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Tiaki

Also known as β Gru · HR 8636

Tiaki is a long-period variable candidate in the constellation Grus, about 180 light-years from Earth.

Tiaki: a sky-survey photograph of its field
Sky survey view (DSS2 colour, or a backup survey)

Facts

TypeLong-period variable candidate (spectral type M4.5III)
ConstellationGrus
Position (J2000)22h 42m 40s, −46° 53′
Distance180 light-years (its light set off about 180 years ago)
Brightnessmagnitude 2.11 (smaller is brighter; the faintest stars the eye sees are about 6)
Studied in210 scientific papers (SIMBAD)

When and how to see it

Tiaki is highest in the sky at midnight in August. From India (about 20° N) it climbs to about 23° above the horizon; from 50° N it never rises. To see it you need the naked eye, even from a town.

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 Grus

Everything in Grus · All 88 constellations · All sky objects

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