ε Serpentis (epsilon Serpentis)

Above the horizon. Rise: 15:59 | Tran: 21:50 | Set: 3:37

Alt: 32.06° Az: 299.64° Direction: West-North-West

ε Serpentis is a main-sequence star of spectral class A2 in the constellation of Serpens.

ε Serpentis visual magnitude is 3.71. Because of its moderate brightness, ε Serpentis 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 ε Serpentis (epsilon Serpentis) star

DSS2 image of ε Serpentis. The red arrow shows the motion of ε Serpentis during the next 1000 years (2.13 arcmin in Right Ascension and 1.05 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 15h 52m 05s

Declination +04° 24’ 08”

Hour Angle 03h 10m 29s

Sidereal Time 19h 02m 34s

J2000

Right Ascension 15h 50m 48s

Declination +04° 28’ 40”

Galactic Coordinates

Galactic Longitude 13.15°

Galactic Latitude 41.66°

Finder Chart

Loading map...

Finder chart for ε Serpentis (epsilon Serpentis).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 3.71

Class Main-sequence

Absolute magnitude 2.04

Spectral Type A2V

Color Index (B-V) 0.15

Temperature 8571K

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

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

Distance, Radial Speed, Proper Motion

ε Serpentis is distant 70.27 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

Distance (parsec) 21.56

Distance (light year) 70.27

Radial Speed -9 km/s

Proper Motion RA 0.128 arcsec/y

Proper Motion Dec 0.063"/y

Alternative Designations

Bayer designation ε Serpentis
(epsilon Serpentis)

Flamsteed designation 37 Serpentis

Henry Draper Catalogue HD141795

SAO Catalogue SAO121218

Hipparcos Catalogue HIP77622

Durchmusterung Catalogue BD+04 3069

Gliese Catalogue NN 3921

FK5 Catalogue 588

Visibility from Your Location

Today's ε Serpentis (epsilon Serpentis) rise, transit and set times from Salamanca, Chile are the following (all times relative to the local timezone America/Santiago):

Azimuth: 85.6° RISE 15:59

Max altitude: 53.8° TRANSIT 21:50

Azimuth: 274.4° SET 3:37

Name:	Salamanca, Chile
Latitude:	31° 46' 45.1" S
Longitude:	70° 57' 50.0" W
Timezone:	America/Santiago

Set Location

Other stars in Serpens