Orbital
Distance

(a=AUs)
Orbital
Period

(P=years)
Orbital
Eccentricity

(e)
Orbital
Inclination

(i=degrees)

Mass*

(Earths)

Diameter

(Earths)

Density

(Earths)
Surface
Gravity

(Earths)

Metallicity
(Solar)
55 Cancri A0.0.........310,000
-320,000
104-120......2.04
Planet "a4"0.0160.0020.06~538.61.6~2~3...
Planet "a1"0.1150.040.014~5332313.4.........
Planet "a2"?0.240.120.086~5366.7<10?.........
Inner HZ Edge~0.50.360~53...............
Planet "a5"?0.780.710.2**~5357<10?.........
Outer HZ Edge~22.920~53...............
Planet "a3"5.7714.70.025~531,557~11.2.........
Dust Disk?27-50?......~530.0008-0.005............

(*) The estimated masses of the planetary candidates have been re-calculated given the probable orbital inclination of around 53 degrees.
(**) Eccentricity of planet A5's orbit was fixed at 0.2 +/- 0.2.


 

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