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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 5:08 
Transit: 13:06 
Sunset: 21:03
wb_twilight   (Astronomical Twilight)   What's Visible Now?
All Constellations » Canis Major » 

HR2640

Below the horizon.  Rise: 8:33 | Tran: 12:07 | Set: 15:40
Alt: -61.55°   Az: 28.30°   Direction: North-North-East

HR2640 is a main-sequence star of spectral class B2 in the constellation of Canis Major.

HR2640 visual magnitude is 5.63. Because of its faintness, HR2640 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.

Image of HR2640 star
DSS2 image of HR2640. The red arrow shows the motion of HR2640 during the next 10000 years (-1.33 arcmin in Right Ascension and 3.50 arcmin in declination);

Celestial Coordinates

Apparent

07h 02m 06s
-25° 15’ 05”
12h 57m 50s
19h 59m 57s

J2000

07h 01m 05s
-25° 12’ 55”

Galactic Coordinates

236.62°
-9.23°

Finder Chart

Finder chart HR2640 star
Simplified finder chart for HR2640.

Magnitude, Color, Spectral Class

5.63
Main-sequence

-1.86
B2V
12902K

The red dot in the diagram below shows where HR2640 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2640. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR2640 is distant 1,028.39 light years from the Sun and it is moving far from the Sun at the speed of 6 kilometers per second.

315.46
1,028.39
6 km/s
-0.008 arcsec/y
0.021"/y

Alternative Designations

SAO172763
SAO172763

Visibility from Your Location

Today's HR2640 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 115.3°
Max altitude: 13.3°
Azimuth: 244.7°