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Star WG 22

White dwarf WG 22 is located 48 light years away from the Sun. It is a single star of spectral class DA4.2, that has typically about 60 % of solar mass. For now, there are no known exoplanets in this star system.
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Sun distance
48 light years

WG 22

Spectral class: DA4.2

Location +

Ascension iconRight ascension: 12h 38m 48.868s
Declination iconDeclination: -49° 48' 1.404'' (southern hemisphere)
Parallax iconParallax: 67.406
Distance iconSun distance: 48.387 ly | 14.8 pc
Star position
The position of a star tells us where it appears in the sky, similar to how we use coordinates like latitude and longitude on Earth. In astronomy, the three main coordinates are right ascension, declination and distance. .. icon More about Star position in StellarGuide

Basic characteristic

icon weight
Mass: 70 % M Sun
| 701.9 M Jupiter
 (estimate)
+
Star mass
The mass of the star WG 22 is unknown. Based on its other characteristics, it is estimated to be about 70 % of the Sun's mass.

The mass of a star is the total amount of matter it contains. It is one of the most important properties of a star, as it determines almost everything about how the star lives, changes, and dies. In astronomy, star mass is usually measured in solar masses (M☉) — where 1 solar mass is equal to the mass of our Sun... icon More about Star mass in StellarGuide
radius icon
Size: 0 % R Sun
| 0.1 R Jupiter
(estimate)
+
Star size
Radius of the star WG 22 is not known. Its estimated value based on other similar stars is about 0 % solar radii.

The size of a star refers to its radius — the distance from its center to its surface. Star size is usually measured in solar radii (R☉), where 1 solar radius equals approximately 696,000 kilometers. Depending on their type and life stage, stars can be much smaller or larger than the Sun... icon More about Star size in StellarGuide
temperature iconTemperature: 12500 K
 (estimate)
+
Star temperature
Surface temperature of WG 22 is estimated to be 12470 K, which is 216 % of the temperature on the surface of the Sun.

The temperature of a star refers to the temperature at its surface, also called the photosphere. It is measured in kelvins (K), the standard unit for temperature in astronomy. A star’s temperature tells us a lot about its physical properties and where it stands in its evolutionary stage... icon More about Star temperature in StellarGuide

Photometry

Magnitude iconApparent magnitude (V): 14
Magnitude iconAbsolute magnitude (V): 13.1
Absolute stellar magnitude in different parts of the electromagnetic spectrum from infrared (K band) to ultraviolet (U band).
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
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WG 22 system structure

WG 22

More about WG 22

       WG 22 can be found in southern celestial hemisphere, however it is too dim to be seen with the naked eye or even a small telescope. 
Other designations of this star
Gliese 2095, GJ 2095, LAWD 41, LFT 931, LHS 2594, L 327-186, LTT 4816, 2MASS J12384981-4948001, NLTT 31372, TIC 160522890, V886 Cen, WD 1236-49, WISEA J123849.17-494800.9, Gaia EDR3 6127333286605955072
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External sources
simbad icon
Simbad database (WG 22)
Astronomical database SIMBAD (the Set of Identifications, Measurements and Bibliography for Astronomical Data)
gaia icon
Gaia database (Gaia EDR3 6127333286605955072)
Archive from the Gaia mission

Frequently Asked Questions

How far is the WG 22 system from the Sun?

The WG 22 system is 48 light years or 14.8 parsecs from the Sun.

What galaxy is the WG 22 star in?

The WG 22 is in the Milky Way galaxy just like the Sun.

How many stars are in the WG 22 system?

The WG 22 is a single star, there are no other known stars in the system.

What type of star is the WG 22?

The star WG 22 is a White dwarf star.

What temperature is the WG 22?

The primary in the WG 22 system has an effective temperature of K ( °C). Find out more about the temperature of stars in Stellar guide
Closest stars

L 326-21
- 4.9 ly

SCR J1214-4603
- 5.5 ly

WISEP J1258-4412
- 5.6 ly

HD 113538
0.59 M☉ 6.5 ly

L 257-129
- 7.1 ly
3D map of stellar neighborhood
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