HR12 is a variable and double main-sequence star in the constellation of Cetus.
HR12 visual magnitude is 5.94. Because of its reltive faintness, HR12 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 HR12:
Celestial coordinates and finder chart of HR12
HR12 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 HR12 are provided in the following table:
The simplified sky map below shows the position of HR12 in the sky:
Visibility of HR12 from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Today's HR12 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 HR12
The image below is a photograph of HR12 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 HR12 is 0.052 arcsec per year in Right Ascension and -0.044 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR12 from the Sun and relative movement
HR12 is distant 261.85 light years from the Sun and it is moving towards the Sun at the speed of 13 kilometers per second.
Spectral properties of HR12
HR12 belongs to spectral class A2 and has a luminosity class of V corresponding to a main-sequence star.
The red dot in the diagram below shows where HR12 is situated in the Hertzsprung–Russell diagram.
HR12 star system properties
HR12 is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the HR12 double sysyem: