HR3131

Below the horizon. Rise: 12:43 | Tran: 17:02 | Set: 21:22

Alt: -56.76° Az: 8.53° Direction: North

HR3131 is a main-sequence star of spectral class A2 in the constellation of Puppis.

HR3131 visual magnitude is 4.61. Because of its moderate brightness, HR3131 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 HR3131. The red arrow shows the motion of HR3131 during the next 10000 years (-0.33 arcmin in Right Ascension and -6.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 08h 01m 00s

Declination -18° 28’ 12”

Hour Angle 12h 19m 39s

Sidereal Time 20h 20m 40s

J2000

Right Ascension 07h 59m 52s

Declination -18° 23’ 57”

Galactic Coordinates

Galactic Longitude 237.16°

Galactic Latitude 6°

Finder Chart

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Finder chart for HR3131.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.61

Class Main-sequence

Absolute magnitude 0.29

Spectral Type A2V

Color Index (B-V) 0.08

Temperature 9226K

The red dot in the diagram below shows where HR3131 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR3131. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR3131 is distant 238.13 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

Distance (parsec) 73.05

Distance (light year) 238.13

Radial Speed -12 km/s

Proper Motion RA -0.002 arcsec/y

Proper Motion Dec -0.039"/y

Alternative Designations

Henry Draper Catalogue HD65810

SAO Catalogue SAO153687

Hipparcos Catalogue HIP39095

Durchmusterung Catalogue BD-18 2118

FK5 Catalogue 1212

Visibility from Your Location

Today's HR3131 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 108.5° RISE 12:43

Max altitude: 20.0° TRANSIT 17:02

Azimuth: 251.5° SET 21:22

Set Location

Other stars in Puppis