HR4647 is a variable giant star in the constellation of Hydra.
HR4647 visual magnitude is 6.5. Because of its reltive faintness, HR4647 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 HR4647:
Celestial coordinates and finder chart of HR4647
HR4647 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4647 are provided in the following table:
The simplified sky map below shows the position of HR4647 in the sky:
Visibility of HR4647 from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Today's HR4647 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 HR4647
The image below is a photograph of HR4647 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 HR4647 is -0.03 arcsec per year in Right Ascension and -0.006 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR4647 from the Sun and relative movement
HR4647 is distant 910.61 light years from the Sun and it is moving far from the Sun at the speed of 3 kilometers per second.
Spectral properties of HR4647
HR4647 belongs to spectral class M4 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where HR4647 is situated in the Hertzsprung–Russell diagram.