IC 4251 - Barred Spiral Galaxy in Hydra
IC 4251 is a Barred Spiral Galaxy in the Hydra constellation. IC 4251 is situated south of the celestial equator and, as such, it is more easily visible from the southern hemisphere.
- IC 4251 is below the horizon from Greenwich, United Kingdom . See also rise and set times.
- Given its B magnitude of 14.96, IC 4251 is visible with the help of a telescope having an aperture of 20 inches (500mm) or more.
Photometric information of IC 4251
The following table lists the magnitude of IC 4251 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 4251.
Apparent size of IC 4251The following table reports IC 4251 apparent angular size. The green area displayed on top of the DSS2 image of IC 4251 is a visual representation of it.
Digitized Sky Survey image of IC 4251
The image below is a photograph of IC 4251 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 4251 - Barred Spiral Galaxy in Hydra morphological classification
IC 4251 - Barred Spiral Galaxy in Hydra 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 IC 4251 - Barred Spiral Galaxy in Hydra 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 4251
Celestial coordinates for the J2000 equinox of IC 4251 are provided in the following table:
The simplified sky charts below show the position of IC 4251 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 4251 from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Today's IC 4251 - Barred Spiral Galaxy in Hydra rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):