NGC 189 - Open Cluster in Cassiopeia
NGC 189 is a Open Cluster in the Cassiopeia constellation. NGC 189 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere.
Photometric information of NGC 189
The following table lists the magnitude of NGC 189 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.
Apparent size of NGC 189The following table reports NGC 189 apparent angular size. The green area displayed on top of the DSS2 image of NGC 189 is a visual representation of it.
Digitized Sky Survey image of NGC 189
The image below is a photograph of NGC 189 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).
Celestial coordinates and finder chart of NGC 189
Celestial coordinates for the J2000 equinox of NGC 189 are provided in the following table:
The simplified sky charts below show the position of NGC 189 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 NGC 189 from your location
NGC 189 - Open Cluster in Cassiopeia is circumpolar and transits at 09:14 UTC (altitude: 80.4°)