HR7617

HR7617 is a giant star in the constellation of Sagittarius.

HR7617 visual magnitude is 6.28. Because of its reltive faintness, HR7617 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 HR7617:

Color of HR7617 ⬤

Magnitude of HR7617 6.28

Class Giant

VISIBILITY RIGHT NOW HR7617 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR7617

HR7617 is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR7617 are provided in the following table:

Right Ascension J2000 19h 58m 56s

Declination J2000 -30° 32’ 17”

Galactic Longitude 10.62°

Galactic Latitude -27.01°

Constellation Sagittarius

The simplified sky map below shows the position of HR7617 in the sky:

Simplified finder chart for HR7617.

Visibility of HR7617 from your location

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

Today's HR7617 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 120.5° RISE 5:57

Max altitude: 8.0° TRANSIT 8:44

Azimuth: 239.5° SET 11:32

RIGHT NOW HR7617 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR7617

The image below is a photograph of HR7617 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 HR7617 is 0.09 arcsec per year in Right Ascension and -0.053 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR7617. The red arrow shows the motion of HR7617 during the next 10000 years (15.00 arcmin in Right Ascension and -8.83 arcmin in declination);

Distance of HR7617 from the Sun and relative movement

HR7617 is distant 214.19 light years from the Sun and it is moving towards the Sun at the speed of 51 kilometers per second.

Distance (parsec) 65.70 pc

Distance (light year) 214.19 ly

Heliocentric radial velocity -51 km/s

Proper Motion RA 0.09 arcsec/year

Proper Motion Dec -0.053 arcsec/year

Spectral properties of HR7617

HR7617 belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 2.19

Spectral Type K1III

Color Index (B-V) 1.05

Temperature of HR7617 4626K

The red dot in the diagram below shows where HR7617 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7617. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7617

Henry Draper Catalogue HD188981

SAO Catalogue SAO211708

Hipparcos Catalogue HIP98351

Durchmusterung Catalogue CD-3017525

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In Evidence

Other stars in Sagittarius