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All Constellations »  Crux »  Deep Sky Objects » 

NGC 4103 - Open Cluster in Crux

Below the horizon.  Never rises today
Alt: -22.92°   Az: 177.81°   Direction: South

NGC 4103 is a Open Cluster in the Crux constellation. NGC 4103 is situated south of the celestial equator and, as such, it is more easily visible from the southern hemisphere. Given its visual magnitude of 7.4, NGC 4103 is visible with the help of a small binocular.

The image below is a photograph of NGC 4103 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 0.5000x0.5000 degrees (30.00x30.00 arcmins).

Image of NGC 4103 - Open Cluster in Crux star
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DSS2 image of NGC 4103 in the Red band. The green region on the image is a representation of the major (7.8 arcmin) and minor (7.8 arcmin) axes of the object's apparent size.

Celestial Coordinates

Apparent

12h 07m 58s
-61° 23’ 17”
23h 43m 06s
11h 51m 04s

J2000

12h 06m 39s
-61° 15’ 00”

Finder Chart

The simplified sky charts below show the position of NGC 4103 in the sky. The first chart has a field of view of 60° while the second one has a field of view of 10°.

Finder chart NGC 4103 - Open Cluster in Crux star
Simplified finder chart for NGC 4103 - Open Cluster in Crux.

Finder chart NGC 4103 - Open Cluster in Crux star
Simplified finder chart for NGC 4103 - Open Cluster in Crux.

Photometric Information

The following table lists the magnitude of NGC 4103 in different bands of the electomagnetic spectrum (when available), from the B band (445nm wavelength, corresponding to the Blue color), to the V band ( 551nm wavelength, corresponding to Green/Yellow color), to the J, H, K bands (corresponding to 1220nm, 1630nm, 2190nm wavelengths respectively, which are colors not visible to the human eye).

7.4

For more information about photometry in astronomy, check the photometric system article on Wikipedia.

Apparent Size

The following table reports NGC 4103 apparent angular size. The green area displayed on top of the DSS2 image of NGC 4103 is a visual representation of it.
7.8 arcmin
7.8 arcmin

Rise and Set Times

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

NGC 4103 - Open Cluster in Crux is currently not visible from Greenwich, UK