ι Lyrae (iota Lyrae)
ι Lyrae is a sub-giant star in the constellation of Lyra.
ι Lyrae visual magnitude is 5.28. Because of its reltive faintness, ι Lyrae 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 ι Lyrae:
Celestial coordinates and finder chart of ι Lyrae
ι Lyrae 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 ι Lyrae are provided in the following table:
The simplified sky map below shows the position of ι Lyrae in the sky:
Visibility of ι Lyrae from your location
Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London
Today's ι Lyrae (iota Lyrae) 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 ι Lyrae
The image below is a photograph of ι Lyrae 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 ι Lyrae is 0.001 arcsec per year in Right Ascension and -0.004 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.
Distance of ι Lyrae from the Sun and relative movement
ι Lyrae is distant 831.63 light years from the Sun and it is moving towards the Sun at the speed of 18 kilometers per second.
Spectral properties of ι Lyrae
ι Lyrae belongs to spectral class B6 and has a luminosity class of IV corresponding to a sub-giant star.
The red dot in the diagram below shows where ι Lyrae is situated in the Hertzsprung–Russell diagram.
