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public  Greenwich, UK Greenwich, UK  ⓘ
Timezone: Europe/London
Sunrise: 5:05 
Transit: 12:56 
Sunset: 20:48
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In Evidence

New Comet C/2025 J1 (Borisov) Discovered in May 2025
Detailed information about the discovery of Comet C/2025 J1 (Borisov) and pointers to useful resources to track and observe it. Read more...

Other deep sky objects in Monoceros
All Constellations »  Monoceros »  Deep Sky Objects » 

Messier 50 - Open Cluster in Monoceros

Below the horizon.  Rise: 11:02 | Tran: 16:17 | Set: 21:33
Alt: -44.08°   Az: 27.13°   Direction: North-North-East

Messier 50 is a Open Cluster in the Monoceros constellation. Messier 50 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. Given its visual magnitude of 5.9, Messier 50 is easily visible with the help of a small binocular.

The image below is a photograph of Messier 50 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 0.4700x0.4700 degrees (28.20x28.20 arcmins).

Image of Messier 50 - Open Cluster in Monoceros star
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DSS2 image of Messier 50 in the Red band. The green region on the image is a representation of the major (14.1 arcmin) and minor (14.1 arcmin) axes of the object's apparent size.

Celestial Coordinates

Apparent

07h 03m 53s
-08° 24’ 09”
13h 17m 20s
20h 21m 13s

J2000

07h 02m 39s
-08° 21’ 51”

Finder Chart

The simplified sky charts below show the position of Messier 50 in the sky. The first chart has a field of view of 60° while the second one has a field of view of 10°.

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Finder chart for Messier 50 - Open Cluster in Monoceros.

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Finder chart for Messier 50 - Open Cluster in Monoceros.

Photometric Information

The following table lists the magnitude of Messier 50 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).

6.27
5.9

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

Apparent Size

The following table reports Messier 50 apparent angular size. The green area displayed on top of the DSS2 image of Messier 50 is a visual representation of it.
14.1 arcmin
14.1 arcmin

Rise and Set Times

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

Today's Messier 50 - Open Cluster in Monoceros rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 98.4°
Max altitude: 30.1°
Azimuth: 261.6°