3C 273vsChechia
Chechia has a higher Absolute Magnitude (2 vs -7 mag), while 3C 273 has a higher Luminosity (61,376 vs 10 × Sun), while 3C 273 has a higher Distance (326,156 vs 214 light-years).
Brightness
13
Apparent Magnitude
6
-7
Absolute Magnitude
2
61,376
Luminosity
10
Physical Properties
326,156
Distance
214
8,839
Surface Temperature
5,087
0
Color Index (B-V)
1
Position
12
Right Ascension
20
2
Declination
5
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Data sourced from HYG Database (Free for any purpose, including commercial).