25 Sextantis

Above the horizon. Rise: 11:39 | Tran: 17:16 | Set: 22:53

Alt: 30.93° Az: 152.88° Direction: South

25 Sextantis is a variable star of spectral class B9 in the constellation of Sextans.

25 Sextantis visual magnitude is 5.97. Because of its faintness, 25 Sextantis 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 25 Sextantis. The red arrow shows the motion of 25 Sextantis during the next 10000 years (-8.33 arcmin in Right Ascension and 0.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 10h 24m 43s

Declination -04° 12’ 13”

Hour Angle 22h 27m 39s

Sidereal Time 08h 52m 23s

J2000

Right Ascension 10h 23m 26s

Declination -04° 04’ 27”

Galactic Coordinates

Galactic Longitude 248.33°

Galactic Latitude 42.58°

Finder Chart

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Finder chart for 25 Sextantis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.97

Class

25 Sextantis is also a SiCrSr chemically peculiar star.

Absolute magnitude 0.81

Spectral Type B9

Color Index (B-V) -0.1

Temperature 11573K

The red dot in the diagram below shows where 25 Sextantis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 25 Sextantis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

25 Sextantis is distant 351.29 light years from the Sun and it is moving far from the Sun at the speed of 23 kilometers per second.

Distance (parsec) 107.76

Distance (light year) 351.29

Radial Speed 23 km/s

Proper Motion RA -0.05 arcsec/y

Proper Motion Dec 0.005"/y

Alternative Designations

Flamsteed designation 25 Sextantis

Henry Draper Catalogue HD90044

SAO Catalogue SAO137533

Hipparcos Catalogue HIP50885

Durchmusterung Catalogue BD-03 2911

FK5 Catalogue 388

General Catalogue of Variable Stars SS Sex

Visibility from Your Location

Today's 25 Sextantis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 94.2° RISE 11:39

Max altitude: 34.3° TRANSIT 17:16

Azimuth: 265.8° SET 22:53

Set Location

Other stars in Sextans