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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:57  
clear_day Transit: 12:11  
SunsetSet: 17:27
sunny DaytimeWhat's Visible Now?
All Constellations »  Cassiopeia »  Deep Sky Objects » 

NGC 771 - Star in Cassiopeia

Altitude: 62.4°   Azimuth: 25.8°   Direction: North-North-East

NGC 771 is a Star in the Cassiopeia constellation. NGC 771 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere.

The image below is a photograph of NGC 771 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 NGC 771 - Star in Cassiopeia star
DSS2 image of NGC 771 in the Red band.

Key facts about NGC 771

NGC 771

NGC 771 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 62.4°
Azimuth: 25.8°
Direction: North-North-East

See also NGC 771 rise and set times.

Given its visual magnitude of 3.95, NGC 771 is barely visible to the naked eye, easily visible with the help of a small binocular.

Available Resources for NGC 771 - Star in Cassiopeia

Photometric information of NGC 771

The following table lists the magnitude of NGC 771 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.

Celestial coordinates and finder chart of NGC 771

Celestial coordinates for the J2000 equinox of NGC 771 are provided in the following table:

02h 03m 27s
+72° 25’ 15”

The simplified sky charts below show the position of NGC 771 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 NGC 771 - Star in Cassiopeia star
Simplified finder chart for NGC 771 - Star in Cassiopeia.

Finder chart NGC 771 - Star in Cassiopeia star
Simplified finder chart for NGC 771 - Star in Cassiopeia.

Rise and set times of NGC 771 from your location

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

NGC 771 - Star in Cassiopeia is circumpolar and transits at 15:47 UTC (altitude: 69.1°)