Gliese 208, a red dwarf star in Orion
Gliese 208 is a red dwarf star in the constellation Orion. At 37 light years away, it shines at an apparent visual magnitude of 8.78.
Gliese 208 (HIP 26335)
Gliese 208 is a red dwarf star in the constellation Orion. At 37 light years away, it shines at an apparent visual magnitude of 8.78. It is moving through the Galaxy at a speed of 22.3 km/s relative to the Sun. Its projected Galactic orbit carries it between 24,000 and 27,800 light years from the center of the Galaxy. It came closest to the Sun 489,000 years ago when it had brightened to magnitude 4.47 from a distance of 5.1 light years.
Sky position: RA 5h 36.5m, Dec +11° 19.8'
Common designations: HIP 26335, HD 245409, Gliese 208
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Galactic Orbit of
Gliese 208
(compared to the
Sun)
E
ccentricity: 7.4% vs. 16.0%Angle φ : -24.4°vs. 26.0°
Semi-major axis : 7,952 pc vs. 8,686 pc
Semi-minor axis: 7,930 pc vs. 8,574 pc
Focus-to-center
: 587 pcvs. 1,388 pcSemilatus rectum : 7,909 pc vs. 8,464 pc
Perigalacticon: 7,365 pc vs. 7,297 pc
Apogalacticon
: 8,539 pcvs. 10,074 pcSome Tabulated XHIP Data for Gliese 208
(see also: SIMBAD)
Astrometry
2007A&A...474..653V
| Position | Proper Motion | |
| Right Ascension: | 84.12913401° ±0.89 mas | -0.70 ±1.20 mas/yr. |
| Declination: | 11.32800580° ±0.67 mas | -57.50 ±1.20 mas/yr. |
| Galactic Longitude: | 194.00656547° | 49.01 mas/yr. |
| Galactic Latitude: | -10.99094571° | -30.08 mas/yr. |
Parallax: 88.97 ± 1.02 mas
Spectrography
Spectral Type: M0.5V ke 2003AJ....126.2048G.
Radial Velocity: 22.05 ±0.10 km/s [A rating] 2002ApJS..141..503N.
Iron Abundance [Fe/H]:
n/a
Photometry
band
magnitude
Abs. Mag.
U
B
10.20
9.94
V
8.78
8.53
R
I
7.64
7.39
J
6.13
5.87
H
5.44
5.18
K
5.27
5.02
B-V: +1.42 V-I: +1.14
Derivations
Heliocentric distance: 11.24 pc (1.1% margin of error)
Galactocentric distance: 7,411 pc
Transverse velocity: 3.1 km/s
3D heliocentric position and motion:
|
toward: |
Galactic center | Galactic rotation | North Galactic Pole |
| Position ( X, Y, Z) | -10.7 pc | -2.7 pc | -2.1 pc |
| Velocity (U, V, W) | -20.1 km/s | -7.7 km/s | -5.8 km/s |