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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:49  
clear_day Transit: 11:49  
SunsetSet: 15:50 south
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All Constellations »  Andromeda »  Deep Sky Objects » 

NGC 91 - Star in Andromeda

Altitude: -3.3°   Azimuth: 313.3°   Direction: North-West

NGC 91 is a Star in the Andromeda constellation. NGC 91 is situated close to the celestial equator and, as such, it is at least partly visible from both hemispheres in certain times of the year.

NGC 91

NGC 91 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -3.3°
Azimuth: 313.3°
Direction: North-West

See also NGC 91 rise and set times.

Given its B magnitude of 15.2, NGC 91 is visible with the help of a telescope having an aperture of 20 inches (500mm) or more.

Available Resources for NGC 91 - Star in Andromeda

Photometric information of NGC 91

The following table lists the magnitude of NGC 91 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.

Digitized Sky Survey image of NGC 91

The image below is a photograph of NGC 91 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 91 - Star in Andromeda star
DSS2 image of NGC 91 in the Red band.

Celestial coordinates and finder chart of NGC 91

Celestial coordinates for the J2000 equinox of NGC 91 are provided in the following table:

00h 21m 51s
+22° 22’ 06”

The simplified sky charts below show the position of NGC 91 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 91 - Star in Andromeda star
Simplified finder chart for NGC 91 - Star in Andromeda.

Finder chart NGC 91 - Star in Andromeda star
Simplified finder chart for NGC 91 - Star in Andromeda.

Rise ans set times of NGC 91 from your location

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

Today's NGC 91 - Star in Andromeda rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 67.6°
Max altitude: 60.9°
Azimuth: 292.4°