HR8703

HR8703 is a variable bright giant star in the constellation of Pegasus.

HR8703 visual magnitude is 5.64. Because of its reltive faintness, HR8703 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 HR8703:

Color of HR8703 ⬤

Magnitude of HR8703 5.64

Class Bright giant

VISIBILITY RIGHT NOW HR8703 is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 50°.

Celestial coordinates and finder chart of HR8703

HR8703 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 HR8703 are provided in the following table:

Right Ascension J2000 22h 53m 02s

Declination J2000 +16° 50’ 27”

Galactic Longitude 86.36°

Galactic Latitude -37.48°

Constellation Pegasus

The simplified sky map below shows the position of HR8703 in the sky:

Simplified finder chart for HR8703.

Visibility of HR8703 from your location

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

Today's HR8703 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 73.2° RISE 23:56

Max altitude: 55.4° TRANSIT 7:26

Azimuth: 286.8° SET 14:53

RIGHT NOW HR8703 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR8703

The image below is a photograph of HR8703 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 HR8703 is -0.018 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 HR8703. The red arrow shows the motion of HR8703 during the next 10000 years (-3.00 arcmin in Right Ascension and -4.00 arcmin in declination);

Distance of HR8703 from the Sun and relative movement

HR8703 is distant 315.59 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

Distance (parsec) 96.81 pc

Distance (light year) 315.59 ly

Heliocentric radial velocity -12 km/s

Proper Motion RA -0.018 arcsec/year

Proper Motion Dec -0.024 arcsec/year

Spectral properties of HR8703

HR8703 belongs to spectral class K1 and has a luminosity class of II corresponding to a bright giant star.

Absolute magnitude 0.71

Spectral Type K1II

Color Index (B-V) 1.12

Temperature of HR8703 4472K

The red dot in the diagram below shows where HR8703 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8703. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8703

Henry Draper Catalogue HD216489

SAO Catalogue SAO108231

Hipparcos Catalogue HIP112997

Durchmusterung Catalogue BD+16 4831

FK5 Catalogue 3829

General Catalogue of Variable Stars IM Peg

In Evidence

Other stars in Pegasus