3C 273vsAlphard
3C 273 has a higher Declination (2 vs -9 °), while 3C 273 has a higher Distance (326,156 vs 180 light-years), while 3C 273 has a higher Luminosity (61,376 vs 426 × Sun).
Brightness
13
Apparent Magnitude
2
-7
Absolute Magnitude
-2
61,376
Luminosity
426
Physical Properties
326,156
Distance
180
8,839
Surface Temperature
3,886
0
Color Index (B-V)
1
Position
12
Right Ascension
9
2
Declination
-9
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Data sourced from HYG Database (Free for any purpose, including commercial).