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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 5:43  
clear_day Transit: 12:56  
SunsetSet: 20:10
sunny DaytimeWhat's Visible Now?
All Constellations »  Boötes »  Deep Sky Objects » 

IC 4564 - Spiral Galaxy in Boötes

Altitude: 7.7°   Azimuth: 341.1°   Direction: North-North-West

IC 4564 is a Spiral Galaxy in the Boötes constellation. IC 4564 is situated north of the celestial equator and, as such, it is more easily visible from the northern hemisphere.

The image below is a photograph of IC 4564 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 4564 - Spiral Galaxy in Boötes star
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DSS2 image of IC 4564 in the Red band. The green region on the image is a representation of the major (1.2 arcmin) and minor (0.44 arcmin) axes of the object's apparent size.

Key facts about IC 4564

IC 4564
Galaxy
Boötes

IC 4564 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 7.7°
Azimuth: 341.1°
Direction: North-North-West

See also IC 4564 rise and set times.

Given its B magnitude of 14.4, IC 4564 is visible with the help of a telescope having an aperture of 14 inches (350mm) or more.

Available Resources for IC 4564 - Spiral Galaxy in Boötes

Photometric information of IC 4564

The following table lists the magnitude of IC 4564 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).

14.4
11.37
10.68
10.44

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 4564.

22.79 mag/arcsec2

Apparent size of IC 4564

The following table reports IC 4564 apparent angular size. The green area displayed on top of the DSS2 image of IC 4564 is a visual representation of it.
1.2 arcmin
0.44 arcmin
71°

IC 4564 - Spiral Galaxy in Boötes morphological classification

IC 4564 - Spiral Galaxy in Boötes 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 4564 - Spiral Galaxy in Boötes in the Hubble de Vaucouleurs sequence.

IC 4564 - Spiral Galaxy in Boötes
Visualization of the morphological classification of IC 4564 - Spiral Galaxy in Boötes, Spiral (SAc).
Credits for the background image: Antonio Ciccolella / M. De Leo / CC BY

Celestial coordinates and finder chart of IC 4564

Celestial coordinates for the J2000 equinox of IC 4564 are provided in the following table:

15h 36m 26s
+43° 31’ 07”

The simplified sky charts below show the position of IC 4564 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 4564 - Spiral Galaxy in Boötes star
Simplified finder chart for IC 4564 - Spiral Galaxy in Boötes.

Finder chart IC 4564 - Spiral Galaxy in Boötes star
Simplified finder chart for IC 4564 - Spiral Galaxy in Boötes.

Rise and set times of IC 4564 from your location

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

IC 4564 - Spiral Galaxy in Boötes is circumpolar and transits at 01:22 UTC (altitude: 82.0°)