HR6667

HR6667 is a variable giant star in the constellation of Ophiuchus.

HR6667 visual magnitude is 5.95. Because of its reltive faintness, HR6667 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 HR6667:

Color of HR6667 ⬤

Magnitude of HR6667 5.95

Class Giant

VISIBILITY RIGHT NOW HR6667 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR6667

HR6667 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 HR6667 are provided in the following table:

Right Ascension J2000 17h 52m 35s

Declination J2000 +01° 18’ 17”

Galactic Longitude 27.29°

Galactic Latitude 13.67°

Constellation Ophiuchus

The simplified sky map below shows the position of HR6667 in the sky:

Simplified finder chart for HR6667.

Visibility of HR6667 from your location

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

Today's HR6667 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 88.7° RISE 0:06

Max altitude: 39.8° TRANSIT 6:15

Azimuth: 271.3° SET 12:19

RIGHT NOW HR6667 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR6667

The image below is a photograph of HR6667 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 HR6667 is -0.047 arcsec per year in Right Ascension and -0.017 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR6667. The red arrow shows the motion of HR6667 during the next 10000 years (-7.83 arcmin in Right Ascension and -2.83 arcmin in declination);

Distance of HR6667 from the Sun and relative movement

HR6667 is distant 350.54 light years from the Sun and it is moving towards the Sun at the speed of 65 kilometers per second.

Distance (parsec) 107.53 pc

Distance (light year) 350.54 ly

Heliocentric radial velocity -65 km/s

Proper Motion RA -0.047 arcsec/year

Proper Motion Dec -0.017 arcsec/year

Spectral properties of HR6667

HR6667 belongs to spectral class K5 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 0.79

Spectral Type K5III

Color Index (B-V) 1.58

Temperature of HR6667 3677K

The red dot in the diagram below shows where HR6667 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6667. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6667

Henry Draper Catalogue HD162774

SAO Catalogue SAO122861

Hipparcos Catalogue HIP87491

Durchmusterung Catalogue BD+01 3528

General Catalogue of Variable Stars 9800

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In Evidence

Other stars in Ophiuchus