Aspidiske - ι Carinae (iota Carinae)

Aspidiske, also designated as ι Carinae (iota Carinae), is a variable supergiant star in the constellation of Carina.

Aspidiske visual magnitude is 2.25, making it the 70th brightest star in the sky. Thanks to its high brightness, Aspidiske is clearly visible when observed from locations with dark skyes, and should be also quite easily visible from light polluted areas.

The table below summarizes the key facts about Aspidiske:

Color of Aspidiske ⬤

Magnitude of Aspidiske 2.25

Class Supergiant

VISIBILITY RIGHT NOW Aspidiske - ι Carinae (iota Carinae) is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of Aspidiske

Aspidiske is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of Aspidiske are provided in the following table:

Right Ascension J2000 09h 17m 05s

Declination J2000 -59° 16’ 31”

Galactic Longitude 278.46°

Galactic Latitude -7.01°

Constellation Carina

The simplified sky map below shows the position of Aspidiske in the sky:

Finder chart Aspidiske - ι Carinae (iota Carinae) star

Simplified finder chart for Aspidiske - ι Carinae (iota Carinae).

Visibility of Aspidiske from your location

Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Aspidiske - ι Carinae (iota Carinae) is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of Aspidiske

The image below is a photograph of Aspidiske from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of Aspidiske is -0.02 arcsec per year in Right Ascension and 0.008 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of Aspidiske - ι Carinae (iota Carinae) star

DSS2 image of Aspidiske. The red arrow shows the motion of Aspidiske during the next 10000 years (-3.33 arcmin in Right Ascension and 1.33 arcmin in declination);

Distance of Aspidiske from the Sun and relative movement

Aspidiske is distant 692.14 light years from the Sun and it is moving far from the Sun at the speed of 13 kilometers per second.

Distance (parsec) 212.31 pc

Distance (light year) 692.14 ly

Heliocentric radial velocity 13 km/s

Proper Motion RA -0.02 arcsec/year

Proper Motion Dec 0.008 arcsec/year

Spectral properties of Aspidiske

Aspidiske belongs to spectral class A8 and has a luminosity class of I corresponding to a supergiant star.

Absolute magnitude -4.38

Spectral Type A8I

Color Index (B-V) 0.18

Temperature of Aspidiske 8321K

The red dot in the diagram below shows where Aspidiske is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of Aspidiske. Attribution: Richard Powell / CC BY-SA

Alternative designations of Aspidiske

Proper Name Aspidiske

Bayer designation ι Carinae
(iota Carinae)

Henry Draper Catalogue HD80404

SAO Catalogue SAO236808

Hipparcos Catalogue HIP45556

Durchmusterung Catalogue CP-58 1465

FK5 Catalogue 351

General Catalogue of Variable Stars 4444

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