67 Ophiuchi

Altitude: 38.9° Azimuth: 155.3° Direction: South-South-East

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

67 Ophiuchi visual magnitude is 3.97. Because of its moderate brightness, 67 Ophiuchi should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about 67 Ophiuchi:

Color of 67 Ophiuchi ⬤

Magnitude of 67 Ophiuchi 3.97

Class Supergiant

VISIBILITY RIGHT NOW

67 Ophiuchi is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 38.9°
Azimuth: 155.3°
Direction: South-South-East

Celestial coordinates and finder chart of 67 Ophiuchi

67 Ophiuchi 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 67 Ophiuchi are provided in the following table:

Right Ascension J2000 18h 00m 38s

Declination J2000 +02° 55’ 54”

Galactic Longitude 29.73°

Galactic Latitude 12.63°

Constellation Ophiuchus

The simplified sky map below shows the position of 67 Ophiuchi in the sky:

Simplified finder chart for 67 Ophiuchi.

Visibility of 67 Ophiuchi 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 67 Ophiuchi 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: 87.1° RISE 12:46

Max altitude: 41.5° TRANSIT 18:59

Azimuth: 272.9° SET 1:15

Digitized Sky Survey image of 67 Ophiuchi

The image below is a photograph of 67 Ophiuchi 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 67 Ophiuchi is 0.002 arcsec per year in Right Ascension and -0.008 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

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);

Distance of 67 Ophiuchi from the Sun and relative movement

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 pc

Distance (light year) 1,417.39 ly

Heliocentric radial velocity -4 km/s

Proper Motion RA 0.002 arcsec/year

Proper Motion Dec -0.008 arcsec/year

Spectral properties of 67 Ophiuchi

67 Ophiuchi belongs to spectral class B5 and has a luminosity class of I corresponding to a supergiant star.

Absolute magnitude -4.22

Spectral Type B5I

Color Index (B-V) 0.02

Temperature of 67 Ophiuchi 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

67 Ophiuchi 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

Alternative designations of 67 Ophiuchi

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

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In Evidence

Other stars in Ophiuchus