Caelum

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Caelum
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Abbreviation	Cae
Genitive	Caeli
Symbology	the chisel
Right ascension	5 h
Declination	−40°
Area	125 sq. deg. Ranked 81st
Number of main stars	{{{numbermainstars}}}
Number of stars (Bayer-Flamsteed)	8
Number of stars with planets (BF, variable, other stars)	{{{numberstarsplanets}}}
Number of bright stars (magnitude < 3)	0
Number of nearby stars (Distance < 100 ly)	2
Brightest star	α Cae (App. magnitude 4.45)
Nearest Star	α Cae (Distance: 65.7 ly)
Meteor showers	None
Bordering constellations	Columba Lepus Eridanus Horologium Dorado Pictor
Visible at latitudes between +40° and −90° Best visible at 21:00 (9 p.m.) during the month of January

Caelum (IPA: /ˈsiːləm/, Latin: chisel, and similar to Latin: of the sky) is a minor southern constellation introduced by Nicolas Louis de Lacaille.

Contents 1 History 2 Notable and named stars 3 See also 4 External links

[edit] History

Since this is a southern constellation, invented in the 17th century, there is no pre 17th-century mythology associated with it.

[edit] Notable and named stars

BD	Names and other designations	Mag.	Ly away	Comments
α	Alpha Caeli	4.45	65.7
γ¹	Gamma¹ Caeli	4.55	185
β	Beta Caeli	5.05	90.2
δ	Delta Caeli	5.07	711
ν	Nu Caeli	6.06	171
λ	Lambda Caeli	6.24	652
γ²	Gamma² Caeli, X Caeli	6.34	334	Delta Scuti variable
ζ	Zeta Caeli	6.35	514

Source: The Bright Star Catalogue, 5th Revised Ed., The Hipparcos Catalogue, ESA SP-1200

[edit] See also

The 14 Constellations introduced by Lacaille in 1763

Antlia | Caelum | Circinus | Fornax | Horologium | Mensa | Microscopium | Norma | Octans | Pictor | Pyxis | Reticulum | Sculptor | Telescopium

The 88 modern Constellations

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

[edit] External links

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