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public LocationGreenwich, UK
Sunrise: 4:57 
Transit: 13:04 
Sunset: 21:10
sunny   (Daytime)   What's Visible Now?
All Constellations » Tucana » 

λ1 Tucanae (lambda1 Tucanae)

Below the horizon.  Never rises today
Altitude: -60.5°   Azimuth: 213.5°   Direction: South-South-West

λ1 Tucanae is a variable and double sub-giant star of spectral class F7 in the constellation of Tucana.

λ1 Tucanae visual magnitude is 6.22. Because of its faintness, λ1 Tucanae is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Celestial coordinates and finder chart of λ1 Tucanae

Finder chart λ1 Tucanae (lambda1 Tucanae) star
Simplified finder chart for λ1 Tucanae (lambda1 Tucanae).

λ1 Tucanae is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of λ1 Tucanae are provided in the following table:

00h 52m 24s
-69° 30’ 15”
Image of λ1 Tucanae (lambda1 Tucanae) star
DSS2 image of λ1 Tucanae. The red arrow shows the motion of λ1 Tucanae during the next 10000 years (-1.17 arcmin in Right Ascension and -14.33 arcmin in declination);

Key facts about λ1 Tucanae


and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where λ1 Tucanae is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of λ1 Tucanae. Attribution: Richard Powell / CC BY-SA

λ1 Tucanae star system properties

λ1 Tucanae is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the λ1 Tucanae double sysyem:

20.6 arcsec

Distance of λ1 Tucanae from the Sun and relative movement

λ1 Tucanae is distant 199.63 light years from the Sun and it is moving far from the Sun at the speed of 30 kilometers per second.

61.24 pc
199.63 ly
30 km/s
-0.007 arcsec/year
-0.086 arcsec/year

Alternative designations of λ1 Tucanae

λ1 Tucanae
(lambda1 Tucanae)

Visibility of λ1 Tucanae from your location

λ1 Tucanae (lambda1 Tucanae) is currently not visible from Greenwich, UK