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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:06 
Transit: 12:13 
Sunset: 17:21
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All Constellations » Crux » 

ι Crucis (iota Crucis)

Below the horizon.  Never rises today
Alt: -51.33°   Az: 132.87°   Direction: South-East

ι Crucis is a double hypergiant star of spectral class K0 in the constellation of Crux.

ι Crucis visual magnitude is 4.69. Because of its moderate brightness, ι Crucis 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 ι Crucis (iota Crucis) star
DSS2 image of ι Crucis. The red arrow shows the motion of ι Crucis during the next 1000 years (1.63 arcmin in Right Ascension and -1.05 arcmin in declination);

Celestial Coordinates

Apparent

12h 47m 07s
-61° 07’ 05”
16h 45m 49s
05h 32m 56s

J2000

12h 45m 37s
-60° 58’ 51”

Galactic Coordinates

302.23°
1.88°

Finder Chart

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Finder chart for ι Crucis (iota Crucis).

Magnitude, Color, Spectral Class

4.69
Hypergiant

1.78
K0III
4626K

The red dot in the diagram below shows where ι Crucis is situated in the Hertzsprung–Russell diagram.

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

Star System Properties

ι Crucis is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the ι Crucis double sysyem:

4.69
9.49
4.8
27.5 arcsec

Distance, Radial Speed, Proper Motion

ι Crucis is distant 124.57 light years from the Sun and it is moving far from the Sun at the speed of 7 kilometers per second.

38.21
124.57
7 km/s
0.098 arcsec/y
-0.063"/y

Alternative Designations

ι Crucis
(iota Crucis)
SAO252016
SAO252016

Visibility from Your Location

ι Crucis (iota Crucis) is currently not visible from Greenwich, UK