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public  Mansfield Woodhouse, United Kingdom Mansfield Woodhouse, United...  ⓘ
TimezoneEurope/London
Sunrise: 4:39 
Transit: 13:06 
Sunset: 21:34
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All Constellations » Tucana » 

β1 Tucanae (beta1 Tucanae)

Below the horizon.  Never rises today
Alt: -69.56°   Az: 131.81°   Direction: South-West

β1 Tucanae is a multiple main-sequence star of spectral class B9 in the constellation of Tucana.

β1 Tucanae visual magnitude is 4.37. Because of its moderate brightness, β1 Tucanae is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Image of β1 Tucanae (beta1 Tucanae) star
DSS2 image of β1 Tucanae. The red arrow shows the motion of β1 Tucanae during the next 10000 years (15.00 arcmin in Right Ascension and -9.00 arcmin in declination);

Celestial Coordinates

Apparent

00h 32m 41s
-62° 49’ 03”
14h 18m 58s
14h 51m 40s

J2000

00h 31m 32s
-62° 57’ 29”

Galactic Coordinates

306.78°
-54.02°

Finder Chart

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Finder chart for β1 Tucanae (beta1 Tucanae).

Magnitude, Color, Spectral Class

4.37
Main-sequence

1.21
B9V
11092K

The red dot in the diagram below shows where β1 Tucanae is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of β1 Tucanae. Attribution: Richard Powell / CC BY-SA

Star System Properties

β1 Tucanae is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the β1 Tucanae double sysyem:

4.37
4.57
0.2
27 arcsec

Distance, Radial Speed, Proper Motion

β1 Tucanae is distant 139.61 light years from the Sun and it is moving far from the Sun at the speed of 14 kilometers per second.

42.83
139.61
14 km/s
0.09 arcsec/y
-0.054"/y

Alternative Designations

β1 Tucanae
(beta1 Tucanae)
SAO248201
SAO248201

Visibility from Your Location

β1 Tucanae (beta1 Tucanae) is currently not visible from Mansfield Woodhouse, United Kingdom