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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: 7:03  
clear_day Transit: 12:12  
SunsetSet: 17:22
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All Constellations » Vela » 

φ Velorum (phi Velorum)

Altitude: -19.4°   Azimuth: 160.9°   Direction: South-South-East

φ Velorum is a double supergiant star in the constellation of Vela.

φ Velorum visual magnitude is 3.54. Because of its moderate brightness, φ Velorum should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The proper motion of φ Velorum is -0.01 arcsec per year in Right Ascension and 0.003 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of φ Velorum (phi Velorum) star
DSS2 image of φ Velorum. The red arrow shows the motion of φ Velorum during the next 10000 years (-1.67 arcmin in Right Ascension and 0.50 arcmin in declination);

Key facts about φ Velorum

3.54
Supergiant

φ Velorum (phi Velorum) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -19.4°
Azimuth: 160.9°
Direction: South-South-East

Celestial coordinates and finder chart of φ Velorum

φ Velorum 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 φ Velorum are provided in the following table:

09h 56m 51s
-54° 34’ 04”
279.35°
0.11°
Vela

The simplified sky map below shows the position of φ Velorum in the sky:

Finder chart φ Velorum (phi Velorum) star
Simplified finder chart for φ Velorum (phi Velorum).

Visibility of φ Velorum from your location

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

φ Velorum (phi Velorum) is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of φ Velorum from the Sun and relative movement

φ Velorum is distant 1,928.99 light years from the Sun and it is moving far from the Sun at the speed of 14 kilometers per second.

591.72 pc
1,928.99 ly
14 km/s
-0.01 arcsec/year
0.003 arcsec/year

Spectral properties of φ Velorum

φ Velorum belongs to spectral class B5 and has a luminosity class of I corresponding to a supergiant star.

-5.32
B5I
11247K

The red dot in the diagram below shows where φ Velorum is situated in the Hertzsprung–Russell diagram.

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

φ Velorum star system properties

φ Velorum is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the φ Velorum double sysyem:

3.54
11.84
8.3
37.2 arcsec

Alternative designations of φ Velorum

φ Velorum
(phi Velorum)
SAO237522
SAO237522