Messier 63 (Sunflower Galaxy) - Spiral Galaxy in Canes Venatici
Messier 63 is a Spiral Galaxy in the Canes Venatici constellation. Messier 63 is situated north of the celestial equator and, as such, it is more easily visible from the northern hemisphere.
- Messier 63 is above the horizon from Greenwich, United Kingdom [change]. Its current altitude is 32° above the horizon. See also rise and set times.
- Given its visual magnitude of 8.59, Messier 63 is visible with the help of a binocular with a 60-70mm aperture or a small telescope.
Photometric information of Messier 63
The following table lists the magnitude of Messier 63 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 Messier 63.
Apparent size of Messier 63
The following table reports Messier 63 apparent angular size. The green area displayed on top of the DSS2 image of Messier 63 is a visual representation of it.Digitized Sky Survey image of Messier 63
The image below is a photograph of Messier 63 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 0.39433333333333x0.39433333333333 degrees (23.66x23.66 arcmins).

Messier 63 (Sunflower Galaxy) - Spiral Galaxy in Canes Venatici morphological classification
Messier 63 (Sunflower Galaxy) - Spiral Galaxy in Canes Venatici is classified as Spiral (SAbc) according to the Hubble and de Vaucouleurs galaxy morphological classification. The diagram below shows a visual representation of the position of Messier 63 (Sunflower Galaxy) - 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 Messier 63
Celestial coordinates for the J2000 equinox of Messier 63 are provided in the following table:
The simplified sky charts below show the position of Messier 63 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 Messier 63 from your location
Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London
Messier 63 (Sunflower Galaxy) - Spiral Galaxy in Canes Venatici is circumpolar and transits at 01:22 UTC (altitude: 80.5°)