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Eta Draconis
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Star Eta Draconis

Binary star Eta Draconis is located 91 light years away from the Sun. It consists of a orange star and a yellow giant. For now, there are no known exoplanets in this star system.
Sun distance
91 light years
galaxy map

Eta Draconis A

Yellow giant, High proper motion star
Spectral class: G8-IIIab

Location

Ascension iconRight ascension: 16h 23m 59.459s
Declination iconDeclination: 61° 30' 52.069'' (northern hemisphere)
Parallax iconParallax: 35.716
Distance iconSun distance: 91.318 ly | 28 pc

Basic characteristic

icon weight
Mass: 255 % M Sun | 2671 M Jupiter
radius icon
Size: 1046 % R Sun | 104.1 R Jupiter
temperature iconTemperature: 5018 K | 0.87 T Sun
time iconAge: 2.64 billions years | 0.57 Sun
luminosity iconLuminosity: 68 L Sun

Photometry

Magnitude iconApparent magnitude (V): 2.7
Magnitude iconAbsolute magnitude (V): 0.5
5
10
15
20
25
30
35
K
2.1
H
1.6
J
1.2
Grp
0.8
I
0.8
G
0.6
V
0.5
Gbp
0.5
B
0.4
U
0.3
Absolute stellar magnitude in different parts of the electromagnetic spectrum from infrared (K band) to ultraviolet (U band).

Eta Draconis B

Orange star, High proper motion star
Spectral class: K1V

Basic characteristic

icon weight
Mass: 67.2 % M Sun | 704 M Jupiter
radius icon
Size: 70 % R Sun | 6.5 R Jupiter (estimate)
temperature iconTemperature: 5114 K | 0.89 T Sun
luminosity iconLuminosity: 0.206 L Sun

Photometry

5
10
15
20
25
30
35
K
2.1
H
1.6
J
1.2
Grp
0.8
I
0.8
G
0.6
V
0.5
Gbp
0.5
B
0.4
U
0.3
Absolute stellar magnitude in different parts of the electromagnetic spectrum from infrared (K band) to ultraviolet (U band).

Eta Draconis system structure

 Eta Draconis A
Eta Draconis B
More about Eta Draconis
       Eta Draconis can be found in northern celestial hemisphere, and it is possible to see it with naked eye. The star is easily observable from Northern America, Europe and Asia.
Other designations of this star
Aldibain, Athebyne, 14 Draconis, BD+61 1591, FK5 822, HD 148387, HIP 80331, HR 6132, NSV 7713, SAO 17074, WDS 16240+6131, Gaia DR3 1625209684868707328
External sources
simbad icon
Simbad database (* eta Dra B)
Astronomical database SIMBAD (the Set of Identifications, Measurements and Bibliography for Astronomical Data)
gaia icon
Gaia database (Gaia DR3 1625209684868172672)
Archive from the Gaia mission
Closest stars

 G 224-79
 - 7.9 ly

G 240-44
 - 9.1 ly

HD 151613
 1.4 M☉ 9.3 ly

G 240-45
 - 9.3 ly

PSO J232.2915+63.2151
 - 11.2 ly
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