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Iota Carinae information


ι Carinae
Location of ι Carinae (circled in red)
Observation data
Epoch J2000      Equinox J2000
Constellation Carina
Right ascension 09h 17m 05.40686s[1]
Declination −59° 16′ 30.8353″[1]
Apparent magnitude (V) 2.21[2]
Characteristics
Spectral type A9 Ib[3]
U−B color index +0.16[4]
B−V color index +0.18[4]
Variable type Suspected[5]
Astrometry
Radial velocity (Rv)13.3[2] km/s
Proper motion (μ) RA: −19.03[1] mas/yr
Dec.: +13.11[1] mas/yr
Parallax (π)4.71 ± 0.46 mas[1]
Distance690 ± 70 ly
(210 ± 20 pc)
Absolute magnitude (MV)−5.1[6]
Details
Mass7.4[7] M
Radius43[8] R
Luminosity4,900[7] L
Surface gravity (log g)2.40[7] cgs
Temperature7,500[7] K
Metallicity [Fe/H]−0.14[7] dex
Rotational velocity (v sin i)10.0[7] km/s
Age37.4 ± 5.1[9] Myr
Other designations
iota Car, HR 3699, HD 80404, SAO 236808, FK5 351, CD−58°2529, CPD−58°1465, NSV 04444, HIP 45556.[10]
Database references
SIMBADdata

Iota Carinae (ι Carinae, abbreviated Iota Car, ι Car), officially named Aspidiske /ˌæspɪˈdɪsk/,[11] is a star in the southern constellation of Carina. With an apparent visual magnitude of 2.2,[2] it is one of the brighter stars in the night sky.

  1. ^ a b c d e Cite error: The named reference aaa474_2_653 was invoked but never defined (see the help page).
  2. ^ a b c Cite error: The named reference scfs was invoked but never defined (see the help page).
  3. ^ Cite error: The named reference houk1978 was invoked but never defined (see the help page).
  4. ^ a b Cite error: The named reference clpl4 was invoked but never defined (see the help page).
  5. ^ Cite error: The named reference al32_9_604 was invoked but never defined (see the help page).
  6. ^ Cite error: The named reference uves was invoked but never defined (see the help page).
  7. ^ a b c d e f Cite error: The named reference aaa449_2_655 was invoked but never defined (see the help page).
  8. ^ Cite error: The named reference kaler was invoked but never defined (see the help page).
  9. ^ Cite error: The named reference mnras410_1_190 was invoked but never defined (see the help page).
  10. ^ Cite error: The named reference SIMBAD was invoked but never defined (see the help page).
  11. ^ "IAU Catalog of Star Names". Retrieved 28 July 2016.

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constellation i Car or HD 79447, a star in the Carina constellation ι Car or Iota Carinae (HD 80404), a star in the Carina constellation Indian Council of Agricultural...

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asterism known as the False Cross along with Delta Velorum, Iota Carinae and Epsilon Carinae, so called because it is sometimes mistaken for the Southern...

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southern constellation of Carina, just over a degree to the NNW of the star Iota Carinae. It was discovered by John Herschel on April 1, 1834. Herschel initially...

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is an asterism formed of Delta and Kappa Velorum along with Iota Carinae and Epsilon Carinae. It is so called because it is sometimes mistaken for the Southern...

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the Arabic تُرَيْس turays "shield" (diminutive), which was shared by Iota Carinae. In 2016, the International Astronomical Union organized a Working Group...

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