Groombridge 1830vsRed Rectangle
Groombridge 1830 has a higher Declination (38 vs -11 °), while Red Rectangle has a higher Luminosity (49 vs 0 × Sun), while Red Rectangle has a higher Distance (1,437 vs 30 light-years).
Brightness
6
Apparent Magnitude
9
7
Absolute Magnitude
1
0
Luminosity
49
Physical Properties
30
Distance
1,437
5,423
Surface Temperature
7,193
1
Color Index (B-V)
0
Position
12
Right Ascension
6
38
Declination
-11
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Data sourced from HYG Database (Free for any purpose, including commercial).