HR7458 is a variable supergiant star in the constellation of Vulpecula.
HR7458 visual magnitude is 7.14. Because of its reltive faintness, HR7458 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 HR7458:
HR7458 is below the horizon from Greenwich, United Kingdom .
Celestial coordinates and finder chart of HR7458
HR7458 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 HR7458 are provided in the following table:
The simplified sky map below shows the position of HR7458 in the sky:
Visibility of HR7458 from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Today's HR7458 rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):
Digitized Sky Survey image of HR7458
The image below is a photograph of HR7458 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 HR7458 is -0.003 arcsec per year in Right Ascension and -0.011 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR7458 from the Sun and relative movement
HR7458 is distant 5,525.42 light years from the Sun and it is moving towards the Sun at the speed of 11 kilometers per second.
Spectral properties of HR7458
HR7458 belongs to spectral class F2 and has a luminosity class of I corresponding to a supergiant star.
The red dot in the diagram below shows where HR7458 is situated in the Hertzsprung–Russell diagram.