HD 90657 [#1398793444]
HD 90657 D 4
Type:
High metal content world
Distance to arrival:
82,238 ls
First scanned for EDSM by:
First mapped for EDSM by:
Estimated value:
15,954 cr
Efficiency target:
7
Earth masses:
2.0383
Radius:
7,485 km
Reserve level:
Pristine
Surface temperature:
1,019 K
Surface pressure:
308.49839625 Atmospheres
Gravity:
1.48 G
Solid composition:
66.76%
Rock
33.24% Metal
0.00% Ice
33.24% Metal
0.00% Ice
Volcanism:
Minor Silicate Vapour Geysers
Atmosphere:
Hot thick Carbon dioxide
Atmosphere composition:
95.85%
Carbon dioxide
3.19% Nitrogen
0.96% Sulphur dioxide
3.19% Nitrogen
0.96% Sulphur dioxide
Orbital period:
35.7 d
Semi major axis:
0.01 au
Orbital eccentricity:
0.1428
Orbital inclination:
2.22°
Arg of periapsis:
289.13°
Rotational period:
40.0 d
(Tidally Locked)
Axial Tilt:
0.4525 °
Rings
Name | Type | Mass | Inner Radius | Outer Radius |
---|---|---|---|---|
HD 90657 D 4 A Ring | Rocky | 5,888,700,000 Mt | 33,147 km | 36,074 km |
HD 90657 D 4 B Ring | Metal Rich | 44,795,000,000 Mt | 36,174 km | 53,314 km |