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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:08 
Transit: 12:13 
Sunset: 17:20
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All Constellations » Sagittarius » 

HR6691

Below the horizon.  Rise: 6:48 | Tran: 8:06 | Set: 9:24
Alt: -49.89°   Az: 90.20°   Direction: East

HR6691 is a double giant star of spectral class G8 in the constellation of Sagittarius.

HR6691 visual magnitude is 5.74. Because of its faintness, HR6691 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.

Image of HR6691 star
DSS2 image of HR6691. The red arrow shows the motion of HR6691 during the next 10000 years (1.33 arcmin in Right Ascension and 2.17 arcmin in declination);

Celestial Coordinates

Apparent

18h 00m 38s
-36° 51’ 30”
15h 34m 29s
09h 35m 07s

J2000

17h 58m 55s
-36° 51’ 29”

Galactic Coordinates

354.57°
-6.42°

Finder Chart

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Finder chart for HR6691.

Magnitude, Color, Spectral Class

5.74
Giant

0.49
G8III
4996K

The red dot in the diagram below shows where HR6691 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6691. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR6691 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR6691 double sysyem:

5.74
8.14
2.4
51.7 arcsec

Distance, Radial Speed, Proper Motion

HR6691 is distant 365.06 light years from the Sun and it is moving towards the Sun at the speed of 87 kilometers per second.

111.98
365.06
-87 km/s
0.008 arcsec/y
0.013"/y

Alternative Designations

SAO209545
SAO209545

Visibility from Your Location

Today's HR6691 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 126.9°
Max altitude: 1.7°
Azimuth: 233.1°