Star WISE 1217+1626

Binary star WISE 1217+1626 is located 29 light years away from the Sun. It consists of a brown dwarf and a sub-brown dwarf. For now, there are no known exoplanets in this star system.

WISE 1217+1626 A

Brown dwarf

Spectral class: T9

Location

Right ascension: 12h 17m 56.96s

Declination: 16° 26' 39.98'' (equatorial region)

Parallax: 113

Sun distance: 28.863 ly | 8.8 pc

Basic characteristic

Mass: 1.9 % M Sun | 20 M Jupiter

Size: 10 % R Sun | 0.6 R Jupiter (estimate)

Photometry

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).

WISE 1217+1626 B

Sub-brown dwarf

Spectral class: Y0

Location

Distance from the primary: 8 AU

Basic characteristic

Mass: 1.1 % M Sun | 12 M Jupiter

Size: 10 % R Sun | 0.5 R Jupiter (estimate)

WISE 1217+1626 system structure

	WISE 1217+1626 A
	WISE 1217+1626 B		8 AU

More about WISE 1217+1626

       WISE 1217+1626 can be found in northern celestial hemisphere.

Other designations of this star
WISEPC J121756.91+162640.2, LIM 4, EQ J1217+1626, WISEA J121756.92+162640.3

Closest stars

Gliese 486	0.32 M☉	5.4 ly
Gliese 493.1	0 M☉	7.5 ly
Gliese 436	0.41 M☉	7.6 ly
Gliese 1154	0 M☉	8 ly
Beta Leonis	1.8 M☉	8.1 ly

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