HR3155

Below the horizon. Rise: 15:41 | Tran: 16:53 | Set: 18:04

Alt: -69.50° Az: 306.38° Direction: North-West

HR3155 is a variable giant star of spectral class M1 in the constellation of Puppis.

HR3155 visual magnitude is 6.34. Because of its faintness, HR3155 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 HR3155. The red arrow shows the motion of HR3155 during the next 10000 years (2.67 arcmin in Right Ascension and -0.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 08h 03m 02s

Declination -37° 07’ 21”

Hour Angle 10h 37m 11s

Sidereal Time 18h 40m 13s

J2000

Right Ascension 08h 02m 06s

Declination -37° 03’ 02”

Galactic Coordinates

Galactic Longitude 253.31°

Galactic Latitude -3.39°

Finder Chart

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Finder chart for HR3155.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.34

Class Giant

Absolute magnitude -0.67

Spectral Type M1III

Color Index (B-V) 1.62

Temperature 3622K

The red dot in the diagram below shows where HR3155 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR3155. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR3155 is distant 823.23 light years from the Sun and it is moving far from the Sun at the speed of 59 kilometers per second.

Distance (parsec) 252.53

Distance (light year) 823.23

Radial Speed 59 km/s

Proper Motion RA 0.016 arcsec/y

Proper Motion Dec -0.003"/y

Alternative Designations

Henry Draper Catalogue HD66435

SAO Catalogue SAO198725

Hipparcos Catalogue HIP39299

Durchmusterung Catalogue CD-36 4120

General Catalogue of Variable Stars 3872

Visibility from Your Location

Today's HR3155 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 127.1° RISE 15:41

Max altitude: 1.4° TRANSIT 16:53

Azimuth: 232.9° SET 18:04

Set Location

Other stars in Puppis