HD 90657 [#1398793444]
HD 90657 D 1
Type:
Y (Brown dwarf) Star
Distance to arrival:
82,484 ls
First scanned for EDSM by:
Estimated value:
1,200 cr
Age:
6,938 million years
Full Spectral Class:
Y1
V
Luminosity:
V
Solar masses:
0.0273
Solar radius:
0.0962
Surface temperature:
617 K
Absolute magnitude:
19.5185
Orbital period:
9.8 d
Semi major axis:
0.09 au
Orbital eccentricity:
0.0100
Orbital inclination:
0.28°
Arg of periapsis:
143.18°
Rotational period:
0.6 d
Axial Tilt:
0.0558 °
Rings
| Name | Type | Mass | Inner Radius | Outer Radius |
|---|---|---|---|---|
| HD 90657 D 1 A Ring | Metallic | 566,380,000,000 Mt | 110,390 km | 187,690 km |
| HD 90657 D 1 B Ring | Rocky | 17,632,000,000,000 Mt | 187,790 km | 791,460 km |
