IC 3921 - Spiral Galaxy in Canes Venatici
IC 3921 is a Spiral Galaxy in the Canes Venatici constellation. IC 3921 is situated north of the celestial equator and, as such, it is more easily visible from the northern hemisphere.
- IC 3921 is above the horizon from Greenwich, United Kingdom . Its current altitude is 40° above the horizon. See also rise and set times.
- Given its B magnitude of 16.12, IC 3921 is visible only through long exposure photography.
Photometric information of IC 3921
The following table lists the magnitude of IC 3921 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).
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 3921.
Apparent size of IC 3921The following table reports IC 3921 apparent angular size. The green area displayed on top of the DSS2 image of IC 3921 is a visual representation of it.
Digitized Sky Survey image of IC 3921
The image below is a photograph of IC 3921 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).
IC 3921 - Spiral Galaxy in Canes Venatici morphological classification
IC 3921 - Spiral Galaxy in Canes Venatici is classified as Spiral (SAc) according to the Hubble and de Vaucouleurs galaxy morphological classification. The diagram below shows a visual representation of the position of IC 3921 - Spiral Galaxy in Canes Venatici in the Hubble de Vaucouleurs sequence.
Credits for the background image: Antonio Ciccolella / M. De Leo / CC BY
Celestial coordinates and finder chart of IC 3921
Celestial coordinates for the J2000 equinox of IC 3921 are provided in the following table:
The simplified sky charts below show the position of IC 3921 in the sky. The first chart has a field of view of 60° while the second one has a field of view of 10°.
Rise ans set times of IC 3921 from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
IC 3921 - Spiral Galaxy in Canes Venatici is circumpolar and transits at 20:12 UTC (altitude: 77.2°)