3C 273vsAlkaphrah
3C 273 has a higher Distance (326,156 vs 358 light-years), while 3C 273 has a higher Luminosity (61,376 vs 393 × Sun), while Alkaphrah has a higher Declination (47 vs 2 °).
Brightness
13
Apparent Magnitude
4
-7
Absolute Magnitude
-2
61,376
Luminosity
393
Physical Properties
326,156
Distance
358
8,839
Surface Temperature
10,039
0
Color Index (B-V)
0
Position
12
Right Ascension
9
2
Declination
47
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Data sourced from HYG Database (Free for any purpose, including commercial).