HR5123

Above the horizon. Rise: 12:55 | Tran: 21:12 | Set: 5:33

Alt: 26.31° Az: 83.04° Direction: East

HR5123 is a variable giant star of spectral class M2 in the constellation of Boötes.

HR5123 visual magnitude is 5.74. Because of its faintness, HR5123 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 HR5123. The red arrow shows the motion of HR5123 during the next 10000 years (-4.00 arcmin in Right Ascension and -0.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 13h 38m 10s

Declination +24° 29’ 03”

Hour Angle 18h 48m 29s

Sidereal Time 08h 26m 40s

J2000

Right Ascension 13h 36m 59s

Declination +24° 36’ 47”

Galactic Coordinates

Galactic Longitude 21.68°

Galactic Latitude 79.45°

Finder Chart

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Finder chart for HR5123.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.74

Class Giant

Absolute magnitude -0.21

Spectral Type M2III

Color Index (B-V) 1.55

Temperature 3720K

The red dot in the diagram below shows where HR5123 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR5123. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR5123 is distant 505.43 light years from the Sun and it is moving towards the Sun at the speed of 31 kilometers per second.

Distance (parsec) 155.04

Distance (light year) 505.43

Radial Speed -31 km/s

Proper Motion RA -0.024 arcsec/y

Proper Motion Dec -0.005"/y

Alternative Designations

Henry Draper Catalogue HD118508

SAO Catalogue SAO82905

Hipparcos Catalogue HIP66417

Durchmusterung Catalogue BD+25 2652

FK5 Catalogue 3085

General Catalogue of Variable Stars 6342

Visibility from Your Location

Today's HR5123 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 65.5° RISE 12:55

Max altitude: 63.0° TRANSIT 21:12

Azimuth: 294.5° SET 5:33

Set Location

Other stars in Boötes