104 Aquarii is a variable and multiple hypergiant star in the constellation of Aquarius.
104 Aquarii visual magnitude is 4.82. Because of its moderate brightness, 104 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 104 Aquarii:
Celestial coordinates and finder chart of 104 Aquarii
104 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 104 Aquarii are provided in the following table:
The simplified sky map below shows the position of 104 Aquarii in the sky:
Visibility of 104 Aquarii from your location
Today's 104 Aquarii 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 104 Aquarii
The image below is a photograph of 104 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 104 Aquarii is 0.015 arcsec per year in Right Ascension and 0.004 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of 104 Aquarii from the Sun and relative movement
104 Aquarii is distant 643.00 light years from the Sun and it is moving far from the Sun at the speed of 3 kilometers per second.
Spectral properties of 104 Aquarii
104 Aquarii belongs to spectral class G0 and has a luminosity class of I corresponding to a hypergiant star.
The red dot in the diagram below shows where 104 Aquarii is situated in the Hertzsprung–Russell diagram.
104 Aquarii star system properties
104 Aquarii is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the 104 Aquarii double sysyem: