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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:23 
Transit: 12:14 
Sunset: 17:05
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All Constellations » Monoceros » 

3 Monocerotis

Above the horizon.  Rise: 15:34 | Tran: 20:38 | Set: 1:46
Alt: 27.88°   Az: 177.11°   Direction: South

3 Monocerotis is a double giant star of spectral class B5 in the constellation of Monoceros.

3 Monocerotis visual magnitude is 4.95. Because of its moderate brightness, 3 Monocerotis is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Image of 3 Monocerotis star
DSS2 image of 3 Monocerotis. The red arrow shows the motion of 3 Monocerotis during the next 100000 years (-11.67 arcmin in Right Ascension and 0.00 arcmin in declination);

Celestial Coordinates

Apparent

06h 03m 01s
-10° 35’ 58”
23h 49m 36s
05h 52m 37s

J2000

06h 01m 50s
-10° 35’ 53”

Galactic Coordinates

216.95°
-15.77°

Finder Chart

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Finder chart for 3 Monocerotis.

Magnitude, Color, Spectral Class

4.95
Giant

-2.44
B5III
11920K

The red dot in the diagram below shows where 3 Monocerotis is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of 3 Monocerotis. Attribution: Richard Powell / CC BY-SA

Star System Properties

3 Monocerotis is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the 3 Monocerotis double sysyem:

4.95
8.45
3.5
1.9 arcsec

Distance, Radial Speed, Proper Motion

3 Monocerotis is distant 978.98 light years from the Sun and it is moving far from the Sun at the speed of 39 kilometers per second.

300.30
978.98
39 km/s
-0.007 arcsec/y

Alternative Designations

3 Monocerotis
SAO151037
SAO151037

Visibility from Your Location

Today's 3 Monocerotis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 100.6°
Max altitude: 27.9°
Azimuth: 259.4°