HR1258

Above the horizon. Rise: 9:29 | Tran: 13:38 | Set: 17:47

Alt: 9.07° Az: 139.35° Direction: South-East

HR1258 is a variable main-sequence star of spectral class B2 in the constellation of Eridanus.

HR1258 visual magnitude is 6.46. Because of its faintness, HR1258 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 HR1258. The red arrow shows the motion of HR1258 during the next 10000 years (0.50 arcmin in Right Ascension and -2.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 04h 04m 31s

Declination -20° 04’ 32”

Hour Angle 21h 07m 05s

Sidereal Time 01h 11m 37s

J2000

Right Ascension 04h 03m 24s

Declination -20° 08’ 39”

Galactic Coordinates

Galactic Longitude 214.57°

Galactic Latitude -45.74°

Finder Chart

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Finder chart for HR1258.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.46

Class Main-sequence

Absolute magnitude -0.88

Spectral Type B2V

Color Index (B-V) -0.18

Temperature 13121K

The red dot in the diagram below shows where HR1258 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1258. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR1258 is distant 956.01 light years from the Sun and it is moving far from the Sun at the speed of 20 kilometers per second.

Distance (parsec) 293.26

Distance (light year) 956.01

Radial Speed 20 km/s

Proper Motion RA 0.003 arcsec/y

Proper Motion Dec -0.014"/y

Alternative Designations

Henry Draper Catalogue HD25631

SAO Catalogue SAO169071

Hipparcos Catalogue HIP18926

Durchmusterung Catalogue BD-20 769

General Catalogue of Variable Stars Var?

Visibility from Your Location

Today's HR1258 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 110.1° RISE 9:29

Max altitude: 18.4° TRANSIT 13:38

Azimuth: 249.9° SET 17:47

Set Location

Other stars in Eridanus