HR7941

Below the horizon. Rise: 20:05 | Tran: 3:44 | Set: 11:19

Alt: -8.55° Az: 45.92° Direction: South-South-West

HR7941 is a variable bright giant star of spectral class M5 in the constellation of Delphinus.

HR7941 visual magnitude is 6.38. Because of its faintness, HR7941 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 HR7941. The red arrow shows the motion of HR7941 during the next 100000 years (3.33 arcmin in Right Ascension and 8.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 20h 46m 38s

Declination +18° 11’ 03”

Hour Angle 15h 13m 34s

Sidereal Time 12h 00m 12s

J2000

Right Ascension 20h 45m 28s

Declination +18° 05’ 25”

Galactic Coordinates

Galactic Longitude 62.98°

Galactic Latitude -15.2°

Finder Chart

Loading map...

Finder chart for HR7941.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.38

Class Bright giant

Absolute magnitude -1.52

Spectral Type M5II

Color Index (B-V) 1.68

Temperature 3541K

The red dot in the diagram below shows where HR7941 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7941. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR7941 is distant 1,239.54 light years from the Sun and it is moving towards the Sun at the speed of 21 kilometers per second.

Distance (parsec) 380.23

Distance (light year) 1,239.54

Radial Speed -21 km/s

Proper Motion RA 0.002 arcsec/y

Proper Motion Dec 0.005"/y

Alternative Designations

Henry Draper Catalogue HD197812

SAO Catalogue SAO106458

Hipparcos Catalogue HIP102440

Durchmusterung Catalogue BD+17 4401

General Catalogue of Variable Stars U Del

Visibility from Your Location

Today's HR7941 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 71.8° RISE 20:05

Max altitude: 56.7° TRANSIT 3:44

Azimuth: 288.2° SET 11:19

Set Location

Other stars in Delphinus