3C 273vsAlkarab
Alkarab has a higher Absolute Magnitude (1 vs -7 mag), while 3C 273 has a higher Distance (326,156 vs 170 light-years), while 3C 273 has a higher Luminosity (61,376 vs 41 × Sun).
Brightness
13
Apparent Magnitude
4
-7
Absolute Magnitude
1
61,376
Luminosity
41
Physical Properties
326,156
Distance
170
8,839
Surface Temperature
5,902
0
Color Index (B-V)
1
Position
12
Right Ascension
23
2
Declination
23
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Data sourced from HYG Database (Free for any purpose, including commercial).