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public LocationGreenwich, UK
Sunrise: 5:07 
Transit: 13:06 
Sunset: 21:04
wb_twilight   (Astronomical Twilight)   What's Visible Now?
All Constellations » Monoceros » 

17 Monocerotis

Below the horizon.  Rise: 5:19 | Tran: 11:57 | Set: 18:36
Alt: -18.19°   Az: 49.59°   Direction: North-East

17 Monocerotis is a giant star of spectral class K4 in the constellation of Monoceros.

17 Monocerotis visual magnitude is 4.77. Because of its moderate brightness, 17 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.

17 Monocerotis is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year.

Image of 17 Monocerotis star
DSS2 image of 17 Monocerotis. The red arrow shows the motion of 17 Monocerotis during the next 10000 years (-4.33 arcmin in Right Ascension and -2.17 arcmin in declination);

Celestial Coordinates


06h 48m 39s
+08° 00’ 31”
15h 07m 43s
21h 56m 23s


06h 47m 19s
+08° 02’ 13”

Galactic Coordinates


Finder Chart

Finder chart 17 Monocerotis star
Simplified finder chart for 17 Monocerotis.

Magnitude, Color, Spectral Class



The red dot in the diagram below shows where 17 Monocerotis is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of 17 Monocerotis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

17 Monocerotis is distant 484.40 light years from the Sun and it is moving far from the Sun at the speed of 47 kilometers per second.

148.59 pc
484.40 ly
47 km/s
-0.026 arcsec/y
-0.013 "/y

Alternative Designations

17 Monocerotis

Visibility from Your Location

Today's 17 Monocerotis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 82.0°
Max altitude: 46.5°
Azimuth: 278.0°