SkyMate
Constellation · best in September evenings

Capricornus

The Sea Goat · Genitive Capricorni · Cap
Above the horizon after darkHighest after dark 21:05 · south · 20°
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Where is Capricornus?

Times for LondonChange city

Look south, about 20° up at 21:05.

Rises
16:42
Highest
21:06
Sets
01:31
Best after dark
21:05 · 20°

How to find Capricornus

Nearby constellations include Microscopium, Piscis Austrinus and Aquarius.

Its center is at right ascension 21h 03m, declination −19°. Use the chart above: north is up and east is to the left, as when you face south from the Northern Hemisphere.

Brightest star: Deneb Algedi

Best time to see Capricornus

Capricornus is highest in the evening sky, around 10 pm, in September. A month or two either side it is still well placed, earlier or later in the night. All of it rises above the horizon from latitudes of about 56° N to 90° S.

From London tonight, Capricornus is above the horizon after dark. It’s highest after dark at 21:05, in the south at 20°.

This is position and timing only: clouds, haze and light pollution aren’t included.

Seeing Capricornus

Eyes

Its stars are fairly faint (the brightest, its alpha star, is mag 2.8). You’ll need a sky away from bright lights to trace the pattern.

Binoculars

Binoculars show many more stars than your eye, and bring out star clusters and brighter nebulae inside it.

Telescope

The constellation is far too large for a telescope’s view. Use one for the clusters, nebulae and galaxies inside it.

What you’re likely to see, not what a space telescope photographs. General guidance from catalog brightness and size, not a forecast for tonight.

About

Capricornus (genitive Capricorni, abbreviated Cap) is one of the 88 constellations recognized by the International Astronomical Union, which together cover the whole sky.

SkyMate’s web catalog includes 1 named star and 1 deep-sky object in Capricornus.

Brightest stars and objects in Capricornus

Questions

When is Capricornus visible?
Capricornus is highest in the evening sky, around 10 pm, in September. In the months either side it is still well placed, earlier or later in the night.
Can I see Capricornus from where I live?
All of Capricornus rises above the horizon from latitudes of about 56° N to 90° S. Outside that range, part or all of it stays below the horizon.