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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 4:49 
Transit: 12:57 
Sunset: 21:06
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All Constellations » Sagitta » 

θ Sagittae (theta Sagittae)

Above the horizon.  Rise: 20:34 | Tran: 4:31 | Set: 12:24
Alt: 59.12°   Az: 191.42°   Direction: South-South-West

θ Sagittae is a multiple sub-giant star of spectral class F5 in the constellation of Sagitta.

θ Sagittae visual magnitude is 6.48. Because of its faintness, θ Sagittae 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 θ Sagittae (theta Sagittae) star
DSS2 image of θ Sagittae. The red arrow shows the motion of θ Sagittae during the next 1000 years (0.90 arcmin in Right Ascension and 1.68 arcmin in declination);

Celestial Coordinates

Apparent

20h 11m 03s
+20° 59’ 29”
00h 24m 59s
20h 36m 03s

J2000

20h 09m 56s
+20° 54’ 55”

Galactic Coordinates

60.55°
-6.68°

Finder Chart

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Finder chart for θ Sagittae (theta Sagittae).

Magnitude, Color, Spectral Class

6.48
Sub-giant

3.21
F5IV
6989K

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

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

Star System Properties

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

6.48
7.08
0.6
83.9 arcsec

Distance, Radial Speed, Proper Motion

θ Sagittae is distant 146.71 light years from the Sun and it is moving towards the Sun at the speed of 40 kilometers per second.

45.00
146.71
-40 km/s
0.054 arcsec/y
0.101"/y

Alternative Designations

θ Sagittae
(theta Sagittae)
17 Sagittae
SAO88276
SAO88276

Visibility from Your Location

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

Azimuth: 69.0°
Max altitude: 59.5°
Azimuth: 291.0°