17 Eridani

Below the horizon. Rise: 4:55 | Tran: 10:28 | Set: 16:01

Alt: -38.95° Az: 33.28° Direction: South

17 Eridani is a main-sequence star of spectral class B9 in the constellation of Eridanus.

17 Eridani visual magnitude is 4.73. Because of its moderate brightness, 17 Eridani is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

DSS2 image of 17 Eridani. The red arrow shows the motion of 17 Eridani during the next 10000 years (2.33 arcmin in Right Ascension and 1.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 03h 31m 53s

Declination -04° 59’ 22”

Hour Angle 13h 41m 26s

Sidereal Time 17h 13m 19s

J2000

Right Ascension 03h 30m 37s

Declination -05° 04’ 31”

Galactic Coordinates

Galactic Longitude 189.96°

Galactic Latitude -46.18°

Finder Chart

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Finder chart for 17 Eridani.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.73

Class Main-sequence

Absolute magnitude -0.61

Spectral Type B9V

Color Index (B-V) -0.09

Temperature 11407K

The red dot in the diagram below shows where 17 Eridani is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 17 Eridani. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

17 Eridani is distant 380.40 light years from the Sun and it is moving far from the Sun at the speed of 15 kilometers per second.

Distance (parsec) 116.69

Distance (light year) 380.40

Radial Speed 15 km/s

Proper Motion RA 0.014 arcsec/y

Proper Motion Dec 0.007"/y

Alternative Designations

Flamsteed designation 17 Eridani

Henry Draper Catalogue HD21790

SAO Catalogue SAO130528

Hipparcos Catalogue HIP16341

Durchmusterung Catalogue BD-05 674

FK5 Catalogue 1097

Visibility from Your Location

Today's 17 Eridani rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 95.0° RISE 4:55

Max altitude: 33.5° TRANSIT 10:28

Azimuth: 265.0° SET 16:01

Set Location

Other stars in Eridanus