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🌎  Greenwich, United Kingdom [change]

IC 166 - Open Cluster in Cassiopeia

IC 166 is a Open Cluster in the Cassiopeia constellation. IC 166 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere.

IC 166
Open Cluster
Cassiopeia
  • IC 166 is above the horizon from Greenwich, United Kingdom [change]. Its current altitude is 24° above the horizon. See also rise and set times.
  • Given its visual magnitude of 11.7, IC 166 is visible with the help of a telescope havng an aperture of 8 inches (200mm) or more.
Available Resources for IC 166 - Open Cluster in Cassiopeia

Photometric information of IC 166

The following table lists the magnitude of IC 166 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).

13
11.7

For more information about photometry in astronomy, check the photometric system article on Wikipedia.

Apparent size of IC 166

The following table reports IC 166 apparent angular size. The green area displayed on top of the DSS2 image of IC 166 is a visual representation of it.
7.5 arcmin
7.5 arcmin

Digitized Sky Survey image of IC 166

The image below is a photograph of IC 166 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 166 - Open Cluster in Cassiopeia star
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DSS2 image of IC 166 in the Red band. The green region on the image is a representation of the major (7.5 arcmin) and minor (7.5 arcmin) axes of the object's apparent size.

Celestial coordinates and finder chart of IC 166

Celestial coordinates for the J2000 equinox of IC 166 are provided in the following table:

01h 52m 23s
+61° 51’ 09”

The simplified sky charts below show the position of IC 166 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 166 - Open Cluster in Cassiopeia star
Simplified finder chart for IC 166 - Open Cluster in Cassiopeia.

Finder chart IC 166 - Open Cluster in Cassiopeia star
Simplified finder chart for IC 166 - Open Cluster in Cassiopeia.

Rise ans set times of IC 166 from your location

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

IC 166 - Open Cluster in Cassiopeia is circumpolar and transits at 20:37 UTC (altitude: 79.6°)