HR6936

Altitude: 1.9° Azimuth: 203.6° Direction: South-South-West

HR6936 is a multiple star in the constellation of Sagittarius.

HR6936 visual magnitude is 5.34. Because of its reltive faintness, HR6936 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 HR6936:

Color of HR6936 ⬤

Magnitude of HR6936 5.34

Class

VISIBILITY RIGHT NOW

HR6936 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 1.9°
Azimuth: 203.6°
Direction: South-South-West

Celestial coordinates and finder chart of HR6936

HR6936 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR6936 are provided in the following table:

Right Ascension J2000 18h 31m 04s

Declination J2000 -32° 59’ 21”

Galactic Longitude 1.11°

Galactic Latitude -10.49°

Constellation Sagittarius

The simplified sky map below shows the position of HR6936 in the sky:

Simplified finder chart for HR6936.

Visibility of HR6936 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 HR6936 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: 123.0° RISE 11:17

Max altitude: 5.5° TRANSIT 13:38

Azimuth: 237.0° SET 15:59

Digitized Sky Survey image of HR6936

The image below is a photograph of HR6936 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 HR6936 is -0.001 arcsec per year in Right Ascension and -0.045 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR6936. The red arrow shows the motion of HR6936 during the next 10000 years (-0.17 arcmin in Right Ascension and -7.50 arcmin in declination);

Distance of HR6936 from the Sun and relative movement

HR6936 is distant 349.79 light years from the Sun and it is moving far from the Sun at the speed of 9 kilometers per second.

Distance (parsec) 107.30 pc

Distance (light year) 349.79 ly

Heliocentric radial velocity 9 km/s

Proper Motion RA -0.001 arcsec/year

Proper Motion Dec -0.045 arcsec/year

Spectral properties of HR6936

HR6936 belongs to spectral class A3

Absolute magnitude 0.19

Spectral Type A3

Color Index (B-V) 0.16

Temperature of HR6936 8486K

The red dot in the diagram below shows where HR6936 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6936. Attribution: Richard Powell / CC BY-SA

HR6936 star system properties

HR6936 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 HR6936 double sysyem:

Main star magnitude 5.34

Secondary star magnitude 9.84

Magnitude difference 4.5

Separation 3.4 arcsec

Alternative designations of HR6936

Henry Draper Catalogue HD170479

SAO Catalogue SAO210257

Hipparcos Catalogue HIP90763

Durchmusterung Catalogue CD-3313281

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In Evidence

Other stars in Sagittarius