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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
SunriseRise: 6:04  
clear_day Transit: 12:06  
SunsetSet: 18:09
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All Constellations »  Dorado »  Deep Sky Objects » 

NGC 1617 - Barred Spiral Galaxy in Dorado

Altitude: -77.9°   Azimuth: 247.4°   Direction: West-South-West

NGC 1617 is a Barred Spiral Galaxy in the Dorado constellation. NGC 1617 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 1617 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 1617 - Barred Spiral Galaxy in Dorado star
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DSS2 image of NGC 1617 in the Red band. The green region on the image is a representation of the major (5.24 arcmin) and minor (2.5 arcmin) axes of the object's apparent size.

Key facts about NGC 1617

NGC 1617
Galaxy
Dorado

NGC 1617 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -77.9°
Azimuth: 247.4°
Direction: West-South-West

See also NGC 1617 rise and set times.

Given its visual magnitude of 10.26, NGC 1617 is visible with the help of a binocular with a 80mm aperture or a small telescope.

Available Resources for NGC 1617 - Barred Spiral Galaxy in Dorado

Photometric information of NGC 1617

The following table lists the magnitude of NGC 1617 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).

11.35
10.26
7.99
7.33
7.08

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

The surface brightess reported below is an indication of the brightness per unit of angular area of NGC 1617.

23.17 mag/arcsec2

Apparent size of NGC 1617

The following table reports NGC 1617 apparent angular size. The green area displayed on top of the DSS2 image of NGC 1617 is a visual representation of it.
5.24 arcmin
2.5 arcmin
112°

NGC 1617 - Barred Spiral Galaxy in Dorado morphological classification

NGC 1617 - Barred Spiral Galaxy in Dorado is classified as Barred Spiral (Ba) according to the Hubble and de Vaucouleurs galaxy morphological classification. The diagram below shows a visual representation of the position of NGC 1617 - Barred Spiral Galaxy in Dorado in the Hubble de Vaucouleurs sequence.

NGC 1617 - Barred Spiral Galaxy in Dorado
Visualization of the morphological classification of NGC 1617 - Barred Spiral Galaxy in Dorado, Barred Spiral (Ba).
Credits for the background image: Antonio Ciccolella / M. De Leo / CC BY

Celestial coordinates and finder chart of NGC 1617

Celestial coordinates for the J2000 equinox of NGC 1617 are provided in the following table:

04h 31m 40s
-54° 36’ 07”

The simplified sky charts below show the position of NGC 1617 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 1617 - Barred Spiral Galaxy in Dorado star
Simplified finder chart for NGC 1617 - Barred Spiral Galaxy in Dorado.

Finder chart NGC 1617 - Barred Spiral Galaxy in Dorado star
Simplified finder chart for NGC 1617 - Barred Spiral Galaxy in Dorado.

Rise and set times of NGC 1617 from your location

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

NGC 1617 - Barred Spiral Galaxy in Dorado is currently not visible from Greenwich, United Kingdom edit_location_alt