HR7954

Above the horizon. Rise: 14:22 | Tran: 20:37 | Set: 2:56

Alt: 35.41° Az: 140.93° Direction: South-East

HR7954 is a hypergiant star of spectral class A0 in the constellation of Delphinus.

HR7954 visual magnitude is 6.4. Because of its faintness, HR7954 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 HR7954. The red arrow shows the motion of HR7954 during the next 10000 years (5.17 arcmin in Right Ascension and 3.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 20h 49m 02s

Declination +03° 23’ 56”

Hour Angle 21h 56m 08s

Sideral Time 18h 45m 10s

J2000

Right Ascension 20h 47m 47s

Declination +03° 18’ 24”

Galactic Coordinates

Galactic Longitude 50.29°

Galactic Latitude -23.93°

Finder Chart

Simplified finder chart for HR7954.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.4

Class Hypergiant

Absolute magnitude 0.62

Spectral Type A0V

Color Index (B-V) -0.02

Temperature 10382K

The red dot in the diagram below shows where HR7954 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7954. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR7954 is distant 467.05 light years from the Sun and it is moving towards the Sun at the speed of 21 kilometers per second.

Distance (parsec) 143.27

Distance (light year) 467.05

Radial Speed -21 km/s

Proper Motion RA 0.031 arcsec/y

Proper Motion Dec 0.021"/y

Alternative Designations

Henry Draper Catalogue HD198070

SAO Catalogue SAO126221

Hipparcos Catalogue HIP102631

Durchmusterung Catalogue BD+02 4250

Visibility from Your Location

Today's HR7954 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 86.6° RISE 14:22

Max altitude: 41.9° TRANSIT 20:37

Azimuth: 273.4° SET 2:56

Set Location

Other stars in Delphinus