67 Ophiuchi

Below the horizon. Rise: 18:43 | Tran: 1:00 | Set: 7:12

Alt: -0.47° Az: 84.70° Direction: South

67 Ophiuchi is a multiple supergiant star of spectral class B5 in the constellation of Ophiuchus.

67 Ophiuchi visual magnitude is 3.97. Because of its moderate brightness, 67 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.

DSS2 image of 67 Ophiuchi. The red arrow shows the motion of 67 Ophiuchi during the next 100000 years (3.33 arcmin in Right Ascension and -13.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 18h 01m 55s

Declination +02° 55’ 56”

Hour Angle 17h 42m 14s

Sidereal Time 11h 44m 09s

J2000

Right Ascension 18h 00m 38s

Declination +02° 55’ 54”

Galactic Coordinates

Galactic Longitude 29.73°

Galactic Latitude 12.63°

Finder Chart

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Finder chart for 67 Ophiuchi.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 3.97

Class Supergiant

Absolute magnitude -4.22

Spectral Type B5I

Color Index (B-V) 0.02

Temperature 9882K

The red dot in the diagram below shows where 67 Ophiuchi is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 67 Ophiuchi. Attribution: Richard Powell / CC BY-SA

Star System Properties

67 Ophiuchi is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the 67 Ophiuchi double sysyem:

Main star magnitude 3.97

Secondary star magnitude 8.27

Magnitude difference 4.3

Separation 54.5 arcsec

Distance, Radial Speed, Proper Motion

67 Ophiuchi is distant 1,417.39 light years from the Sun and it is moving towards the Sun at the speed of 4 kilometers per second.

Distance (parsec) 434.78

Distance (light year) 1,417.39

Radial Speed -4 km/s

Proper Motion RA 0.002 arcsec/y

Proper Motion Dec -0.008"/y

Alternative Designations

Flamsteed designation 67 Ophiuchi

Henry Draper Catalogue HD164353

SAO Catalogue SAO123013

Hipparcos Catalogue HIP88192

Durchmusterung Catalogue BD+02 3458

FK5 Catalogue 677

Aitken Double Star Catalogue ADS10966

Visibility from Your Location

Today's 67 Ophiuchi rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 87.1° RISE 18:43

Max altitude: 41.5° TRANSIT 1:00

Azimuth: 272.9° SET 7:12

Set Location

Other stars in Ophiuchus