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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:21 
Transit: 12:14 
Sunset: 17:07
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All Constellations » Sagittarius » 

4 Sagittarii

Below the horizon.  Rise: 4:50 | Tran: 8:34 | Set: 12:18
Alt: -14.68°   Az: 109.95°   Direction: East-South-East

4 Sagittarii is a main-sequence star of spectral class B9 in the constellation of Sagittarius.

4 Sagittarii visual magnitude is 4.76. Because of its moderate brightness, 4 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.

Image of 4 Sagittarii star
DSS2 image of 4 Sagittarii. The red arrow shows the motion of 4 Sagittarii during the next 10000 years (0.17 arcmin in Right Ascension and -7.83 arcmin in declination);

Celestial Coordinates

Apparent

18h 01m 19s
-23° 48’ 56”
18h 25m 12s
12h 26m 32s

J2000

17h 59m 47s
-23° 48’ 57”

Galactic Coordinates

6.02°
-0.13°

Finder Chart

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Finder chart for 4 Sagittarii.

Magnitude, Color, Spectral Class

4.76
Main-sequence

-0.87
B9V
10653K

The red dot in the diagram below shows where 4 Sagittarii is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 4 Sagittarii. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

4 Sagittarii is distant 436.41 light years from the Sun and it is moving towards the Sun at the speed of 18 kilometers per second.

133.87
436.41
-18 km/s
0.001 arcsec/y
-0.047"/y

Alternative Designations

4 Sagittarii
SAO186061
SAO186061

Visibility from Your Location

Today's 4 Sagittarii rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 113.8°
Max altitude: 14.7°
Azimuth: 246.2°