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public  Tata, Morocco Tata, Morocco  ⓘ
TimezoneAfrica/Casablanca
Sunrise: 6:36 
Transit: 13:36 
Sunset: 20:35
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All Constellations » Ophiuchus » 

16 Ophiuchi

Below the horizon.  Rise: 17:33 | Tran: 23:33 | Set: 5:38
Alt: -47.68°   Az: 48.96°   Direction: North-East

16 Ophiuchi is a giant star of spectral class B9 in the constellation of Ophiuchus.

16 Ophiuchi visual magnitude is 6.03. Because of its faintness, 16 Ophiuchi is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Image of 16 Ophiuchi star
DSS2 image of 16 Ophiuchi. The red arrow shows the motion of 16 Ophiuchi during the next 10000 years (0.33 arcmin in Right Ascension and 2.17 arcmin in declination);

Celestial Coordinates

Apparent

16h 46m 47s
+00° 58’ 31”
14h 02m 06s
06h 48m 54s

J2000

16h 45m 29s
+01° 01’ 13”

Galactic Coordinates

18.32°
28.22°

Finder Chart

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Finder chart for 16 Ophiuchi.

Magnitude, Color, Spectral Class

6.03
Giant

0.21
B9III
10382K

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

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

Distance, Radial Speed, Proper Motion

16 Ophiuchi is distant 476.61 light years from the Sun and it is moving towards the Sun at the speed of 13 kilometers per second.

146.20
476.61
-13 km/s
0.002 arcsec/y
0.013"/y

Alternative Designations

16 Ophiuchi
SAO121834
SAO121834

Visibility from Your Location

Today's 16 Ophiuchi rise, transit and set times from Tata, Morocco are the following (all times relative to the local timezone Africa/Casablanca):

Azimuth: 89.0°
Max altitude: 61.2°
Azimuth: 271.0°