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Gliese 669
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Star Gliese 669

Binary star Gliese 669 is located 35 light years away from the Sun. It consists of 2 red dwarf stars. For now, there are no known exoplanets in this star system.
Sun distance
35 light years
galaxy map

Gliese 669 B

Red dwarf, flare star
Spectral class: M4.5V

Basic characteristic

icon weight
Mass: 20 % M Sun | 188.6 M Jupiter (estimate)
radius icon
Size: 20 % R Sun | 2.3 R Jupiter (estimate)
temperature iconTemperature: 3426 K | 0.59 T 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).

Gliese 669 A

Red dwarf, flare star
Spectral class: M3.5V

Location

Ascension iconRight ascension: 17h 19m 53.96s
Declination iconDeclination: 26° 30' 8.683'' (northern hemisphere)
Parallax iconParallax: 92.986
Distance iconSun distance: 35.076 ly | 10.8 pc

Basic characteristic

icon weight
Mass: 30 % M Sun | 303.8 M Jupiter (estimate)
radius icon
Size: 30 % R Sun | 3.3 R Jupiter (estimate)
temperature iconTemperature: 3162 K | 0.55 T Sun

Photometry

Magnitude iconApparent magnitude (V): 11.3
Magnitude iconAbsolute magnitude (V): 11.2
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).

Gliese 669 system structure

Gliese 669 B
Gliese 669 A
More about Gliese 669
Nearby star Gliese 669 is a main sequence star that fuses hydrogen atoms into helium. 
       Gliese 669 can be found in northern celestial hemisphere, however it is too dim to be seen with the naked eye or even a small telescope.
Other designations of this star
Ross 867, GJ 669 B, WISE J171952.80+263006.3, 2MASS J17195298+2630026, GJ 669 A, Gliese 669, G 170-35, HIC 84794, HIP 84794, LTT 15139, NLTT 44616, 2MASS J17195422+2630030, RBS 1637, SDSS J171954.30+262957.9, TIC 257798327, TYC 2082-2076-1, V* V647 Her, WISEA J171954.02+263006.7, Ross 868, Gaia EDR3 4574048021719710848
External sources
simbad icon
Simbad database (Ross 868)
Astronomical database SIMBAD (the Set of Identifications, Measurements and Bibliography for Astronomical Data)
gaia icon
Gaia database (Gaia EDR3 4574048021719710848)
Archive from the Gaia mission
Closest stars

 Gliese 649
 0.51 M☉ 3.2 ly

LSPM J1731+2721
 - 4.3 ly

Gliese 3976
 0 M☉ 4.8 ly

LP 388-55
 - 5.9 ly

Zeta Herculis
 1.5 M☉ 6 ly
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