HR2790

Below the horizon. Rise: 5:38 | Tran: 6:58 | Set: 8:17

Alt: -60.66° Az: 285.81° Direction: West-North-West

HR2790 is a variable sub-giant star of spectral class B2 in the constellation of Puppis.

HR2790 visual magnitude is 5.11. Because of its faintness, HR2790 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 HR2790. The red arrow shows the motion of HR2790 during the next 100000 years (-3.33 arcmin in Right Ascension and 5.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 07h 19m 31s

Declination -36° 47’ 21”

Hour Angle 09h 35m 44s

Sideral Time 16h 55m 15s

J2000

Right Ascension 07h 18m 38s

Declination -36° 44’ 34”

Galactic Coordinates

Galactic Longitude 248.82°

Galactic Latitude -10.86°

Finder Chart

Simplified finder chart for HR2790.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.11

Class Sub-giant

Absolute magnitude -1.93

Spectral Type B2IV

Color Index (B-V) -0.16

Temperature 12692K

The red dot in the diagram below shows where HR2790 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2790. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR2790 is distant 835.90 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.

Distance (parsec) 256.41

Distance (light year) 835.90

Radial Speed 18 km/s

Proper Motion RA -0.002 arcsec/y

Proper Motion Dec 0.003"/y

Alternative Designations

Henry Draper Catalogue HD57219

SAO Catalogue SAO197837

Hipparcos Catalogue HIP35406

Durchmusterung Catalogue CD-36 3519

General Catalogue of Variable Stars NW Pup

Visibility from Your Location

Today's HR2790 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 126.8° RISE 5:38

Max altitude: 1.7° TRANSIT 6:58

Azimuth: 233.2° SET 8:17

Set Location

Other stars in Puppis