HR6946

Below the horizon. Rise: 19:11 | Tran: 0:40 | Set: 6:09

Alt: -13.20° Az: 94.24° Direction: East

HR6946 is a double main-sequence star of spectral class B2 in the constellation of Scutum.

HR6946 visual magnitude is 5.72. Because of its faintness, HR6946 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

DSS2 image of HR6946. The red arrow shows the motion of HR6946 during the next 10000 years (0.00 arcmin in Right Ascension and -2.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 18h 32m 50s

Declination -10° 46’ 33”

Hour Angle 17h 24m 57s

Sidereal Time 11h 57m 48s

J2000

Right Ascension 18h 31m 25s

Declination -10° 47’ 44”

Galactic Coordinates

Galactic Longitude 21.06°

Galactic Latitude -0.53°

Finder Chart

Loading map...

Finder chart for HR6946.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.72

Class Main-sequence

Absolute magnitude -0.92

Spectral Type B2V

Color Index (B-V) 0.24

Temperature 7866K

The red dot in the diagram below shows where HR6946 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6946. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR6946 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 HR6946 double sysyem:

Main star magnitude 5.72

Secondary star magnitude 9.32

Magnitude difference 3.6

Separation 12.3 arcsec

Distance, Radial Speed, Proper Motion

HR6946 is distant 693.62 light years from the Sun and it is moving towards the Sun at the speed of 15 kilometers per second.

Distance (parsec) 212.77

Distance (light year) 693.62

Radial Speed -15 km/s

Proper Motion Dec -0.015"/y

Alternative Designations

Henry Draper Catalogue HD170740

SAO Catalogue SAO161569

Hipparcos Catalogue HIP90804

Durchmusterung Catalogue BD-10 4713

Aitken Double Star Catalogue ADS11414

Visibility from Your Location

Today's HR6946 rise, transit and set times from Luoyu, China are the following (all times relative to the local timezone Asia/Shanghai):

Azimuth: 100.8° RISE 19:11

Max altitude: 45.4° TRANSIT 0:40

Azimuth: 259.2° SET 6:09

Name:	Luoyu, China
Latitude:	33° 50' 27.6" N
Longitude:	105° 13' 51.6" E
Timezone:	Asia/Shanghai

Set Location

Other stars in Scutum