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public LocationGreenwich, UK
Sunrise: 4:42 
Transit: 13:00 
Sunset: 21:17
sunny   (Daytime)   What's Visible Now?


Above the horizon.  Rise: 9:13 | Tran: 19:02 | Set: 4:55
Altitude: 67.2°   Azimuth: 228.1°   Direction: South-West

HR4584 is a giant star of spectral class A9 in the constellation of Ursa Major.

HR4584 visual magnitude is 6.5. Because of its faintness, HR4584 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.

Celestial coordinates and finder chart of HR4584

Finder chart HR4584 star
Simplified finder chart for HR4584.

HR4584 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4584 are provided in the following table:

11h 59m 57s
+34° 02’ 05”
Ursa Major
Image of HR4584 star
DSS2 image of HR4584. The red arrow shows the motion of HR4584 during the next 10000 years (-10.67 arcmin in Right Ascension and 7.00 arcmin in declination);

Key facts about HR4584


and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR4584 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4584. Attribution: Richard Powell / CC BY-SA

Distance of HR4584 from the Sun and relative movement

HR4584 is distant 374.28 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.

114.81 pc
374.28 ly
-8 km/s
-0.064 arcsec/year
0.042 arcsec/year

Alternative designations of HR4584


Visibility of HR4584 from your location

Today's HR4584 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 56.0°
Max altitude: 72.6°
Azimuth: 304.0°