HR719

Below the horizon. Rise: 3:13 | Tran: 9:22 | Set: 15:30

Alt: -2.57° Az: 276.58° Direction: South-West

HR719 is a double hypergiant star of spectral class K0 in the constellation of Cetus.

HR719 visual magnitude is 6.45. Because of its faintness, HR719 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.

DSS2 image of HR719. The red arrow shows the motion of HR719 during the next 10000 years (-0.33 arcmin in Right Ascension and -2.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 02h 29m 19s

Declination +02° 04’ 25”

Hour Angle 06h 27m 00s

Sidereal Time 08h 56m 20s

J2000

Right Ascension 02h 28m 00s

Declination +01° 57’ 38”

Galactic Coordinates

Galactic Longitude 165.42°

Galactic Latitude -52.76°

Finder Chart

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Finder chart for HR719.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.45

Class Hypergiant

Absolute magnitude -0.87

Spectral Type K0III

Color Index (B-V) 0.97

Temperature 4816K

The red dot in the diagram below shows where HR719 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR719. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR719 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 HR719 double sysyem:

Main star magnitude 6.45

Secondary star magnitude 6.85

Magnitude difference 0.4

Separation 0.5 arcsec

Distance, Radial Speed, Proper Motion

HR719 is distant 950.44 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.

Distance (parsec) 291.55

Distance (light year) 950.44

Radial Speed 18 km/s

Proper Motion RA -0.002 arcsec/y

Proper Motion Dec -0.012"/y

Alternative Designations

Henry Draper Catalogue HD15328

SAO Catalogue SAO110542

Hipparcos Catalogue HIP11474

Durchmusterung Catalogue BD+01 431

Visibility from Your Location

Today's HR719 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 87.9° RISE 3:13

Max altitude: 40.6° TRANSIT 9:22

Azimuth: 272.1° SET 15:30

Set Location

Other stars in Cetus