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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:48  
clear_day Transit: 12:11  
SunsetSet: 17:34
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All Constellations »  Dorado »  Deep Sky Objects » 

NGC 1831 - Globular Cluster in Dorado

Altitude: -76.5°   Azimuth: 174.2°   Direction: South

NGC 1831 is a Globular Cluster in the Dorado constellation. NGC 1831 is situated south of the celestial equator and, as such, it is more easily visible from the southern hemisphere.

The image below is a photograph of NGC 1831 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).

Image of NGC 1831 - Globular Cluster in Dorado star
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DSS2 image of NGC 1831 in the Red band. The green region on the image is a representation of the major (3.8 arcmin) and minor (3.2 arcmin) axes of the object's apparent size.

Key facts about NGC 1831

NGC 1831
Globular Cluster
Dorado

NGC 1831 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -76.5°
Azimuth: 174.2°
Direction: South

See also NGC 1831 rise and set times.

Given its visual magnitude of 11.18, NGC 1831 is visible with the help of a telescope having an aperture of 6 inches (150mm) or more.

Available Resources for NGC 1831 - Globular Cluster in Dorado

Photometric information of NGC 1831

The following table lists the magnitude of NGC 1831 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).

11.52
11.18

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

Apparent size of NGC 1831

The following table reports NGC 1831 apparent angular size. The green area displayed on top of the DSS2 image of NGC 1831 is a visual representation of it.
3.8 arcmin
3.2 arcmin
170°

Celestial coordinates and finder chart of NGC 1831

Celestial coordinates for the J2000 equinox of NGC 1831 are provided in the following table:

05h 06m 16s
-64° 55’ 03”

The simplified sky charts below show the position of NGC 1831 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 1831 - Globular Cluster in Dorado star
Simplified finder chart for NGC 1831 - Globular Cluster in Dorado.

Finder chart NGC 1831 - Globular Cluster in Dorado star
Simplified finder chart for NGC 1831 - Globular Cluster in Dorado.

Rise and set times of NGC 1831 from your location

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

NGC 1831 - Globular Cluster in Dorado is currently not visible from Greenwich, United Kingdom edit_location_alt