NGC 869 (h Persei Cluster) - Open Cluster in Perseus
NGC 869 is a Open Cluster in the Perseus constellation. NGC 869 is situated north of the celestial equator and, as such, it is more easily visible from the northern hemisphere.
- NGC 869 is above the horizon from Greenwich, United Kingdom . Its current altitude is 67° above the horizon. See also rise and set times.
- Given its visual magnitude of 3.7, NGC 869 is barely visible to the naked eye, easily visible with the help of a small binocular.
Photometric information of NGC 869
The following table lists the magnitude of NGC 869 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 869The following table reports NGC 869 apparent angular size. The green area displayed on top of the DSS2 image of NGC 869 is a visual representation of it.
Digitized Sky Survey image of NGC 869
The image below is a photograph of NGC 869 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 0.48x0.48 degrees (28.8x28.8 arcmins).
Celestial coordinates and finder chart of NGC 869
Celestial coordinates for the J2000 equinox of NGC 869 are provided in the following table:
The simplified sky charts below show the position of NGC 869 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 869 from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
NGC 869 (h Persei Cluster) - Open Cluster in Perseus is circumpolar and transits at 09:52 UTC (altitude: 84.4°)