Tejat - μ Geminorum (mu Geminorum)
Tejat, also designated as μ Geminorum (mu Geminorum), is a variable and multiple giant star in the constellation of Gemini.
Tejat visual magnitude is 2.88. Thanks to its high brightness, Tejat is clearly visible when observed from locations with dark skyes, and should be also quite easily visible from light polluted areas.
The table below summarizes the key facts about Tejat:
Celestial coordinates and finder chart of Tejat
Tejat 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 Tejat are provided in the following table:
The simplified sky map below shows the position of Tejat in the sky:
Visibility of Tejat from your location
Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Today's Tejat - μ Geminorum (mu Geminorum) 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 Tejat
The image below is a photograph of Tejat 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 Tejat is 0.054 arcsec per year in Right Ascension and -0.111 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of Tejat from the Sun and relative movement
Tejat is distant 231.70 light years from the Sun and it is moving far from the Sun at the speed of 55 kilometers per second.
Spectral properties of Tejat
Tejat belongs to spectral class M3 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where Tejat is situated in the Hertzsprung–Russell diagram.
Tejat star system properties
Tejat 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 Tejat double sysyem: