HR1107

HR1107 is a sub-giant star in the constellation of Cepheus.

HR1107 visual magnitude is 5.86. Because of its reltive faintness, HR1107 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 HR1107:

Color of HR1107 ⬤

Magnitude of HR1107 5.86

Class Sub-giant

VISIBILITY RIGHT NOW HR1107 is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 53°.

Celestial coordinates and finder chart of HR1107

HR1107 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 HR1107 are provided in the following table:

Right Ascension J2000 04h 10m 01s

Declination J2000 +86° 37’ 33”

Galactic Longitude 125.76°

Galactic Latitude 24.91°

Constellation Cepheus

The simplified sky map below shows the position of HR1107 in the sky:

Simplified finder chart for HR1107.

Visibility of HR1107 from your location

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

HR1107 is circumpolar and transits at 11:23 UTC (altitude: 54.9°)

Digitized Sky Survey image of HR1107

The image below is a photograph of HR1107 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 HR1107 is 0.139 arcsec per year in Right Ascension and -0.084 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of HR1107. The red arrow shows the motion of HR1107 during the next 1000 years (2.32 arcmin in Right Ascension and -1.40 arcmin in declination);

Distance of HR1107 from the Sun and relative movement

HR1107 is distant 133.39 light years from the Sun and it is moving towards the Sun at the speed of 4 kilometers per second.

Distance (parsec) 40.92 pc

Distance (light year) 133.39 ly

Heliocentric radial velocity -4 km/s

Proper Motion RA 0.139 arcsec/year

Proper Motion Dec -0.084 arcsec/year

Spectral properties of HR1107

HR1107 belongs to spectral class F5 and has a luminosity class of IV corresponding to a sub-giant star.

Absolute magnitude 2.80

Spectral Type F5IV

Color Index (B-V) 0.37

Temperature of HR1107 7044K

The red dot in the diagram below shows where HR1107 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1107. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1107

Henry Draper Catalogue HD22701

SAO Catalogue SAO623

Hipparcos Catalogue HIP19454

Durchmusterung Catalogue BD+86 51

FK5 Catalogue 3947

In Evidence

Other stars in Cepheus