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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:48  
clear_day Transit: 12:11  
SunsetSet: 17:34
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All Constellations » Tucana » 

π Tucanae (pi Tucanae)

Altitude: -31.3°   Azimuth: 176.2°   Direction: South

π Tucanae is a main-sequence star in the constellation of Tucana.

π Tucanae visual magnitude is 5.51. Because of its reltive faintness, π Tucanae should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of π Tucanae is -0.007 arcsec per year in Right Ascension and 0 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of π Tucanae (pi Tucanae) star
DSS2 image of π Tucanae. The red arrow shows the motion of π Tucanae during the next 100000 years (-11.67 arcmin in Right Ascension and 0.00 arcmin in declination);

Key facts about π Tucanae

5.51
Main-sequence

π Tucanae (pi Tucanae) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -31.3°
Azimuth: 176.2°
Direction: South

Celestial coordinates and finder chart of π Tucanae

π 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 π Tucanae are provided in the following table:

00h 20m 39s
-69° 37’ 29”
306.87°
-47.27°
Tucana

The simplified sky map below shows the position of π Tucanae in the sky:

Finder chart π Tucanae (pi Tucanae) star
Simplified finder chart for π Tucanae (pi Tucanae).

Visibility of π Tucanae from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

π Tucanae (pi Tucanae) is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of π Tucanae from the Sun and relative movement

π Tucanae is distant 306.10 light years from the Sun and it is moving far from the Sun at the speed of 12 kilometers per second.

93.90 pc
306.10 ly
12 km/s
-0.007 arcsec/year

Spectral properties of π Tucanae

π Tucanae belongs to spectral class B9 and has a luminosity class of V corresponding to a main-sequence star.

0.65
B9V
10795K

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

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

Alternative designations of π Tucanae

π Tucanae
(pi Tucanae)
SAO248167
SAO248167