ε Sagittae (epsilon Sagittae)

Above the horizon. Rise: 19:42 | Tran: 3:11 | Set: 10:36

Alt: 48.59° Az: 137.23° Direction: South-East

ε Sagittae is a variable and multiple giant star of spectral class G8 in the constellation of Sagitta.

ε Sagittae visual magnitude is 5.66. Because of its faintness, ε 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 ε Sagittae (epsilon Sagittae) star

DSS2 image of ε Sagittae. The red arrow shows the motion of ε Sagittae during the next 10000 years (3.33 arcmin in Right Ascension and 2.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 19h 38m 26s

Declination +16° 31’ 17”

Hour Angle 22h 08m 14s

Sidereal Time 17h 46m 40s

J2000

Right Ascension 19h 37m 17s

Declination +16° 27’ 46”

Galactic Coordinates

Galactic Longitude 52.77°

Galactic Latitude -2.32°

Finder Chart

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Finder chart for ε Sagittae (epsilon Sagittae).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.66

Class Giant

Absolute magnitude -0.15

Spectral Type G8III

Color Index (B-V) 1.02

Temperature 4695K

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

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

Star System Properties

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

Main star magnitude 5.66

Secondary star magnitude 8.36

Magnitude difference 2.7

Separation 88.9 arcsec

Distance, Radial Speed, Proper Motion

ε Sagittae is distant 473.15 light years from the Sun and it is moving towards the Sun at the speed of 33 kilometers per second.

Distance (parsec) 145.14

Distance (light year) 473.15

Radial Speed -33 km/s

Proper Motion RA 0.02 arcsec/y

Proper Motion Dec 0.015"/y

Alternative Designations

Bayer designation ε Sagittae
(epsilon Sagittae)

Flamsteed designation 4 Sagittae

Henry Draper Catalogue HD185194

SAO Catalogue SAO105061

Hipparcos Catalogue HIP96516

Durchmusterung Catalogue BD+16 3918

General Catalogue of Variable Stars 12213

Aitken Double Star Catalogue ADS12693

Visibility from Your Location

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

Azimuth: 73.5° RISE 19:42

Max altitude: 55.0° TRANSIT 3:11

Azimuth: 286.5° SET 10:36

Set Location

Other stars in Sagitta