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
Sunrise: 4:42 
Transit: 12:59 
Sunset: 21:17
wb_twilight   (Civil Twilight)   What's Visible Now?


Below the horizon.  Never rises today
Altitude: -70.8°   Azimuth: 87.0°   Direction: East

HR2740 is a variable hypergiant star of spectral class F0 in the constellation of Puppis.

HR2740 visual magnitude is 4.49. Because of its moderate brightness, HR2740 is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Celestial coordinates and finder chart of HR2740

Finder chart HR2740 star
Simplified finder chart for HR2740.

HR2740 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 HR2740 are provided in the following table:

07h 12m 33s
-46° 45’ 33”
Image of HR2740 star
DSS2 image of HR2740. The red arrow shows the motion of HR2740 during the next 1000 years (-2.20 arcmin in Right Ascension and 1.72 arcmin in declination);

Key facts about HR2740


and has a luminosity class of IV corresponding to a hypergiant star.


The red dot in the diagram below shows where HR2740 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR2740. Attribution: Richard Powell / CC BY-SA

Distance of HR2740 from the Sun and relative movement

HR2740 is distant 69.04 light years from the Sun and it is moving towards the Sun at the speed of 1 kilometers per second.

21.18 pc
69.04 ly
-1 km/s
-0.132 arcsec/year
0.103 arcsec/year

Alternative designations of HR2740

Gl 268.1

Visibility of HR2740 from your location

HR2740 is currently not visible from Greenwich, United Kingdom