HR8638

Above the horizon. Rise: 14:47 | Tran: 0:01 | Set: 9:19

Alt: 26.65° Az: 72.70° Direction: East-North-East

HR8638 is a star of spectral class K5 in the constellation of Pegasus.

HR8638 visual magnitude is 6.34. Because of its faintness, HR8638 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 HR8638. The red arrow shows the motion of HR8638 during the next 10000 years (10.50 arcmin in Right Ascension and 0.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 22h 42m 40s

Declination +31° 05’ 43”

Hour Angle 18h 19m 09s

Sideral Time 17h 01m 49s

J2000

Right Ascension 22h 41m 31s

Declination +30° 57’ 56”

Galactic Coordinates

Galactic Longitude 92.62°

Galactic Latitude -24.15°

Finder Chart

Simplified finder chart for HR8638.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.34

Class

Absolute magnitude -0.69

Spectral Type K5

Color Index (B-V)

Temperature 10125K

The red dot in the diagram below shows where HR8638 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8638. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8638 is distant 831.63 light years from the Sun and it is moving towards the Sun at the speed of 35 kilometers per second.

Distance (parsec) 255.10

Distance (light year) 831.63

Radial Speed -35 km/s

Proper Motion RA 0.063 arcsec/y

Alternative Designations

Henry Draper Catalogue HD214979

SAO Catalogue SAO72625

Hipparcos Catalogue HIP112032

Durchmusterung Catalogue BD+30 4771

Visibility from Your Location

Today's HR8638 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 58.9° RISE 14:47

Max altitude: 69.6° TRANSIT 0:01

Azimuth: 301.1° SET 9:19

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Pegasus