ω2 Aquarii (omega2 Aquarii)
ω2 Aquarii is a double main-sequence star in the constellation of Aquarius.
ω2 Aquarii visual magnitude is 4.49. Because of its moderate brightness, ω2 Aquarii 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 ω2 Aquarii:
Celestial coordinates and finder chart of ω2 Aquarii
ω2 Aquarii 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 ω2 Aquarii are provided in the following table:
The simplified sky map below shows the position of ω2 Aquarii in the sky:
Visibility of ω2 Aquarii from your location
Digitized Sky Survey image of ω2 Aquarii
The image below is a photograph of ω2 Aquarii 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 ω2 Aquarii is 0.101 arcsec per year in Right Ascension and -0.066 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of ω2 Aquarii from the Sun and relative movement
ω2 Aquarii is distant 154.06 light years from the Sun and it is moving far from the Sun at the speed of 3 kilometers per second.
Spectral properties of ω2 Aquarii
ω2 Aquarii belongs to spectral class B9 and has a luminosity class of V corresponding to a main-sequence star.
The red dot in the diagram below shows where ω2 Aquarii is situated in the Hertzsprung–Russell diagram.
ω2 Aquarii star system properties
ω2 Aquarii is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the ω2 Aquarii double sysyem: