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- Iota_Centauri abstract "Iota Centauri (ι Cen, ι Centauri) is a star in the southern constellation of Centaurus. It carries the rarely applied traditional name Alhakim ("The Wise One"), dervived from the Arabic title Kentaurus al-Hakeem (قنطورس الحكيم), meaning "The Wise Centaur". Based upon parallax measurements, it lies at a distance of approximately 58.6 light-years (18.0 parsecs) from Earth. Iota Centauri has an apparent visual magnitude of +2.73, making it easily visible to the naked eye.In Chinese, 柱 (Zhǔ), meaning Pillars, refers to an asterism consisting of ι Centauri, υ2 Centauri, υ1 Centauri, a Centauri, ψ Centauri, 4 Centauri, 3 Centauri and 1 Centauri. Consequently, ι Centauri itself is known as 柱十一 (Zhǔ shíyī, English: the Eleventh Star of Pillars.)The spectrum of ι Centauri matches a stellar classification of A2 V. It is an A-type main sequence star that is generating energy by the nuclear fusion of hydrogen in its core region. This energy is being radiated from the outer envelope of the star at an effective temperature of 8,600 K, giving the star a white hue. It has about 2.5 times the Sun's mass and is roughly 350 million years old. The abundance of elements other than hydrogen and helium, what astronomers term the metallicity, is only 35% of the abundance in the Sun. A weak magnetic field has been tentatively identified with a strength of −77 ± 30 G.This star has an excess emission of infrared indicating it is surrounded by a circumstellar disk of dust, known as a debris disk. The disk is located within an orbital radius of six Astronomical Units from the star. The dust is unusually luminous for a star this age, suggesting that some process may have recently increased the amount of debris, such as collisions between planetesimals. Alternatively, the planetesimals in this system may have unusual physical properties. As of 2011, a search for planets in this system has thus far been unsuccessful.Iota Centauri appears to belong to the stellar stellar kinematic group known as IC 2391. This is a group of around 16 co-moving stars that most likely originated in the same molecular cloud at least 45 million years ago.".
- Iota_Centauri thumbnail Centaurus_IAU.svg?width=300.
- Iota_Centauri wikiPageID "5109267".
- Iota_Centauri wikiPageRevisionID "591815972".
- Iota_Centauri ageGyr "0.35".
- Iota_Centauri appmagV "+2.73".
- Iota_Centauri bV "+0.03".
- Iota_Centauri class "A2 V".
- Iota_Centauri constell Centaurus.
- Iota_Centauri epoch Epoch_(astronomy).
- Iota_Centauri gravity "4.11".
- Iota_Centauri hasPhotoCollection Iota_Centauri.
- Iota_Centauri luminosity "26".
- Iota_Centauri mass "2.5".
- Iota_Centauri metalFe "–0.46".
- Iota_Centauri pError "0.74".
- Iota_Centauri parallax "55.64".
- Iota_Centauri propMoDec "−86.14".
- Iota_Centauri propMoRa "−341.11".
- Iota_Centauri radialV "+0.1".
- Iota_Centauri rotationalVelocity "90.3".
- Iota_Centauri temperature "8600".
- Iota_Centauri uB "+0.01".
- Iota_Centauri subject Category:A-type_main-sequence_stars.
- Iota_Centauri subject Category:Bayer_objects.
- Iota_Centauri subject Category:Centaurus_(constellation).
- Iota_Centauri type A-typeMainSequenceStars.
- Iota_Centauri type BayerObjects.
- Iota_Centauri type CelestialBody109239740.
- Iota_Centauri type NaturalObject100019128.
- Iota_Centauri type Object100002684.
- Iota_Centauri type PhysicalEntity100001930.
- Iota_Centauri type Star109444100.
- Iota_Centauri type Whole100003553.
- Iota_Centauri type CelestialBody.
- Iota_Centauri type Star.
- Iota_Centauri type PhysicalBody.
- Iota_Centauri comment "Iota Centauri (ι Cen, ι Centauri) is a star in the southern constellation of Centaurus. It carries the rarely applied traditional name Alhakim ("The Wise One"), dervived from the Arabic title Kentaurus al-Hakeem (قنطورس الحكيم), meaning "The Wise Centaur". Based upon parallax measurements, it lies at a distance of approximately 58.6 light-years (18.0 parsecs) from Earth.".
- Iota_Centauri label "Iota Centauri".
- Iota_Centauri label "Iota Centauri".
- Iota_Centauri label "Iota Centauri".
- Iota_Centauri label "Iota Centauri".
- Iota_Centauri label "Iota Centauri".
- Iota_Centauri label "Jota Centauri".
- Iota_Centauri label "柱十一 (角宿)".
- Iota_Centauri sameAs Iota_Centauri.
- Iota_Centauri sameAs Iota_Centauri.
- Iota_Centauri sameAs Iota_Centauri.
- Iota_Centauri sameAs Iota_Centauri.
- Iota_Centauri sameAs Iota_Centauri.
- Iota_Centauri sameAs Jota_Centauri.
- Iota_Centauri sameAs Iota_Centauri.
- Iota_Centauri sameAs m.0d31mx.
- Iota_Centauri sameAs Q2358244.
- Iota_Centauri sameAs Q2358244.
- Iota_Centauri sameAs Iota_Centauri.
- Iota_Centauri wasDerivedFrom Iota_Centauri?oldid=591815972.
- Iota_Centauri depiction Centaurus_IAU.svg.
- Iota_Centauri isPrimaryTopicOf Iota_Centauri.
- Iota_Centauri name "ι Centauri".