23 Orionis
23 Orionis is a double main-sequence star in the constellation of Orion.
23 Orionis visual magnitude is 5. Because of its moderate brightness, 23 Orionis 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 23 Orionis:
Celestial coordinates and finder chart of 23 Orionis
23 Orionis 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 23 Orionis are provided in the following table:
The simplified sky map below shows the position of 23 Orionis in the sky:
Visibility of 23 Orionis from your location
Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London
Today's 23 Orionis 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 23 Orionis
The image below is a photograph of 23 Orionis 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 23 Orionis is -0.004 arcsec per year in Right Ascension and -0.002 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.
Distance of 23 Orionis from the Sun and relative movement
23 Orionis is distant 961.65 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.
Spectral properties of 23 Orionis
23 Orionis belongs to spectral class B1 and has a luminosity class of V corresponding to a main-sequence star.
The red dot in the diagram below shows where 23 Orionis is situated in the Hertzsprung–Russell diagram.
23 Orionis star system properties
23 Orionis is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the 23 Orionis double sysyem: