HR1191

Above the horizon. Rise: 2:22 | Tran: 12:16 | Set: 22:11

Alt: 4.28° Az: 35.27° Direction: North-East

HR1191 is a double main-sequence star of spectral class B1 in the constellation of Perseus.

HR1191 visual magnitude is 5.77. Because of its faintness, HR1191 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 HR1191. The red arrow shows the motion of HR1191 during the next 100000 years (3.33 arcmin in Right Ascension and -11.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 03h 53m 31s

Declination +34° 26’ 01”

Hour Angle 14h 57m 06s

Sidereal Time 18h 50m 38s

J2000

Right Ascension 03h 51m 53s

Declination +34° 21’ 33”

Galactic Coordinates

Galactic Longitude 160.23°

Galactic Latitude -15.14°

Finder Chart

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Finder chart for HR1191.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.77

Class Main-sequence

Absolute magnitude -1.74

Spectral Type B1V

Color Index (B-V) 0

Temperature 10125K

The red dot in the diagram below shows where HR1191 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1191. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR1191 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 HR1191 double sysyem:

Main star magnitude 5.77

Secondary star magnitude 13.27

Magnitude difference 7.5

Separation 15.1 arcsec

Distance, Radial Speed, Proper Motion

HR1191 is distant 1,034.92 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.

Distance (parsec) 317.46

Distance (light year) 1,034.92

Radial Speed 18 km/s

Proper Motion RA 0.002 arcsec/y

Proper Motion Dec -0.007"/y

Alternative Designations

Henry Draper Catalogue HD24131

SAO Catalogue SAO56761

Hipparcos Catalogue HIP18081

Durchmusterung Catalogue BD+33 728

Visibility from Your Location

Today's HR1191 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 55.6° RISE 2:22

Max altitude: 73.0° TRANSIT 12:16

Azimuth: 304.4° SET 22:11

Set Location

Other stars in Perseus