HR561

Altitude: 54.0° Azimuth: 47.5° Direction: North-East

HR561 is a variable giant star in the constellation of Cassiopeia.

HR561 visual magnitude is 6.02. Because of its reltive faintness, HR561 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 HR561:

Color of HR561 ⬤

Magnitude of HR561 6.02

Class Giant

VISIBILITY RIGHT NOW

HR561 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 54.0°
Azimuth: 47.5°
Direction: North-East

Celestial coordinates and finder chart of HR561

HR561 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 HR561 are provided in the following table:

Right Ascension J2000 01h 58m 33s

Declination J2000 +61° 41’ 53”

Galactic Longitude 130.8°

Galactic Latitude -0.14°

Constellation Cassiopeia

The simplified sky map below shows the position of HR561 in the sky:

Simplified finder chart for HR561.

Visibility of HR561 from your location

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

HR561 is circumpolar and transits at 20:49 UTC (altitude: 79.8°)

Digitized Sky Survey image of HR561

The image below is a photograph of HR561 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 HR561 is 0.014 arcsec per year in Right Ascension and -0.008 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR561. The red arrow shows the motion of HR561 during the next 10000 years (2.33 arcmin in Right Ascension and -1.33 arcmin in declination);

Distance of HR561 from the Sun and relative movement

HR561 is distant 721.24 light years from the Sun and it is moving far from the Sun at the speed of 7 kilometers per second.

Distance (parsec) 221.24 pc

Distance (light year) 721.24 ly

Heliocentric radial velocity 7 km/s

Proper Motion RA 0.014 arcsec/year

Proper Motion Dec -0.008 arcsec/year

Spectral properties of HR561

HR561 belongs to spectral class B5 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -0.70

Spectral Type B5III

Color Index (B-V) -0.04

Temperature of HR561 10653K

The red dot in the diagram below shows where HR561 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR561. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR561

Henry Draper Catalogue HD11857

SAO Catalogue SAO12065

Hipparcos Catalogue HIP9220

Durchmusterung Catalogue BD+60 398

General Catalogue of Variable Stars 678

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In Evidence

Other stars in Cassiopeia