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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:00  
clear_day Transit: 12:48  
SunsetSet: 18:34 south
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All Constellations » Gemini » 

16 Geminorum

Altitude: 2.6°   Azimuth: 59.7°   Direction: East-North-East

16 Geminorum is a main-sequence star in the constellation of Gemini.

16 Geminorum visual magnitude is 6.22. Because of its reltive faintness, 16 Geminorum should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about 16 Geminorum:


16 Geminorum is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 2.6°
Azimuth: 59.7°
Direction: East-North-East

Celestial coordinates and finder chart of 16 Geminorum

16 Geminorum is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 16 Geminorum are provided in the following table:

06h 27m 56s
+20° 29’ 45”

The simplified sky map below shows the position of 16 Geminorum in the sky:

Finder chart 16 Geminorum star
Simplified finder chart for 16 Geminorum.

Visibility of 16 Geminorum 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 16 Geminorum 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: 69.5°
Max altitude: 59.0°
Azimuth: 290.5°

Digitized Sky Survey image of 16 Geminorum

The image below is a photograph of 16 Geminorum 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). The proper motion of 16 Geminorum is -0.035 arcsec per year in Right Ascension and 0.007 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 16 Geminorum star
DSS2 image of 16 Geminorum. The red arrow shows the motion of 16 Geminorum during the next 10000 years (-5.83 arcmin in Right Ascension and 1.17 arcmin in declination);

Distance of 16 Geminorum from the Sun and relative movement

16 Geminorum is distant 537.95 light years from the Sun and it is moving far from the Sun at the speed of 39 kilometers per second.

165.02 pc
537.95 ly
39 km/s
-0.035 arcsec/year
0.007 arcsec/year

Spectral properties of 16 Geminorum

16 Geminorum belongs to spectral class A2 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where 16 Geminorum is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 16 Geminorum. Attribution: Richard Powell / CC BY-SA

Alternative designations of 16 Geminorum

16 Geminorum