φ Velorum (phi Velorum)

Below the horizon. Rise: 13:33 | Tran: 18:45 | Set: 23:57

Alt: -40.44° Az: 164.12° Direction: South-South-East

φ Velorum is a double supergiant star of spectral class B5 in the constellation of Vela.

φ Velorum visual magnitude is 3.54. Because of its moderate brightness, φ Velorum 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.

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);

Celestial Coordinates

Apparent

Right Ascension 09h 57m 45s

Declination -54° 41’ 21”

Hour Angle 13h 24m 27s

Sidereal Time 23h 22m 13s

J2000

Right Ascension 09h 56m 51s

Declination -54° 34’ 04”

Galactic Coordinates

Galactic Longitude 279.35°

Galactic Latitude 0.11°

Finder Chart

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Finder chart for φ Velorum (phi Velorum).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 3.54

Class Supergiant

Absolute magnitude -5.32

Spectral Type B5I

Color Index (B-V) -0.08

Temperature 11247K

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

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

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:

Main star magnitude 3.54

Secondary star magnitude 11.84

Magnitude difference 8.3

Separation 37.2 arcsec

Distance, Radial Speed, Proper Motion

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.

Distance (parsec) 591.72

Distance (light year) 1,928.99

Radial Speed 14 km/s

Proper Motion RA -0.01 arcsec/y

Proper Motion Dec 0.003"/y

Alternative Designations

Bayer designation φ Velorum
(phi Velorum)

Henry Draper Catalogue HD86440

SAO Catalogue SAO237522

Hipparcos Catalogue HIP48774

Durchmusterung Catalogue CP-53 3075

FK5 Catalogue 375

Visibility from Your Location

Today's φ Velorum (phi Velorum) rise, transit and set times from Iresa-Adu, Nigeria are the following (all times relative to the local timezone Africa/Lagos):

Azimuth: 144.7° RISE 13:33

Max altitude: 27.2° TRANSIT 18:45

Azimuth: 215.3° SET 23:57

Name:	Iresa-Adu, Nigeria
Latitude:	8° 5' 14.9" N
Longitude:	4° 23' 33.5" E
Timezone:	Africa/Lagos

Set Location

Other stars in Vela