HR172 is a multiple star in the constellation of Cetus.
HR172 visual magnitude is 6.49. Because of its reltive faintness, HR172 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 HR172:
Celestial coordinates and finder chart of HR172
HR172 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 HR172 are provided in the following table:
The simplified sky map below shows the position of HR172 in the sky:
Visibility of HR172 from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Today's HR172 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 HR172
The image below is a photograph of HR172 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 HR172 is 0.037 arcsec per year in Right Ascension and -0.04 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR172 from the Sun and relative movement
HR172 is distant 503.09 light years from the Sun and it is moving far from the Sun at the speed of 48 kilometers per second.
Spectral properties of HR172
HR172 belongs to spectral class G5
The red dot in the diagram below shows where HR172 is situated in the Hertzsprung–Russell diagram.
HR172 star system properties
HR172 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR172 double sysyem: