Pleione - 28 Tauri

Pleione, also designated as 28 Tauri , is a variable main-sequence star in the constellation of Taurus.

Pleione visual magnitude is 5.09. Because of its reltive faintness, Pleione should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about Pleione:

Color of Pleione ⬤

Magnitude of Pleione 5.09

Class Main-sequence

VISIBILITY RIGHT NOW Pleione - 28 Tauri is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 46°.

Celestial coordinates and finder chart of Pleione

Pleione is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of Pleione are provided in the following table:

Right Ascension J2000 03h 49m 11s

Declination J2000 +24° 08’ 12”

Galactic Longitude 166.96°

Galactic Latitude -23.17°

Constellation Taurus

The simplified sky map below shows the position of Pleione in the sky:

Simplified finder chart for Pleione - 28 Tauri.

Visibility of Pleione from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's Pleione - 28 Tauri rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 65.9° RISE 3:48

Max altitude: 62.7° TRANSIT 12:02

Azimuth: 294.1° SET 20:16

RIGHT NOW Pleione - 28 Tauri is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of Pleione

The image below is a photograph of Pleione from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of Pleione is 0.013 arcsec per year in Right Ascension and -0.05 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of Pleione. The red arrow shows the motion of Pleione during the next 10000 years (2.17 arcmin in Right Ascension and -8.33 arcmin in declination);

Distance of Pleione from the Sun and relative movement

Pleione is distant 387.17 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.

Distance (parsec) 118.76 pc

Distance (light year) 387.17 ly

Heliocentric radial velocity 4 km/s

Proper Motion RA 0.013 arcsec/year

Proper Motion Dec -0.05 arcsec/year

Spectral properties of Pleione

Pleione belongs to spectral class B8 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude -0.28

Spectral Type B8V

Color Index (B-V) -0.08

Temperature of Pleione 11247K

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

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

Alternative designations of Pleione

Proper Name Pleione

Flamsteed designation 28 Tauri

Henry Draper Catalogue HD23862

SAO Catalogue SAO76229

Hipparcos Catalogue HIP17851

Durchmusterung Catalogue BD+23 558

General Catalogue of Variable Stars BU Tau

In Evidence

Other stars in Taurus