HR8458

Below the horizon. Rise: 0:40 | Tran: 7:42 | Set: 14:41

Alt: -19.10° Az: 38.64° Direction: North-East

HR8458 is a giant star of spectral class M1 in the constellation of Pegasus.

HR8458 visual magnitude is 5.78. Because of its faintness, HR8458 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 HR8458. The red arrow shows the motion of HR8458 during the next 10000 years (-7.67 arcmin in Right Ascension and -9.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 22h 11m 52s

Declination +11° 45’ 00”

Hour Angle 14h 28m 15s

Sidereal Time 12h 40m 08s

J2000

Right Ascension 22h 10m 37s

Declination +11° 37’ 27”

Galactic Coordinates

Galactic Longitude 72.39°

Galactic Latitude -35.02°

Finder Chart

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Finder chart for HR8458.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.78

Class Giant

Absolute magnitude -0.63

Spectral Type M1III

Color Index (B-V) 1.58

Temperature 3677K

The red dot in the diagram below shows where HR8458 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8458. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8458 is distant 624.52 light years from the Sun and it is moving far from the Sun at the speed of 17 kilometers per second.

Distance (parsec) 191.57

Distance (light year) 624.52

Radial Speed 17 km/s

Proper Motion RA -0.046 arcsec/y

Proper Motion Dec -0.054"/y

Alternative Designations

Henry Draper Catalogue HD210502

SAO Catalogue SAO107712

Hipparcos Catalogue HIP109471

Durchmusterung Catalogue BD+10 4701

FK5 Catalogue 3773

Visibility from Your Location

Today's HR8458 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 78.2° RISE 0:40

Max altitude: 50.3° TRANSIT 7:42

Azimuth: 281.8° SET 14:41

Set Location

Other stars in Pegasus