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Almach

Also known as γ And · HR 603

Almach is a star in the constellation Andromeda, about 390 light-years from Earth.

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

Facts

TypeStar (spectral type K2+IIb)
ConstellationAndromeda
Position (J2000)2h 03m 53s, +42° 19′
Distance390 light-years (its light set off about 390 years ago)
Brightnessmagnitude 2.1 (smaller is brighter; the faintest stars the eye sees are about 6)
Size on the sky0.2′ (the full Moon is about 31′)
Studied in353 scientific papers (SIMBAD)

When and how to see it

Almach is highest in the sky at midnight in October. From India (about 20° N) it climbs to about 68° above the horizon; from 50° N, to about 82°. 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 Andromeda

Everything in Andromeda · All 88 constellations · All sky objects

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