Sextans - The Sextant

Learn about the constellation Sextans - The Sextant, location, facts, mythology, meteor showers and deep space objects.

By Tim Trott • January 5, 2012

Sextans is a minor equatorial constellation which was introduced in the 17th century by Johannes Hevelius.

Location: Southern Constellation 10h RA 0° Dec

There are a few galaxies in Sextans. The most notable is NGC 3115 (called the Spindle Galaxy), a 9.1m spiral galaxy seen edge-on. It is located about 20 million light years away. There are a few other galaxies, including NGC 3156, NGC 3165, NGC 3166, and NGC 3169, a group of four galaxies 60 million light years away. NGC 3166 and NGC 3169 are the brightest of the quartet, at tenth magnitude.

Sextans Mythology

Being a modern constellation, Sextans has no mythology associated with it. It was designed to represent a sextant, an instrument that Hevelius made frequent use of in his observations.

Sextans Deep Space Objects

In this table, the observation month represents the month in which the object reaches its highest point in the sky. It can also be viewed a few months before and after depending on your location. Direction is the compass direction in which the object is located, with Z meaning Zenith or overhead.

# Image Common Name ConstellationMonthCoords Direction Mag Size (arcmin) Type Star
Chart
C53
NGC 3115
Spindle GalaxySextansFeb10h 05.2m RA
-07° 43m Dec
S9.207.2x2.5Elliptical Galaxy🔍︎

More Constellations

Northern Circumpolar
Camelopardalis Cassiopeia Cepheus Draco Lacerta Ursa Major
Ursa Minor
Northern Spring
Antlia Boötes Cancer Coma Berenices Crater Hydra
Leo Leo Minor Virgo
Northern Summer
Aquila Corona Borealis Cygnus Delphinus Equuleus Hercules
Libra Lyra Ophiuchus Sagitta Scutum Serpens
Vulpecula
Northern Autumn
Andromeda Aquarius Aries Capricornus Pegasus Pisces
Triangulum
Northern Winter
Auriga Canes Venatici Canis Major Canis Minor Cetus Eridanus
Gemini Lepus Lynx Monoceros Orion Perseus
Taurus
Southern Constellations
Apus Ara Caelum Carina Centaurus Chamaeleon
Circinus Columba Corona Australis Corvus Crux Dorado
Fornax Grus Horologium Hydrus Indus Lupus
Mensa Microscopium Musca Norma Octans Pavo
Phoenix Pictor Piscis Austrinus Puppis Pyxis Reticulum
Sagittarius Scorpius Sculptor Sextans Telescopium Triangulum Australe
Tucana Vela Volans

About the Author

Tim Trott is an avid stargazer and astrophotographer whose passion for the cosmos fuels a lifelong journey of exploration and wonder. Through Perfect Astronomy, he shares the beauty of the night sky and the art of capturing it, blending science and creativity to inspire curious minds and aspiring astrophotographers alike. Join him as he turns every starry night into a story waiting to be told.

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