HR7075

Altitude: 59.7° Azimuth: 50.6° Direction: North-East

HR7075 is a double sub-giant star in the constellation of Draco.

HR7075 visual magnitude is 5.99. Because of its reltive faintness, HR7075 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 HR7075:

Color of HR7075 ⬤

Magnitude of HR7075 5.99

Class Sub-giant

VISIBILITY RIGHT NOW

HR7075 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 59.7°
Azimuth: 50.6°
Direction: North-East

Celestial coordinates and finder chart of HR7075

HR7075 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 HR7075 are provided in the following table:

Right Ascension J2000 18h 44m 18s

Declination J2000 +61° 02’ 53”

Galactic Longitude 90.85°

Galactic Latitude 24.36°

Constellation Draco

The simplified sky map below shows the position of HR7075 in the sky:

Simplified finder chart for HR7075.

Visibility of HR7075 from your location

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

HR7075 is circumpolar and transits at 18:15 UTC (altitude: 80.4°)

Digitized Sky Survey image of HR7075

The image below is a photograph of HR7075 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 HR7075 is -0.005 arcsec per year in Right Ascension and 0.018 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR7075. The red arrow shows the motion of HR7075 during the next 10000 years (-0.83 arcmin in Right Ascension and 3.00 arcmin in declination);

Distance of HR7075 from the Sun and relative movement

HR7075 is distant 364.25 light years from the Sun and it is moving towards the Sun at the speed of 25 kilometers per second.

Distance (parsec) 111.73 pc

Distance (light year) 364.25 ly

Heliocentric radial velocity -25 km/s

Proper Motion RA -0.005 arcsec/year

Proper Motion Dec 0.018 arcsec/year

Spectral properties of HR7075

HR7075 belongs to spectral class G7 and has a luminosity class of IV corresponding to a sub-giant star.

Absolute magnitude 0.75

Spectral Type G7IV

Color Index (B-V) 0.96

Temperature of HR7075 4841K

The red dot in the diagram below shows where HR7075 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7075. Attribution: Richard Powell / CC BY-SA

HR7075 star system properties

HR7075 is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the HR7075 double sysyem:

Main star magnitude 5.99

Secondary star magnitude 8.79

Magnitude difference 2.8

Separation 1.2 arcsec

Alternative designations of HR7075

Henry Draper Catalogue HD173949

SAO Catalogue SAO17995

Hipparcos Catalogue HIP91915

Durchmusterung Catalogue BD+60 1845

Aitken Double Star Catalogue ADS11661

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In Evidence

Other stars in Draco