52 Ophiuchi

Altitude: 6.3° Azimuth: 221.9° Direction: South-West

52 Ophiuchi is a variable star in the constellation of Ophiuchus.

52 Ophiuchi visual magnitude is 6.57. Because of its reltive faintness, 52 Ophiuchi 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 52 Ophiuchi:

Color of 52 Ophiuchi ⬤

Magnitude of 52 Ophiuchi 6.57

Class

VISIBILITY RIGHT NOW

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

Altitude: 6.3°
Azimuth: 221.9°
Direction: South-West

Celestial coordinates and finder chart of 52 Ophiuchi

52 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 52 Ophiuchi are provided in the following table:

Right Ascension J2000 17h 35m 18s

Declination J2000 -22° 02’ 38”

Galactic Longitude 4.63°

Galactic Latitude 5.62°

Constellation Ophiuchus

The simplified sky map below shows the position of 52 Ophiuchi in the sky:

Simplified finder chart for 52 Ophiuchi.

Visibility of 52 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 52 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: 112.0° RISE 14:21

Max altitude: 16.5° TRANSIT 18:18

Azimuth: 248.0° SET 22:14

Digitized Sky Survey image of 52 Ophiuchi

The image below is a photograph of 52 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 52 Ophiuchi is -0.004 arcsec per year in Right Ascension and -0.009 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of 52 Ophiuchi. The red arrow shows the motion of 52 Ophiuchi during the next 100000 years (-6.67 arcmin in Right Ascension and -15.00 arcmin in declination);

Distance of 52 Ophiuchi from the Sun and relative movement

52 Ophiuchi is distant 883.47 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

Distance (parsec) 271.00 pc

Distance (light year) 883.47 ly

Heliocentric radial velocity -12 km/s

Proper Motion RA -0.004 arcsec/year

Proper Motion Dec -0.009 arcsec/year

Spectral properties of 52 Ophiuchi

52 Ophiuchi belongs to spectral class B8

Absolute magnitude -0.59

Spectral Type B8

Color Index (B-V) 0.01

Temperature of 52 Ophiuchi 10002K

The red dot in the diagram below shows where 52 Ophiuchi is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 52 Ophiuchi. Attribution: Richard Powell / CC BY-SA

Alternative designations of 52 Ophiuchi

Flamsteed designation 52 Ophiuchi

Henry Draper Catalogue HD159376

SAO Catalogue SAO185526

Hipparcos Catalogue HIP86060

Durchmusterung Catalogue BD-21 4659

General Catalogue of Variable Stars V2125 Oph

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In Evidence

Other stars in Ophiuchus