Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:43  
clear_day Transit: 12:58  
SunsetSet: 21:13 south
wb_twilight Astronomical TwilightWhat's Visible Now
All Constellations » Camelopardalis » 


Altitude: 47.3°   Azimuth: 353.9°   Direction: North

HR3581 is a giant star in the constellation of Camelopardalis.

HR3581 visual magnitude is 6.33. Because of its reltive faintness, HR3581 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR3581:


HR3581 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 47.3°
Azimuth: 353.9°
Direction: North

Celestial coordinates and finder chart of HR3581

HR3581 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR3581 are provided in the following table:

09h 15m 21s
+84° 10’ 51”

The simplified sky map below shows the position of HR3581 in the sky:

Finder chart HR3581 star
Simplified finder chart for HR3581.

Visibility of HR3581 from your location

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

HR3581 is circumpolar and transits at 15:56 UTC (altitude: 57.3°)

Digitized Sky Survey image of HR3581

The image below is a photograph of HR3581 from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of HR3581 is 0.027 arcsec per year in Right Ascension and 0.015 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR3581 star
DSS2 image of HR3581. The red arrow shows the motion of HR3581 during the next 10000 years (4.50 arcmin in Right Ascension and 2.50 arcmin in declination);

Distance of HR3581 from the Sun and relative movement

HR3581 is distant 293.69 light years from the Sun and it is moving towards the Sun at the speed of 6 kilometers per second.

90.09 pc
293.69 ly
-6 km/s
0.027 arcsec/year
0.015 arcsec/year

Spectral properties of HR3581

HR3581 belongs to spectral class F2 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR3581 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR3581. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3581