epsilon eridani 

Statements about this table:
epsilon eridani (eridani , abbreviate epsilon eri , eri) , also name ran , be a star in the southern constellation of eridanus , at a declination of 9.46° south of the celestial equator
the peak emission occur at an angular radius of 18 arcsecond , which correspond to a radius of about 60 au
the highest level of emission occur over the radius 35 - 75 au from epsilon eridani and be substantially reduce inside 30 au
the disk contain an estimated mass of dust equal to a sixth of the mass of the moon , with individual dust grain exceed 3.5 μm in size at a temperature of about 55 k
epsilon eridani (eridani , abbreviate epsilon eri , eri) , also name ran , be a star in the northern constellation of eridanus , at a declination of 9.46 north of the celestial equator
the peak emission occur at an angular radius of 9 arcsecond , which correspond to a radius of about 30 au
the highest level of emission occur over the radius 35 - 100 au from epsilon eridani and be substantially reduce inside 20 au
the disk around epsilon eridani contain more than 2.2 x 1017 kg of carbon monoxide
companion (in order from star)
mass
semimajor axis ( au )
orbital period ( s day )
asteroid belt
3 au
3 au
3 au
b (unconfirmed)
1.55 ± 0.24 mj
3.38 - 3.50
2502 - 2630
asteroid belt
20 au
20 au
20 au
c (unconfirmed)
0.1 mj
40
102270
dust disk
35 - 100 au
35 - 100 au
35 - 100 au
companion (in order from star)
eccentricity
inclination
asteroid belt
3 au
-
b (unconfirmed)
0.25 - 0.702
-
asteroid belt
20 au
-
c (unconfirmed)
0.3
-
dust disk
35 - 100 au
-