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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:04  
clear_day Transit: 12:06  
SunsetSet: 18:09
sunny DaytimeWhat's Visible Now?
All Constellations » Ursa Major » 

HR4574

Altitude: 15.1°   Azimuth: 303.2°   Direction: West-North-West

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

HR4574 visual magnitude is 6.42. Because of its reltive faintness, HR4574 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR4574 is -0.109 arcsec per year in Right Ascension and -0.06 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

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);

Key facts about HR4574

6.42
Main-sequence

HR4574 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 15.1°
Azimuth: 303.2°
Direction: West-North-West

Celestial coordinates and finder chart of HR4574

HR4574 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 HR4574 are provided in the following table:

11h 58m 07s
+32° 16’ 26”
185.75°
77.34°
Ursa Major

The simplified sky map below shows the position of HR4574 in the sky:

Finder chart HR4574 star
Simplified finder chart for HR4574.

Visibility of HR4574 from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

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

Azimuth: 57.7°
Max altitude: 70.8°
Azimuth: 302.3°

Distance of HR4574 from the Sun and relative movement

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 pc
154.58 ly
2 km/s
-0.109 arcsec/year
-0.06 arcsec/year

Spectral properties of HR4574

HR4574 belongs to spectral class A9 and has a luminosity class of V corresponding to a main-sequence star.

3.04
A9V
7526K

The red dot in the diagram below shows where HR4574 is situated in the Hertzsprung–Russell diagram.

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

HR4574 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

Alternative designations of HR4574

SAO62774
SAO62774