HR9110

HR9110 is a variable sub-giant star in the constellation of Cassiopeia.

HR9110 visual magnitude is 5.8. Because of its reltive faintness, HR9110 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 HR9110:

Color of HR9110 ⬤

Magnitude of HR9110 5.8

Class Sub-giant

VISIBILITY RIGHT NOW HR9110 is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 35°.

Celestial coordinates and finder chart of HR9110

HR9110 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 HR9110 are provided in the following table:

Right Ascension J2000 00h 05m 06s

Declination J2000 +61° 18’ 51”

Galactic Longitude 117.4°

Galactic Latitude -1.06°

Constellation Cassiopeia

The simplified sky map below shows the position of HR9110 in the sky:

Simplified finder chart for HR9110.

Visibility of HR9110 from your location

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

HR9110 is circumpolar and transits at 07:34 UTC (altitude: 80.2°)

Digitized Sky Survey image of HR9110

The image below is a photograph of HR9110 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 HR9110 is 0.015 arcsec per year in Right Ascension and 0.005 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR9110. The red arrow shows the motion of HR9110 during the next 10000 years (2.50 arcmin in Right Ascension and 0.83 arcmin in declination);

Distance of HR9110 from the Sun and relative movement

HR9110 is distant 724.44 light years from the Sun and it is moving far from the Sun at the speed of 14 kilometers per second.

Distance (parsec) 222.22 pc

Distance (light year) 724.44 ly

Heliocentric radial velocity 14 km/s

Proper Motion RA 0.015 arcsec/year

Proper Motion Dec 0.005 arcsec/year

Spectral properties of HR9110

HR9110 belongs to spectral class B8 and has a luminosity class of IV corresponding to a sub-giant star. HR9110 is also a HgMn chemically peculiar star.

Absolute magnitude -0.93

Spectral Type B8IV

Color Index (B-V) -0.09

Temperature of HR9110 11407K

The red dot in the diagram below shows where HR9110 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR9110. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR9110

Henry Draper Catalogue HD225289

SAO Catalogue SAO10962

Hipparcos Catalogue HIP418

Durchmusterung Catalogue BD+60 2667

General Catalogue of Variable Stars V567 Cas

In Evidence

Other stars in Cassiopeia