Aspidisk

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Star
aspidisk
AladinLite
Observation
dates equinox :  J2000.0 , epoch : J2000.0
Constellation Keel of the ship
Right ascension 09 h 17 m 5.4 s
declination −59 ° 16 ′ 31 ″
Apparent brightness 2.26 (2.23 to 2.28) mag
Typing
B − V color index (0.18) 
U − B color index (0.16) 
R − I index (0.20) 
Spectral class F0 Iab
Astrometry
Radial velocity (12.0 ± 0.3) km / s
distance 800  ly
Physical Properties
radius 43  R ☉
Luminosity

4900  L ☉

Effective temperature 7400  K
Age 40 mill.  A
Other names
and catalog entries
Bayer name ι Carinae
Cordoba Survey CD-58 2529
Bright Star Catalog HR 3699 [1]
Henry Draper Catalog HD 80404 [2]
Hipparcos catalog HIP 45556 [3]
SAO catalog SAO 236808 [4]
Tycho catalog TYC 8595-3312-1 [5]
2MASS catalog 2MASS J09170540-5916308 [6]
Other names FK5 351

Aspidiske , Bayer name Iota Carinae (ι Carinae) is the fourth brightest star in the constellation Kiel of the ship .

Aspidiske belongs to the spectral class F0 (Morgan-Keenan A81b) and has an apparent brightness of +2.26 m , making it one of the 100 brightest stars in the night sky. It is about 800 light years away and has a luminosity 5000 times that of our sun .

The IAU Working Group on Star Names (WGSN) defined the proper name Aspidiske on July 20, 2016 as the standardized proper name for this star.

See also

Web links

Individual evidence

  1. ↑ a b c d e f iot Car. In: SIMBAD . Center de Données astronomiques de Strasbourg , accessed September 29, 2018 .
  2. ↑ a b NSV 4444. In: VSX. AAVSO, accessed September 29, 2018 .
  3. ↑ a b c d Aspidisk. Jim Kaler, accessed September 29, 2018 .
  4. ↑ Bulletin of the IAU Working Group on Star Names, No. 1, July 2016. (PDF) Retrieved November 9, 2016 (English, 184 KiB).