HR9038

HR9038 is a multiple main-sequence star in the constellation of Cepheus.

HR9038 visual magnitude is 6.39. Because of its reltive faintness, HR9038 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 HR9038:

Color of HR9038 ⬤

Magnitude of HR9038 6.39

Class Main-sequence

VISIBILITY RIGHT NOW HR9038 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 66°.

Celestial coordinates and finder chart of HR9038

HR9038 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 HR9038 are provided in the following table:

Right Ascension J2000 23h 52m 25s

Declination J2000 +75° 32’ 40”

Galactic Longitude 119.18°

Galactic Latitude 13.1°

Constellation Cepheus

The simplified sky map below shows the position of HR9038 in the sky:

Simplified finder chart for HR9038.

Visibility of HR9038 from your location

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

HR9038 is circumpolar and transits at 11:29 UTC (altitude: 65.9°)

Digitized Sky Survey image of HR9038

The image below is a photograph of HR9038 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 HR9038 is 0.314 arcsec per year in Right Ascension and 0.049 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of HR9038. The red arrow shows the motion of HR9038 during the next 1000 years (5.23 arcmin in Right Ascension and 0.82 arcmin in declination);

Distance of HR9038 from the Sun and relative movement

HR9038 is distant 35.17 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.

Distance (parsec) 10.79 pc

Distance (light year) 35.17 ly

Heliocentric radial velocity 1 km/s

Proper Motion RA 0.314 arcsec/year

Proper Motion Dec 0.049 arcsec/year

Spectral properties of HR9038

HR9038 belongs to spectral class K3 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 6.22

Spectral Type K3V

Color Index (B-V) 0.98

Temperature of HR9038 4791K

The red dot in the diagram below shows where HR9038 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR9038. Attribution: Richard Powell / CC BY-SA

HR9038 star system properties

HR9038 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR9038 double sysyem:

Main star magnitude 6.39

Secondary star magnitude 8.29

Magnitude difference 1.9

Separation 161.9 arcsec

Alternative designations of HR9038

Henry Draper Catalogue HD223778

SAO Catalogue SAO10879

Hipparcos Catalogue HIP117712

Durchmusterung Catalogue BD+74 1047

Gliese Catalogue Gl 909 A

Aitken Double Star Catalogue ADS17062

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Other stars in Cepheus