Blue-white star · Taurus

Pleione

Also known as: 28 Tauri (28 Tau), HIP 17851

mag 5.1380 light-years

About

Pleione (28 Tauri) is a blue-white star of magnitude 5.1 in Taurus, about 380 light-years away.

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How to find it

  • Pleione is in the constellation Taurus.
  • Best evenings: around early January it is highest at about 9 pm (10 pm in summer time); a month earlier, two hours later.
  • Where on Earth: it is seen well, at least 10° up, from north of 56° S.

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When it rises and sets tonight, how high it climbs and how much the Moon gets in the way are worked out in your browser for your place.

What you will see

  • EyesNeeds a dark sky away from city lights.
  • Binoculars (10×50)A sharp point; binoculars bring out its colour and the fainter stars around it.
  • Telescope (6–8 inch)Still a point of light at any magnification — stars are too far away to show a disc. Low in the sky, bright stars twinkle and flash colours.

Stars look the same in any instrument: brighter and sharper, but never bigger.

Facts

Proper namePleione
Designation28 Tauri (28 Tau)
Hipparcos numberHIP 17851
TypeBlue-white star
Spectral typeB7p
ColourWhiteB−V colour index −0.08
Magnitude5.1The smaller the number, the brighter.
Distance380 light-yearsThe light you see left it around 1640.
Proper motion0.050″ per year across the sky
ConstellationTaurus
Right ascension (J2000)03h 49m 11.2s
Declination (J2000)+24° 08′ 12″

More in Taurus

Sources and credits

Star data: HYG Database by David Nash, CC BY-SA 4.0. All data sources →