HR2545

Below the horizon. Rise: 5:52 | Tran: 8:28 | Set: 11:03

Alt: -58.28° Az: 295.22° Direction: West-North-West

HR2545 is a multiple main-sequence star of spectral class B6 in the constellation of Canis Major.

HR2545 visual magnitude is 5.7. Because of its faintness, HR2545 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.

DSS2 image of HR2545. The red arrow shows the motion of HR2545 during the next 10000 years (-0.33 arcmin in Right Ascension and 2.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 06h 51m 19s

Declination -31° 44’ 10”

Hour Angle 09h 43m 58s

Sideral Time 16h 35m 17s

J2000

Right Ascension 06h 50m 23s

Declination -31° 42’ 21”

Galactic Coordinates

Galactic Longitude 241.64°

Galactic Latitude -14.07°

Finder Chart

Simplified finder chart for HR2545.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.7

Class Main-sequence

Absolute magnitude -1.01

Spectral Type B6V

Color Index (B-V) 0.14

Temperature 8658K

The red dot in the diagram below shows where HR2545 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2545. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR2545 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR2545 double sysyem:

Main star magnitude 5.7

Secondary star magnitude 7.8

Magnitude difference 2.1

Separation 42.9 arcsec

Distance, Radial Speed, Proper Motion

HR2545 is distant 718.06 light years from the Sun and it is moving far from the Sun at the speed of 20 kilometers per second.

Distance (parsec) 220.26

Distance (light year) 718.06

Radial Speed 20 km/s

Proper Motion RA -0.002 arcsec/y

Proper Motion Dec 0.012"/y

Alternative Designations

Henry Draper Catalogue HD50123

SAO Catalogue SAO197263

Hipparcos Catalogue HIP32810

Durchmusterung Catalogue CD-31 3717

Visibility from Your Location

Today's HR2545 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 121.7° RISE 5:52

Max altitude: 6.8° TRANSIT 8:28

Azimuth: 238.3° SET 11:03

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Canis Major