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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:46  
clear_day Transit: 12:57  
SunsetSet: 21:08 south
sunny DaytimeWhat's Visible Now
All Constellations »  Vulpecula »  Deep Sky Objects » 

NGC 6940 - Open Cluster in Vulpecula

Altitude: -8.2°   Azimuth: 18.5°   Direction: North-North-East

NGC 6940 is a Open Cluster in the Vulpecula constellation. NGC 6940 is situated north of the celestial equator and, as such, it is more easily visible from the northern hemisphere.

NGC 6940
Open Cluster
Vulpecula

NGC 6940 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -8.2°
Azimuth: 18.5°
Direction: North-North-East

See also NGC 6940 rise and set times.

Given its visual magnitude of 6.3, NGC 6940 is easily visible with the help of a small binocular.

Available Resources for NGC 6940 - Open Cluster in Vulpecula

Photometric information of NGC 6940

The following table lists the magnitude of NGC 6940 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).

6.98
6.3

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

Apparent size of NGC 6940

The following table reports NGC 6940 apparent angular size. The green area displayed on top of the DSS2 image of NGC 6940 is a visual representation of it.
10.8 arcmin
10.8 arcmin

Digitized Sky Survey image of NGC 6940

The image below is a photograph of NGC 6940 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 0.36x0.36 degrees (21.6x21.6 arcmins).

Image of NGC 6940 - Open Cluster in Vulpecula star
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DSS2 image of NGC 6940 in the Red band. The green region on the image is a representation of the major (10.8 arcmin) and minor (10.8 arcmin) axes of the object's apparent size.

Celestial coordinates and finder chart of NGC 6940

Celestial coordinates for the J2000 equinox of NGC 6940 are provided in the following table:

20h 34m 27s
+28° 16’ 57”

The simplified sky charts below show the position of NGC 6940 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 6940 - Open Cluster in Vulpecula star
Simplified finder chart for NGC 6940 - Open Cluster in Vulpecula.

Finder chart NGC 6940 - Open Cluster in Vulpecula star
Simplified finder chart for NGC 6940 - Open Cluster in Vulpecula.

Rise ans set times of NGC 6940 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 6940 - Open Cluster in Vulpecula 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: 61.7°
Max altitude: 66.8°
Azimuth: 298.3°
NGC 6940 - Open Cluster in Vulpecula is below the horizon from Greenwich, United Kingdom