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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:40  
clear_day Transit: 11:47  
SunsetSet: 15:53 south
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All Constellations » Apus » 

κ1 Apodis (kappa1 Apodis)

Altitude: -67.9°   Azimuth: 174.9°   Direction: South

κ1 Apodis is a variable and double sub-giant star in the constellation of Apus.

κ1 Apodis visual magnitude is 5.49. Because of its reltive faintness, κ1 Apodis 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 κ1 Apodis:

5.49
Sub-giant

κ1 Apodis (kappa1 Apodis) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -67.9°
Azimuth: 174.9°
Direction: South

Celestial coordinates and finder chart of κ1 Apodis

κ1 Apodis is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of κ1 Apodis are provided in the following table:

15h 31m 30s
-73° 23’ 21”
313.85°
-14.01°
Apus

The simplified sky map below shows the position of κ1 Apodis in the sky:

Finder chart κ1 Apodis (kappa1 Apodis) star
Simplified finder chart for κ1 Apodis (kappa1 Apodis).

Visibility of κ1 Apodis from your location

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

κ1 Apodis (kappa1 Apodis) is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of κ1 Apodis

The image below is a photograph of κ1 Apodis 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 κ1 Apodis is -0.006 arcsec per year in Right Ascension and -0.013 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of κ1 Apodis (kappa1 Apodis) star
DSS2 image of κ1 Apodis. The red arrow shows the motion of κ1 Apodis during the next 10000 years (-1.00 arcmin in Right Ascension and -2.17 arcmin in declination);

Distance of κ1 Apodis from the Sun and relative movement

κ1 Apodis is distant 1,018.75 light years from the Sun and it is moving far from the Sun at the speed of 62 kilometers per second.

312.50 pc
1,018.75 ly
62 km/s
-0.006 arcsec/year
-0.013 arcsec/year

Spectral properties of κ1 Apodis

κ1 Apodis belongs to spectral class B3 and has a luminosity class of IV corresponding to a sub-giant star.

-1.98
B3IV
11920K

The red dot in the diagram below shows where κ1 Apodis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of κ1 Apodis. Attribution: Richard Powell / CC BY-SA

κ1 Apodis star system properties

κ1 Apodis is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the κ1 Apodis double sysyem:

5.49
12.39
6.9
27 arcsec

Alternative designations of κ1 Apodis

κ1 Apodis
(kappa1 Apodis)
SAO257289
SAO257289