HR7010

HR7010 is a multiple giant star in the constellation of Ophiuchus.

HR7010 visual magnitude is 6.28. Because of its reltive faintness, HR7010 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 HR7010:

Color of HR7010 ⬤

Magnitude of HR7010 6.28

Class Giant

VISIBILITY RIGHT NOW HR7010 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 36°.

Celestial coordinates and finder chart of HR7010

HR7010 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR7010 are provided in the following table:

Right Ascension J2000 18h 39m 51s

Declination J2000 +07° 21’ 29”

Galactic Longitude 38.19°

Galactic Latitude 5.91°

Constellation Ophiuchus

The simplified sky map below shows the position of HR7010 in the sky:

Simplified finder chart for HR7010.

Visibility of HR7010 from your location

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

Today's HR7010 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 82.6° RISE 0:02

Max altitude: 45.9° TRANSIT 6:37

Azimuth: 277.4° SET 13:13

RIGHT NOW HR7010 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR7010

The image below is a photograph of HR7010 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 HR7010 is 0.007 arcsec per year in Right Ascension and -0.056 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR7010. The red arrow shows the motion of HR7010 during the next 10000 years (1.17 arcmin in Right Ascension and -9.33 arcmin in declination);

Distance of HR7010 from the Sun and relative movement

HR7010 is distant 488.02 light years from the Sun and it is moving towards the Sun at the speed of 41 kilometers per second.

Distance (parsec) 149.70 pc

Distance (light year) 488.02 ly

Heliocentric radial velocity -41 km/s

Proper Motion RA 0.007 arcsec/year

Proper Motion Dec -0.056 arcsec/year

Spectral properties of HR7010

HR7010 belongs to spectral class G8 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 0.40

Spectral Type G8III

Color Index (B-V) 0.96

Temperature of HR7010 4841K

The red dot in the diagram below shows where HR7010 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7010. Attribution: Richard Powell / CC BY-SA

HR7010 star system properties

HR7010 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR7010 double sysyem:

Main star magnitude 6.28

Secondary star magnitude 11.58

Magnitude difference 5.3

Separation 23.1 arcsec

Alternative designations of HR7010

Henry Draper Catalogue HD172424

SAO Catalogue SAO123782

Hipparcos Catalogue HIP91523

Durchmusterung Catalogue BD+07 3798

Aitken Double Star Catalogue ADS11555

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Other stars in Ophiuchus