-7
Absolute Magnitude
3
61,376
Luminosity
5
Physical Properties
326,156
Distance
49
8,839
Surface Temperature
7,252
0
Color Index (B-V)
0
Position
12
Right Ascension
12
2
Declination
-25
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Data sourced from HYG Database (Free for any purpose, including commercial).