HR6340

HR6340 is a sub-giant star in the constellation of Ophiuchus.

HR6340 visual magnitude is 6.3. Because of its reltive faintness, HR6340 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 HR6340:

Color of HR6340 ⬤

Magnitude of HR6340 6.3

Class Sub-giant

VISIBILITY RIGHT NOW HR6340 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR6340

HR6340 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 HR6340 are provided in the following table:

Right Ascension J2000 17h 04m 45s

Declination J2000 -20° 29’ 40”

Galactic Longitude 1.91°

Galactic Latitude 12.39°

Constellation Ophiuchus

The simplified sky map below shows the position of HR6340 in the sky:

Simplified finder chart for HR6340.

Visibility of HR6340 from your location

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

Today's HR6340 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 110.5° RISE 1:08

Max altitude: 18.0° TRANSIT 5:14

Azimuth: 249.5° SET 9:21

RIGHT NOW HR6340 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR6340

The image below is a photograph of HR6340 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 HR6340 is -0.006 arcsec per year in Right Ascension and -0.024 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR6340. The red arrow shows the motion of HR6340 during the next 10000 years (-1.00 arcmin in Right Ascension and -4.00 arcmin in declination);

Distance of HR6340 from the Sun and relative movement

HR6340 is distant 397.08 light years from the Sun and it is moving towards the Sun at the speed of 11 kilometers per second.

Distance (parsec) 121.80 pc

Distance (light year) 397.08 ly

Heliocentric radial velocity -11 km/s

Proper Motion RA -0.006 arcsec/year

Proper Motion Dec -0.024 arcsec/year

Spectral properties of HR6340

HR6340 belongs to spectral class B6 and has a luminosity class of IV corresponding to a sub-giant star.

Absolute magnitude 0.87

Spectral Type B6IV

Color Index (B-V) -0.02

Temperature of HR6340 10382K

The red dot in the diagram below shows where HR6340 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6340. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6340

Henry Draper Catalogue HD154204

SAO Catalogue SAO184999

Hipparcos Catalogue HIP83567

Durchmusterung Catalogue BD-20 4627

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In Evidence

Other stars in Ophiuchus