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Tabby's Star

Also known as KIC 8462852

Tabby's Star is a star in the constellation Cygnus, about 1,470 light-years from Earth.

Star with mysterious dips in brightness

Tabby's Star: a sky-survey photograph of its field
Sky survey view (DSS2 colour, or a backup survey)

Facts

TypeStar (spectral type F3V)
ConstellationCygnus
Position (J2000)20h 06m 15s, +44° 27′
Distance1,470 light-years (its light set off about 1,470 years ago)
Brightnessmagnitude 12.01 (smaller is brighter; the faintest stars the eye sees are about 6)
Studied in161 scientific papers (SIMBAD)

When and how to see it

Tabby's Star is highest in the sky at midnight in July. From India (about 20° N) it climbs to about 66° above the horizon; from 50° N, to about 84°. To see it you need a large telescope or long-exposure photos.

Heights are worked out for India and for 50° N. Set your location in Settings to see them for where you are.

For tonight's best time from your own town, the darkness and the Moon, open it on the map and see its "Tonight from your location" card.

More in Cygnus

Everything in Cygnus · All 88 constellations · All sky objects

Data: SIMBAD (CDS, Strasbourg; the site's weekly copy) · Data sources & credits