Situla - κ Aquarii (kappa Aquarii)

Situla, also designated as κ Aquarii (kappa Aquarii), is a double giant star in the constellation of Aquarius.

Situla visual magnitude is 5.03. Because of its reltive faintness, Situla should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about Situla:

Color of Situla ⬤

Magnitude of Situla 5.03

Class Giant

VISIBILITY RIGHT NOW Situla - κ Aquarii (kappa Aquarii) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of Situla

Situla is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of Situla are provided in the following table:

Right Ascension J2000 22h 37m 45s

Declination J2000 -04° 13’ 41”

Galactic Longitude 62.68°

Galactic Latitude -50.75°

Constellation Aquarius

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

Finder chart Situla - κ Aquarii (kappa Aquarii) star

Simplified finder chart for Situla - κ Aquarii (kappa Aquarii).

Visibility of Situla from your location

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

Today's Situla - κ Aquarii (kappa Aquarii) rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 94.2° RISE 1:15

Max altitude: 34.3° TRANSIT 6:52

Azimuth: 265.8° SET 12:28

RIGHT NOW Situla - κ Aquarii (kappa Aquarii) is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of Situla

The image below is a photograph of Situla 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 Situla is -0.067 arcsec per year in Right Ascension and -0.12 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of Situla - κ Aquarii (kappa Aquarii) star

DSS2 image of Situla. The red arrow shows the motion of Situla during the next 1000 years (-1.12 arcmin in Right Ascension and -2.00 arcmin in declination);

Distance of Situla from the Sun and relative movement

Situla is distant 234.20 light years from the Sun and it is moving far from the Sun at the speed of 8 kilometers per second.

Distance (parsec) 71.84 pc

Distance (light year) 234.20 ly

Heliocentric radial velocity 8 km/s

Proper Motion RA -0.067 arcsec/year

Proper Motion Dec -0.12 arcsec/year

Spectral properties of Situla

Situla belongs to spectral class K2 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 0.75

Spectral Type K2III

Color Index (B-V) 1.14

Temperature of Situla 4430K

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

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

Situla star system properties

Situla is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the Situla double sysyem:

Main star magnitude 5.03

Secondary star magnitude 8.53

Magnitude difference 3.5

Separation 98.3 arcsec

Alternative designations of Situla

Proper Name Situla

Bayer designation κ Aquarii
(kappa Aquarii)

Flamsteed designation 63 Aquarii

Henry Draper Catalogue HD214376

SAO Catalogue SAO146210

Hipparcos Catalogue HIP111710

Durchmusterung Catalogue BD-04 5716

FK5 Catalogue 1595

In Evidence

Other stars in Aquarius