We use cookies to deliver essential features and to measure their performance. By using this site you accept our Privacy Policies.
Help keep this site free and ads-free: donate now!
public LocationGreenwich, United Kingdom
TimezoneEurope/London
Sunrise: 4:42 
Transit: 12:59 
Sunset: 21:16
wb_twilight   (Nautical Twilight)   What's Visible Now?

HR6477

Below the horizon.  Never rises today
Altitude: -9.2°   Azimuth: 164.6°   Direction: South-South-East

HR6477 is a variable and multiple main-sequence star of spectral class B7 in the constellation of Ara.

HR6477 visual magnitude is 5.29. Because of its faintness, HR6477 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Celestial coordinates and finder chart of HR6477

Finder chart HR6477 star
Simplified finder chart for HR6477.

HR6477 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 HR6477 are provided in the following table:

17h 26m 51s
-45° 50’ 36”
343.72°
-5.94°
Ara
Image of HR6477 star
DSS2 image of HR6477. The red arrow shows the motion of HR6477 during the next 10000 years (-6.67 arcmin in Right Ascension and -6.67 arcmin in declination);

Key facts about HR6477

5.29
Main-sequence

and has a luminosity class of V corresponding to a main-sequence star.

-1.03
B7V
11092K

The red dot in the diagram below shows where HR6477 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR6477. Attribution: Richard Powell / CC BY-SA

HR6477 star system properties

HR6477 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 HR6477 double sysyem:

5.29
6.09
0.8
2.3 arcsec

Distance of HR6477 from the Sun and relative movement

HR6477 is distant 599.26 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

183.82 pc
599.26 ly
-9 km/s
-0.04 arcsec/year
-0.04 arcsec/year

Alternative designations of HR6477

SAO227971
SAO227971

Visibility of HR6477 from your location

HR6477 is currently not visible from Greenwich, United Kingdom