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Sternschenker

Constellations

Equuleus constellation

Star chart of the constellation Equuleus with constellation lines
Star chart · Equuleus · HYG / d3-celestial

Equuleus, the Little Horse, is the second-smallest of the 88 constellations after Crux. Ptolemy already listed it, and it may go back to the Greek astronomer Hipparchus. Only the head of a young horse is depicted; there is no clear myth, though it is sometimes considered the brother or foal of Pegasus, beside which it stands in the sky. It lies between Pegasus and Delphinus and consists only of faint stars. The brightest, Kitalpha, reaches about fourth magnitude, and its Arabic name means roughly “part of the horse”. There are hardly any notable deep-sky objects for small instruments, though a few double stars reward telescope users. From Central Europe, Equuleus is visible in the south on late summer and autumn evenings, best under a dark sky.

The brightest stars in Equuleus

StarHIPMagnitudeDistanceLight set offName this star
Kitalphaα Equ1049873.92190 light yearsaround 1840Name this star: Kitalpha
δ Equ1048584.4760 light yearsaround 1966Name this star: δ Equ
γ Equ1045214.70118 light yearsaround 1910Name this star: γ Equ
β Equ1055705.16331 light yearsaround 1700Name this star: β Equ
HIP 1035711035715.24184 light yearsaround 1840Name this star: HIP 103571
ε Equ1035695.30176 light yearsaround 1850Name this star: ε Equ
3 Equ1040315.63769 light yearsaround 1260Name this star: 3 Equ
9 Equ1054135.81655 light yearsaround 1370Name this star: 9 Equ
4 Equ1041015.94160 light yearsaround 1870Name this star: 4 Equ
HIP 1052241052245.97943 light yearsaround 1080Name this star: HIP 105224
HIP 1036521036525.98247 light yearsaround 1780Name this star: HIP 103652
6 Equ1045386.07443 light yearsaround 1580Name this star: 6 Equ
HIP 1043571043576.141,165 light yearsaround AD 860Name this star: HIP 104357
HIP 1056951056956.33371 light yearsaround 1660Name this star: HIP 105695
HIP 1040411040416.41493 light yearsaround 1530Name this star: HIP 104041

Distances from the Hipparcos catalogue. For very distant stars they are uncertain – the year the light set off is therefore only a rough guide.

Frequently asked questions

When can you see the Equuleus constellation?

The best time to see Equuleus is in the evening in September, when the constellation reaches its highest point in the south around 10 pm.

What is the brightest star in Equuleus?

The brightest star in Equuleus is Kitalpha (α Equ) with an apparent magnitude of 3.92, about 190 light years away.

Can I name a star in Equuleus?

Yes – for free at Sternschenker. Our catalogue contains 17 naked-eye stars in Equuleus. Pick one, give it a name and download your certificate as a PDF. The name is symbolic and not recognised by the IAU.

Which star will it be?

The sky is waiting. Naming your star takes about two minutes.

Name a star in Equuleus