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Encyclopedia > Horologium
Horologium

click for larger image Image File history File links This is a celestial map of the constellation Horologium, the Pendulum Clock. ...

Abbreviation Hor
Genitive Horologii
Symbology the Grandfather Clock
Right ascension  ?????? h
Declination −60°
Area 249 sq. deg.
Ranked 58th
Number of stars
(magnitude < 3)
0
Brightest star α Horologii
(App. magnitude 3.85)
Meteor showers
  • ??????
  • ??????
Bordering
constellations
Visible at latitudes between +??????° and −??????°
Best visible at 21:00 (9 p.m.) during the month of December

Horologium (Latin for clock) is one of the lesser southern constellations (declination around -60 degrees). The genitive case is a grammatical case that indicates a relationship, primarily one of possession, between the noun in the genitive case and another noun. ... A pendulum clock uses a pendulum as its time base. ... Right ascension (RA; symbol α: Greek letter alpha) is the astronomical term for one of the two coordinates of a point on the celestial sphere when using the equatorial coordinate system. ... In astronomy, declination (dec) is one of the two coordinates of the equatorial coordinate system, the other being either right ascension or hour angle. ... Here is a list of the 88 modern constellations by their area in the sky, measured in square degrees. ... The apparent magnitude (m) of a star, planet or other heavenly body is a measure of its apparent brightness; that is, the amount of light received from the object. ... The apparent magnitude (m) of a star, planet or other heavenly body is a measure of its apparent brightness; that is, the amount of light received from the object. ... Leonid Meteor Shower From earliest times, humankind has noticed flurries of meteors that seemed to emanate from particular points in the sky at particular times of the year. ... Eridanus is the sixth largest of the 88 modern constellations. ... Hydrus (Latin for Hydra, also referred to as male Hydra or little Hydra) is a minor southern constellation. ... Reticulum (Latin for reticle), is one of the minor southern (declination -60 degrees) constellations. ... Other uses: dorado is used in the fisheries of some Latin American countries to denote the edible fish mahi-mahi (Coryphaena hippurus Dorado is also the name of mythical Latin American warriors. ... Caelum (Latin for chisel, and similar to Latin for of the Sky) is a minor southern constellation introduced by Nicolas Louis de Lacaille. ... December is the twelfth and last month of the year in the Gregorian Calendar and one of seven Gregorian months with the length of 31 days. ... Latin is an Indo-European language originally spoken in the region around Rome called Latium. ... This article needs to be cleaned up to conform to a higher standard of quality. ... Orion is a remarkable constellation, visible from most places on the globe (but not always the whole year long). ... In astronomy, declination (dec) is one of the two coordinates of the equatorial coordinate system, the other being either right ascension or hour angle. ...


Originally named Horologium Oscillitorium by Abbé Nicolas Louis de Lacaille, the constellation name has since been shortened to be less cumbersome. Horologium Oscillitorium was to honour the inventor of the pendulum clock, Christian Huygens. Abbé Nicolas-Louis de Lacaille (March 15, 1713–March 21, 1762) was a French astronomer. ... A pendulum clock uses a pendulum as its time base. ... Christiaan Huygens Christiaan Huygens (approximate pronunciation: HOW-khens; SAMPA /h9yGEns/ or /h@YG@ns/) (April 14, 1629–July 8, 1695), was a Dutch mathematician and physicist; born in The Hague as the son of Constantijn Huygens. ...

Contents


Mythology

Since it was invented in the 17th century, and not visible in the Mediterranean there is no earlier mythology associated with it.


Stars

Stars with Bayer designations
  • α Hor 3.85
  • β Hor 4.98
  • γ Hor 5.73
  • δ Hor 4.93
  • ζ Hor 5.21
  • η Hor 5.30
  • ι Hor 5.40 – has a planet
  • λ Hor 5.36
  • μ Hor 5.12
  • ν Hor 5.25
Other notable stars

Many of the brighter stars are given names which are known as Bayer designations. ... Iota Horologii (ι Hor / ι Horologii) is a Sun-like star about 50 light years away in the constellation Horologium. ... GJ 1061 (Gliese-Jahreiss 1061) is a star approximately 12. ...

Planets



Iota Horologii (ι Hor / ι Horologii) is a Sun-like star about 50 light years away in the constellation Horologium. ...

Constellations introduced by Lacaille in 1763 Orion is a remarkable constellation, visible from most places on the globe (but not always the whole year long). ... Abbé Nicolas-Louis de Lacaille (March 15, 1713–March 21, 1762) was a French astronomer. ... 1763 was a common year starting on Saturday (see link for calendar). ...

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


The constellation Antlia (Latin for pump) is a relatively new constellation as it was only created in the 18th century, being too faint to be acknowledged by the ancient Greeks. ... Caelum (Latin for chisel, and similar to Latin for of the Sky) is a minor southern constellation introduced by Nicolas Louis de Lacaille. ... Circinus, Latin for Compass, is one of the small southern (declination −50 to −60 degrees) constellations. ... Fornax (Latin for furnace) is a southern constellation which was first introduced by Nicolas Louis de Lacaille under the name Fornax Chemica (Latin for chemical furnace). ... Mensa (Latin for Table) is a southern constellation which was first introduced by Nicolas Louis de Lacaille under the name Mons Mensae (Latin for table mountain). ... Categories: Astronomy stubs | Modern constellations | Constellations ... Norma (Latin for Normal, i. ... Octans (Latin for octant) is an inconspicuous constellation introduced by Nicolas Louis de Lacaille. ... Pictor, being Latin for easel, is one of the minor southern (declination -50 to -60) constellations. ... Categories: Astronomy stubs | Modern constellations | Constellations | Pyxis constellation | Argo Navis constellation ... Reticulum (Latin for reticle), is one of the minor southern (declination -60 degrees) constellations. ... Categories: Astronomy stubs | Modern constellations | Constellations | Sculptor constellation ... Telescopium (Latin for Telescope) is a minor southern constellation identified and named by Nicolas Louis de Lacaille, the 18th century French astronomer, a student of the southern skies. ...

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

Orion is a remarkable constellation, visible from most places on the globe (but not always the whole year long). ... Andromeda is a constellation named for the princess Andromeda (which is Greek for Ruler over men), a character in greek mythology. ... The constellation Antlia (Latin for pump) is a relatively new constellation as it was only created in the 18th century, being too faint to be acknowledged by the ancient Greeks. ... Apus (Latin for bird of paradise) is a faint southern constellation, not visible to the ancient Greeks. ... Aquarius ( , Latin for the Water-bearer or Cup-bearer) is the eleventh sign of the zodiac, situated between Capricornus and Pisces. ... Aquila (Latin for Eagle), is one of the 48 constellations listed by Ptolemy and is now also part of the list of 88 constellations acknowledged by the IAU. It lies roughly at the celestial equator. ... Ara (Latin for Altar) is a faint southerly constellation between the constellations Centaurus and Lupus. ... Aries ( , Latin for Ram) is one of the constellations of the zodiac. ... Auriga (Latin for chariot) is a northern constellation. ... Boötes, a name deriving from Egypt, is one of the 88 modern constellations and was also one of the 48 constellations listed by Ptolemy. ... Caelum (Latin for chisel, and similar to Latin for of the Sky) is a minor southern constellation introduced by Nicolas Louis de Lacaille. ... Camelopardalis, Latin for giraffe, is the name of a large but faint northern constellation first recorded by Jakob Bartsch in 1624, but probably created earlier by Petrus Plancius. ... In astronomy and astrology, Cancer ( ), Latin for crab, is one of the twelve constellations of the zodiac. ... Canes Venatici (Latin for hunting dogs) is a small northern constellation that was introduced by Johannes Hevelius in the 17th century. ... Canis Major (Latin for big dog) is one of the 88 modern constellations, and was also in Ptolemys list of 48 constellations. ... Canis Minor (Latin for little dog) is one of the 88 modern constellations, and was also in Ptolemys list of 48 constellations. ... Capricornus ( or ), a name meaning Horned Goat or That which has horns like a goats in Latin, is one of the constellations of the zodiac. ... Carina (Latin for keel) is a southern constellation which forms part of the old constellation of Argo Navis. ... Cassiopeia is a northern constellation which Greek mythology considered to represent a vain queen. ... Centaurus (Latin for centaur) was one of the 48 constellations listed by Ptolemy, and counts also among the 88 modern constellations. ... Cepheus is a northern constellation named after King Cepheus in Greek mythology, and is considered to represent a king. ... Cetus (a name from Greek mythology, referring to a Whale or Sea monster, see Ceto) is a constellation of the southern sky, in the region known as the Water, near other watery constellations like Aquarius, Pisces, and Eridanus. ... For other uses of the word, see chameleon (disambiguation) Chamaeleon (Latin for chameleon) is a minor southern constellation. ... Circinus, Latin for Compass, is one of the small southern (declination −50 to −60 degrees) constellations. ... Columba, Latin for dove, is a small constellation just south to Canis Major and Lepus, it was cut out of the constellation Canis Major by Augustin Royer, in 1679. ... Coma Berenices (Latin for Berenices Hair) is a traditional asterism that has since become a constellation. ... Corona Australis or Corona Austrina (Latin for Southern Crown) was one of Ptolemys 48 constellations, and also counts among the 88 modern constellations. ... Corona Borealis (Latin for northern crown) is a small northern constellation whose main stars form a semicircular arc. ... Corvus (Latin for Raven/Crow) is a small southern constellation with only 11 stars visible to the naked eye (brighter than magnitude 5. ... Crater (Latin for cup) is one of the 88 modern constellations and was also one of the 48 listed by Ptolemy. ... Crux, being Latin for cross, commonly known as the Southern Cross (in contrast to the Northern Cross), is the smallest of the 88 modern constellations, but nevertheless one of the most famous. ... For the software company, see Cygnus Solutions. ... Delphinus, being Latin for Dolphin, is a rather small (ranked 69th) northern constellation very close to the celestial equator. ... Other uses: dorado is used in the fisheries of some Latin American countries to denote the edible fish mahi-mahi (Coryphaena hippurus Dorado is also the name of mythical Latin American warriors. ... Draco (Latin for Dragon) is a far northern constellation that is circumpolar for many northern hemisphere observers. ... Equuleus (Latin for horse-let (i. ... Eridanus is the sixth largest of the 88 modern constellations. ... Fornax (Latin for furnace) is a southern constellation which was first introduced by Nicolas Louis de Lacaille under the name Fornax Chemica (Latin for chemical furnace). ... In mythology, the Gemini are Castor and Polydeuces. ... Grus (Latin for Crane) is a southern constellation. ... Hercules is the fifth largest of the 88 modern constellations. ... Hydra is the largest of the 88 modern constellations, and was also one of the 48 constellations listed by Ptolemy. ... Hydrus (Latin for Hydra, also referred to as male Hydra or little Hydra) is a minor southern constellation. ... Indus is a southern constellation that is supposed to represent an American Indian. ... Lacerta, being Latin for Lizard, is one of the 88 official constellations acknowledged by the International Astronomical Union. ... Leo ( , Latin for lion) is a constellation of the zodiac. ... Leo Minor (Latin for Small Lion) is a rather dim constellation that can - barely - be recognized as a triangle and lies between the easily discerned constellations Ursa Major and Leo. ... Lepus (Latin for Hare) is a constellation, lying just south of Orion, and possibly representing a hare being chased by him. ... Libra ( , and Latin for balance) is a constellation of the zodiac. ... For the autoimmune disorder see lupus erythematosus. ... Lynx is a constellation of the northern hemisphere, introduced in the 17th century by Johannes Hevelius. ... The constellation Lyra (Latin for Lyre) already formed part of Ptolemys list of 48 constellations and is also one of the 88 modern constellations approved by the IAU. Lyra is not very big but still easy to find because its principal star, Vega, is also a vertex of the... Mensa (Latin for Table) is a southern constellation which was first introduced by Nicolas Louis de Lacaille under the name Mons Mensae (Latin for table mountain). ... Categories: Astronomy stubs | Modern constellations | Constellations ... Monoceros (Latin for Unicorn) is a faint constellation on the winter night sky, surrounded by Orion to the west, Gemini to the north, Canis Major to the south and Hydra to the east. ... Musca (Latin for Fly) is one of the minor southern constellations. ... Norma (Latin for Normal, i. ... Octans (Latin for octant) is an inconspicuous constellation introduced by Nicolas Louis de Lacaille. ... Ophiuchus (known as the serpent holder) is one of the 88 constellations, and was also one of the 48 listed by Ptolemy. ... Orion, a constellation often referred to as The Hunter, is a prominent constellation, perhaps the best-known in the sky. ... PENIS, being Latin for your small cock, is a southern constellation. ... Pegasus is a northern constellation, named after the mythological Pegasus. ... Perseus is a northern constellation, named after the Greek hero who slew the monster Medusa. ... Categories: Astronomy stubs | Modern constellations | Constellations ... Pictor, being Latin for easel, is one of the minor southern (declination -50 to -60) constellations. ... Pisces ( , Latin for fish (plural)) is a zodiac constellation which lies between Aquarius to the west and Aries to the east. ... Piscis Austrinus or Piscis Australis (both of which are Latin for Southern Fish) was one of the 48 constellations listed by Ptolemy, and is also one of the 88 modern constellations. ... Puppis (Latin for poop deck) is a southern constellation. ... Categories: Astronomy stubs | Modern constellations | Constellations | Pyxis constellation | Argo Navis constellation ... Reticulum (Latin for reticle), is one of the minor southern (declination -60 degrees) constellations. ... Sagitta, being Latin for Arrow, is the third-smallest of all constellations (only Equuleus and Crux are smaller). ... Sagittarius ( , and Latin for Archer) is a constellation of the zodiac, commonly depicted as a centaur drawing a bow. ... Scorpius ( , and Latin for scorpion) is one of the constellations of the zodiac. ... Categories: Astronomy stubs | Modern constellations | Constellations | Sculptor constellation ... Scutum (Latin for shield) is a small constellation. ... Serpens (the snake) is one of the 88 modern constellations, and was also one of the 48 listed by Ptolemy. ... For the Ancient Roman coin denomination, see sextans (coin). ... Taurus ( , Latin for bull) is one of the constellations of the zodiac. ... Telescopium (Latin for Telescope) is a minor southern constellation identified and named by Nicolas Louis de Lacaille, the 18th century French astronomer, a student of the southern skies. ... Triangulum is a small northern constellation whose three brightest stars, of third and fourth magnitude, form an elongated triangle. ... Triangulum Australe is a small southern constellation whose three brightest stars, of second and third magnitude, form an approximately equilateral triangle. ... Tucana (Latin for Toucan) is a southern constellation. ... Ursa Major (Ursa Maior in Latin) is a constellation visible throughout the year in the northern hemisphere. ... Ursa Minor is a constellation in the northern sky, the name of which means Small Bear in Latin. ... Categories: Astronomy stubs | Modern constellations | Constellations | Vela constellation | Argo Navis constellation ... See VIRGO (physics) for a French-Italian project in physics. ... Categories: Astronomy stubs | Modern constellations | Constellations | Volans constellation ... Vulpecula, being Latin for Fox, is a faint northern constellation located in the middle of the Summer Triangle, an asterism consisting of the bright stars Deneb, Vega and Altair. ...

External links

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Horologium

  Results from FactBites:
 
Horologium - Wikipedia, the free encyclopedia (108 words)
Horologium (Latin for clock) is one of the lesser southern constellations (declination around -60 degrees).
Originally named Horologium Oscillitorium by Abbé Nicolas Louis de Lacaille, the constellation name has since been shortened to be less cumbersome.
Horologium Oscillitorium was to honour the inventor of the pendulum clock, Christian Huygens.
Horologium --  Britannica Student Encyclopedia (653 words)
Horologium was added as a constellation in the southern skies in about 1750 by Nicolas-Louis de Lacaille, a French astronomer who set up an observatory in Cape Town, South Africa, in the 1740s to complete the mapping of the uncharted…
Horologium was added as a constellation in the southern skies in about 1750 by Nicolas-Louis de Lacaille, a French astronomer who set up an observatory in Cape Town, South Africa, in the 1740s to complete the mapping of the...
Reticulum is bounded on the south by Hydrus, on the east by Dorado, and on the west by Horologium.
  More results at FactBites »

 
 

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