17 Lyrae
17 Lyrae is a multiple hypergiant star in the constellation of Lyra.
17 Lyrae visual magnitude is 5.23. Because of its reltive faintness, 17 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 17 Lyrae:
Celestial coordinates and finder chart of 17 Lyrae
17 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 17 Lyrae are provided in the following table:
The simplified sky map below shows the position of 17 Lyrae in the sky:
Visibility of 17 Lyrae from your location
Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London
Today's 17 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 17 Lyrae
The image below is a photograph of 17 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 17 Lyrae is 0.13 arcsec per year in Right Ascension and 0.023 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of 17 Lyrae from the Sun and relative movement
17 Lyrae is distant 132.31 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.
Spectral properties of 17 Lyrae
17 Lyrae belongs to spectral class F0 and has a luminosity class of V corresponding to a hypergiant star.
The red dot in the diagram below shows where 17 Lyrae is situated in the Hertzsprung–Russell diagram.
17 Lyrae star system properties
17 Lyrae is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the 17 Lyrae double sysyem: