Alkarab - υ Pegasi (upsilon Pegasi)
Alkarab, also designated as υ Pegasi (upsilon Pegasi), is a giant star in the constellation of Pegasus.
Alkarab visual magnitude is 4.4. Because of its moderate brightness, Alkarab should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.
The table below summarizes the key facts about Alkarab:
Celestial coordinates and finder chart of Alkarab
Alkarab 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 Alkarab are provided in the following table:
The simplified sky map below shows the position of Alkarab in the sky:
Visibility of Alkarab from your location
Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London
Today's Alkarab - υ Pegasi (upsilon Pegasi) rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):
Digitized Sky Survey image of Alkarab
The image below is a photograph of Alkarab 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 Alkarab is 0.193 arcsec per year in Right Ascension and 0.037 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of Alkarab from the Sun and relative movement
Alkarab is distant 173.13 light years from the Sun and it is moving towards the Sun at the speed of 11 kilometers per second.
Spectral properties of Alkarab
Alkarab belongs to spectral class F8 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where Alkarab is situated in the Hertzsprung–Russell diagram.
