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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:48  
clear_day Transit: 12:56  
SunsetSet: 21:05 south
wb_twilight  • Nautical Twilight • What's Visible Now

In Evidence

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Other deep sky objects in Sextans
All Constellations »  Sextans »  Deep Sky Objects » 

IC 549 - Irregular Galaxy in Sextans

IC 549 is a Irregular Galaxy in the Sextans constellation. IC 549 is situated close to the celestial equator and, as such, it is at least partly visible from both hemispheres in certain times of the year.

IC 549
Galaxy
Sextans
  • IC 549 is above the horizon from Greenwich, United Kingdom edit_location_alt. Its current altitude is 17° above the horizon. See also rise and set times.
  • Given its B magnitude of 14.8, IC 549 is visible with the help of a telescope having an aperture of 20 inches (500mm) or more.
Available Resources for IC 549 - Irregular Galaxy in Sextans

Photometric information of IC 549

The following table lists the magnitude of IC 549 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).

14.8
13.81
13.05
12.54

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 IC 549.

22.36 mag/arcsec2

Apparent size of IC 549

The following table reports IC 549 apparent angular size. The green area displayed on top of the DSS2 image of IC 549 is a visual representation of it.
0.6 arcmin
0.37 arcmin
180°

Digitized Sky Survey image of IC 549

The image below is a photograph of IC 549 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 IC 549 - Irregular Galaxy in Sextans star
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DSS2 image of IC 549 in the Red band. The green region on the image is a representation of the major (0.6 arcmin) and minor (0.37 arcmin) axes of the object's apparent size.

IC 549 - Irregular Galaxy in Sextans morphological classification

IC 549 - Irregular Galaxy in Sextans is classified as Irregular (I) according to the Hubble and de Vaucouleurs galaxy morphological classification. The diagram below shows a visual representation of the position of IC 549 - Irregular Galaxy in Sextans in the Hubble de Vaucouleurs sequence.

IC 549 - Irregular Galaxy in Sextans
Visualization of the morphological classification of IC 549 - Irregular Galaxy in Sextans, Irregular (I).
Credits for the background image: Antonio Ciccolella / M. De Leo / CC BY

Celestial coordinates and finder chart of IC 549

Celestial coordinates for the J2000 equinox of IC 549 are provided in the following table:

09h 40m 42s
+03° 57’ 35”

The simplified sky charts below show the position of IC 549 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 IC 549 - Irregular Galaxy in Sextans star
Simplified finder chart for IC 549 - Irregular Galaxy in Sextans.

Finder chart IC 549 - Irregular Galaxy in Sextans star
Simplified finder chart for IC 549 - Irregular Galaxy in Sextans.

Rise ans set times of IC 549 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 IC 549 - Irregular Galaxy in Sextans 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: 86.0°
Max altitude: 42.5°
Azimuth: 274.0°
IC 549 - Irregular Galaxy in Sextans is below the horizon from Greenwich, United Kingdom