57 Sagittarii

Below the horizon. Rise: 21:24 | Tran: 1:44 | Set: 6:01

Alt: -38.47° Az: 289.35° Direction: West-North-West

57 Sagittarii is a giant star of spectral class G5 in the constellation of Sagittarius.

57 Sagittarii visual magnitude is 5.92. Because of its faintness, 57 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 57 Sagittarii. The red arrow shows the motion of 57 Sagittarii during the next 10000 years (0.33 arcmin in Right Ascension and -9.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 19h 53m 40s

Declination -18° 58’ 40”

Hour Angle 08h 34m 31s

Sidereal Time 04h 28m 12s

J2000

Right Ascension 19h 52m 12s

Declination -19° 02’ 42”

Galactic Coordinates

Galactic Longitude 21.92°

Galactic Latitude -21.67°

Finder Chart

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Finder chart for 57 Sagittarii.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.92

Class Giant

Absolute magnitude 1.02

Spectral Type G5III

Color Index (B-V) 0.98

Temperature 4791K

The red dot in the diagram below shows where 57 Sagittarii is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 57 Sagittarii. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

57 Sagittarii is distant 311.66 light years from the Sun and it is moving towards the Sun at the speed of 26 kilometers per second.

Distance (parsec) 95.60

Distance (light year) 311.66

Radial Speed -26 km/s

Proper Motion RA 0.002 arcsec/y

Proper Motion Dec -0.058"/y

Alternative Designations

Flamsteed designation 57 Sagittarii

Henry Draper Catalogue HD187739

SAO Catalogue SAO163060

Hipparcos Catalogue HIP97783

Durchmusterung Catalogue BD-19 5631

Visibility from Your Location

Today's 57 Sagittarii rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 109.0° RISE 21:24

Max altitude: 19.5° TRANSIT 1:44

Azimuth: 251.0° SET 6:01

Set Location

Other stars in Sagittarius