HR2944

Below the horizon. Rise: 13:24 | Tran: 16:56 | Set: 20:29

Alt: -48.98° Az: 66.81° Direction: East-North-East

HR2944 is a variable and double sub-giant star of spectral class B8 in the constellation of Puppis.

HR2944 visual magnitude is 4.7. Because of its moderate brightness, HR2944 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.

DSS2 image of HR2944. The red arrow shows the motion of HR2944 during the next 100000 years (-11.67 arcmin in Right Ascension and -11.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 07h 39m 21s

Declination -25° 25’ 25”

Hour Angle 14h 47m 38s

Sidereal Time 22h 27m 00s

J2000

Right Ascension 07h 38m 17s

Declination -25° 21’ 52”

Galactic Coordinates

Galactic Longitude 240.65°

Galactic Latitude -1.84°

Finder Chart

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Finder chart for HR2944.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.7

Class Sub-giant

Absolute magnitude -1.44

Spectral Type B8IV

Color Index (B-V) -0.11

Temperature 11744K

The red dot in the diagram below shows where HR2944 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2944. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR2944 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR2944 double sysyem:

Main star magnitude 4.7

Secondary star magnitude 5.1

Magnitude difference 0.4

Separation 0.2 arcsec

Distance, Radial Speed, Proper Motion

HR2944 is distant 550.68 light years from the Sun and it is moving far from the Sun at the speed of 41 kilometers per second.

Distance (parsec) 168.92

Distance (light year) 550.68

Radial Speed 41 km/s

Proper Motion RA -0.007 arcsec/y

Proper Motion Dec -0.007"/y

Alternative Designations

Henry Draper Catalogue HD61429

SAO Catalogue SAO174175

Hipparcos Catalogue HIP37173

Durchmusterung Catalogue CD-25 4828

General Catalogue of Variable Stars PU Pup

Aitken Double Star Catalogue ADS6246

Visibility from Your Location

Today's HR2944 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 115.4° RISE 13:24

Max altitude: 13.1° TRANSIT 16:56

Azimuth: 244.6° SET 20:29

Set Location

Other stars in Puppis