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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:10 
Transit: 12:56 
Sunset: 20:42
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All Constellations » Ophiuchus » 

68 Ophiuchi

Above the horizon.  Rise: 21:26 | Tran: 3:34 | Set: 9:39
Alt: 32.53°   Az: 220.73°   Direction: South-West

68 Ophiuchi is a variable and double main-sequence star of spectral class A2 in the constellation of Ophiuchus.

68 Ophiuchi visual magnitude is 4.45. Because of its moderate brightness, 68 Ophiuchi 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 68 Ophiuchi star
DSS2 image of 68 Ophiuchi. The red arrow shows the motion of 68 Ophiuchi during the next 10000 years (2.50 arcmin in Right Ascension and -2.00 arcmin in declination);

Celestial Coordinates

Apparent

18h 03m 02s
+01° 18’ 24”
02h 13m 33s
20h 16m 36s

J2000

18h 01m 45s
+01° 18’ 19”

Galactic Coordinates

28.38°
11.64°

Finder Chart

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Finder chart for 68 Ophiuchi.

Magnitude, Color, Spectral Class

4.45
Main-sequence

-0.10
A2V
9882K

The red dot in the diagram below shows where 68 Ophiuchi is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 68 Ophiuchi. Attribution: Richard Powell / CC BY-SA

Star System Properties

68 Ophiuchi is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the 68 Ophiuchi double sysyem:

4.45
6.95
2.5
0.6 arcsec

Distance, Radial Speed, Proper Motion

68 Ophiuchi is distant 264.83 light years from the Sun and it is moving far from the Sun at the speed of 6 kilometers per second.

81.23
264.83
6 km/s
0.015 arcsec/y
-0.012"/y

Alternative Designations

68 Ophiuchi
SAO123035
SAO123035

Visibility from Your Location

Today's 68 Ophiuchi rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 88.7°
Max altitude: 39.8°
Azimuth: 271.3°