HR8688

Altitude: 23.3° Azimuth: 25.1° Direction: North-North-East

HR8688 is a giant star in the constellation of Lacerta.

HR8688 visual magnitude is 5.43. Because of its reltive faintness, HR8688 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 HR8688:

Color of HR8688 ⬤

Magnitude of HR8688 5.43

Class Giant

VISIBILITY RIGHT NOW

HR8688 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 23.3°
Azimuth: 25.1°
Direction: North-North-East

Celestial coordinates and finder chart of HR8688

HR8688 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR8688 are provided in the following table:

Right Ascension J2000 22h 49m 46s

Declination J2000 +55° 54’ 10”

Galactic Longitude 106.42°

Galactic Latitude -3.02°

Constellation Lacerta

The simplified sky map below shows the position of HR8688 in the sky:

Simplified finder chart for HR8688.

Visibility of HR8688 from your location

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

HR8688 is circumpolar and transits at 05:56 UTC (altitude: 85.6°)

Digitized Sky Survey image of HR8688

The image below is a photograph of HR8688 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 HR8688 is 0.083 arcsec per year in Right Ascension and 0.043 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR8688. The red arrow shows the motion of HR8688 during the next 10000 years (13.83 arcmin in Right Ascension and 7.17 arcmin in declination);

Distance of HR8688 from the Sun and relative movement

HR8688 is distant 371.30 light years from the Sun and it is moving towards the Sun at the speed of 36 kilometers per second.

Distance (parsec) 113.90 pc

Distance (light year) 371.30 ly

Heliocentric radial velocity -36 km/s

Proper Motion RA 0.083 arcsec/year

Proper Motion Dec 0.043 arcsec/year

Spectral properties of HR8688

HR8688 belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 0.15

Spectral Type K1III

Color Index (B-V) 1.17

Temperature of HR8688 4368K

The red dot in the diagram below shows where HR8688 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8688. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8688

Henry Draper Catalogue HD216174

SAO Catalogue SAO34858

Hipparcos Catalogue HIP112731

Durchmusterung Catalogue BD+55 2820

In Evidence

Other stars in Lacerta