52 Sagittarii

Above the horizon. Rise: 1:36 | Tran: 5:13 | Set: 8:50

Alt: 5.66° Az: 216.69° Direction: South-West

52 Sagittarii is a variable and double star of spectral class B9 in the constellation of Sagittarius.

52 Sagittarii visual magnitude is 4.6. Because of its moderate brightness, 52 Sagittarii is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

DSS2 image of 52 Sagittarii. The red arrow shows the motion of 52 Sagittarii during the next 10000 years (11.50 arcmin in Right Ascension and -3.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 19h 38m 14s

Declination -24° 49’ 31”

Hour Angle 02h 43m 41s

Sidereal Time 22h 21m 56s

J2000

Right Ascension 19h 36m 42s

Declination -24° 53’ 00”

Galactic Coordinates

Galactic Longitude 14.68°

Galactic Latitude -20.51°

Finder Chart

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Finder chart for 52 Sagittarii.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.6

Class

Absolute magnitude 0.78

Spectral Type B9

Color Index (B-V) -0.07

Temperature 11092K

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

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

Star System Properties

52 Sagittarii is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the 52 Sagittarii double sysyem:

Main star magnitude 4.6

Secondary star magnitude 9.1

Magnitude difference 4.5

Separation 2.7 arcsec

Distance, Radial Speed, Proper Motion

52 Sagittarii is distant 189.10 light years from the Sun and it is moving towards the Sun at the speed of 19 kilometers per second.

Distance (parsec) 58.00

Distance (light year) 189.10

Radial Speed -19 km/s

Proper Motion RA 0.069 arcsec/y

Proper Motion Dec -0.021"/y

Alternative Designations

Flamsteed designation 52 Sagittarii

Henry Draper Catalogue HD184707

SAO Catalogue SAO188337

Hipparcos Catalogue HIP96465

Durchmusterung Catalogue CD-2514184

FK5 Catalogue 736

General Catalogue of Variable Stars 12191

Aitken Double Star Catalogue ADS12654

Visibility from Your Location

Today's 52 Sagittarii rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 114.8° RISE 1:36

Max altitude: 13.7° TRANSIT 5:13

Azimuth: 245.2° SET 8:50

Set Location

Other stars in Sagittarius