29 Sagittarii

Below the horizon. Rise: 23:47 | Tran: 3:59 | Set: 8:06

Alt: -26.83° Az: 270.65° Direction: West

29 Sagittarii is a variable and double giant star of spectral class K4 in the constellation of Sagittarius.

29 Sagittarii visual magnitude is 5.24. Because of its faintness, 29 Sagittarii 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 29 Sagittarii. The red arrow shows the motion of 29 Sagittarii during the next 10000 years (0.83 arcmin in Right Ascension and 6.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 18h 51m 10s

Declination -20° 17’ 37”

Hour Angle 07h 11m 46s

Sidereal Time 02h 02m 57s

J2000

Right Ascension 18h 49m 40s

Declination -20° 19’ 28”

Galactic Coordinates

Galactic Longitude 14.5°

Galactic Latitude -8.74°

Finder Chart

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Finder chart for 29 Sagittarii.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.24

Class Giant

Absolute magnitude -1.57

Spectral Type K4III

Color Index (B-V) 1.41

Temperature 3934K

The red dot in the diagram below shows where 29 Sagittarii is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 29 Sagittarii. Attribution: Richard Powell / CC BY-SA

Star System Properties

29 Sagittarii is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the 29 Sagittarii double sysyem:

Main star magnitude 5.24

Secondary star magnitude 13.84

Magnitude difference 8.6

Separation 16.6 arcsec

Distance, Radial Speed, Proper Motion

29 Sagittarii is distant 749.43 light years from the Sun and it is moving towards the Sun at the speed of 18 kilometers per second.

Distance (parsec) 229.89

Distance (light year) 749.43

Radial Speed -18 km/s

Proper Motion RA 0.005 arcsec/y

Proper Motion Dec 0.036"/y

Alternative Designations

Flamsteed designation 29 Sagittarii

Henry Draper Catalogue HD174116

SAO Catalogue SAO187324

Hipparcos Catalogue HIP92390

Durchmusterung Catalogue BD-20 5277

Gliese Catalogue NN 4080

General Catalogue of Variable Stars 11372

Aitken Double Star Catalogue ADS11713

Visibility from Your Location

Today's 29 Sagittarii rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 110.3° RISE 23:47

Max altitude: 18.2° TRANSIT 3:59

Azimuth: 249.7° SET 8:06

Set Location

Other stars in Sagittarius