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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:10 
Transit: 12:13 
Sunset: 17:18
wb_twilight   (Astronomical Twilight)  
What's Visible Now • Tonight Timeline
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All Constellations » Ursa Major » 

HR4574

Above the horizon.  Rise: 16:40 | Tran: 2:10 | Set: 11:35
Alt: 49.83°   Az: 260.55°   Direction: West

HR4574 is a multiple main-sequence star of spectral class A9 in the constellation of Ursa Major.

HR4574 visual magnitude is 6.42. Because of its faintness, HR4574 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.

Image of HR4574 star
DSS2 image of HR4574. The red arrow shows the motion of HR4574 during the next 1000 years (-1.82 arcmin in Right Ascension and -1.00 arcmin in declination);

Celestial Coordinates

Apparent

11h 59m 24s
+32° 08’ 02”
03h 14m 50s
15h 14m 15s

J2000

11h 58m 07s
+32° 16’ 26”

Galactic Coordinates

185.75°
77.34°

Finder Chart

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Finder chart for HR4574.

Magnitude, Color, Spectral Class

6.42
Main-sequence

3.04
A9V
7526K

The red dot in the diagram below shows where HR4574 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR4574. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR4574 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR4574 double sysyem:

6.42
11.42
5
122.5 arcsec

Distance, Radial Speed, Proper Motion

HR4574 is distant 154.58 light years from the Sun and it is moving far from the Sun at the speed of 2 kilometers per second.

47.42
154.58
2 km/s
-0.109 arcsec/y
-0.06"/y

Alternative Designations

SAO62774
SAO62774

Visibility from Your Location

Today's HR4574 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 57.9°
Max altitude: 70.7°
Azimuth: 302.1°