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Constellation · Equ

Equuleus

The Little Horse

The second-smallest constellation, a tiny, faint group next to Pegasus and Delphinus.

Equatorial skyGenitive: Equulei
Find Equuleus in the sky map
Star chart of Equuleus: its brightest stars joined by the traditional constellation figure inside the IAU boundary, north up and east to the left
Chart drawn from the Hipparcos catalogue (stars to magnitude 6). North is up, east is left. The dashed line is the official IAU boundary.
Brightest star
Kitalpha (Alpha Equulei)

Magnitude 3.92

Best seen
September

Highest in the sky at 9 pm local time (autumn in the northern hemisphere)

Whole constellation visible from
77°S to 90°N

Latitudes where every part of it rises above the horizon at some time of year

Approximate area
70 sq. degrees

The whole sky covers about 41,253 square degrees

Origin
One of Ptolemy's 48 ancient constellations (2nd century)
Catalogue stars
11

Stars brighter than about magnitude 6, the naked-eye limit under dark skies

Named stars in Equuleus

Brightest first. A lower magnitude means a brighter star.

  • Kitalpha (Alpha Equulei)mag 3.92

Can you see Equuleus from where you live?

This depends only on your latitude. Pick the row nearest to you; for your exact sky tonight, use the sky map.

LatitudeEquuleus
60°NThe whole constellation rises and sets
40°NThe whole constellation rises and sets
20°NThe whole constellation rises and sets
the equatorThe whole constellation rises and sets
20°SThe whole constellation rises and sets
40°SThe whole constellation rises and sets
60°SThe whole constellation rises and sets

Questions about Equuleus

When is Equuleus best seen?

Equuleus stands highest in the sky at 9 pm local time in September. That makes autumn evenings the best time for observers in the northern hemisphere; in the southern hemisphere the season is reversed.

What is the brightest star in Equuleus?

The brightest star in Equuleus is Kitalpha (Alpha Equulei), magnitude 3.92.

Where on Earth can you see Equuleus?

The whole of Equuleus can be seen from latitudes between about 77°S and 90°N. From 40°N: The whole constellation rises and sets. From 35°S: The whole constellation rises and sets.

What does Equuleus mean?

Equuleus is Latin for "the Little Horse". One of Ptolemy's 48 ancient constellations (2nd century).