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🌎  Greenwich, United Kingdom [change]


HR8642 is a giant star in the constellation of Pegasus.

HR8642 visual magnitude is 5.9. Because of its reltive faintness, HR8642 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 HR8642:

HR8642 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 40°.

Celestial coordinates and finder chart of HR8642

HR8642 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 HR8642 are provided in the following table:

22h 41m 57s
+14° 30’ 59”

The simplified sky map below shows the position of HR8642 in the sky:

Finder chart HR8642 star
Simplified finder chart for HR8642.

Visibility of HR8642 from your location

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

Today's HR8642 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 75.5°
Max altitude: 53.0°
Azimuth: 284.5°
HR8642 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR8642

The image below is a photograph of HR8642 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 HR8642 is 0.092 arcsec per year in Right Ascension and -0.021 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR8642 star
DSS2 image of HR8642. The red arrow shows the motion of HR8642 during the next 1000 years (1.53 arcmin in Right Ascension and -0.35 arcmin in declination);

Distance of HR8642 from the Sun and relative movement

HR8642 is distant 266.78 light years from the Sun and it is moving towards the Sun at the speed of 26 kilometers per second.

81.83 pc
266.78 ly
-26 km/s
0.092 arcsec/year
-0.021 arcsec/year

Spectral properties of HR8642

HR8642 belongs to spectral class K0


The red dot in the diagram below shows where HR8642 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8642. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8642