6 Serpentis

Below the horizon. Rise: 10:40 | Tran: 16:41 | Set: 22:43

Alt: -37.69° Az: 6.78° Direction: North

6 Serpentis is a variable and double giant star of spectral class K3 in the constellation of Serpens.

6 Serpentis visual magnitude is 5.35. Because of its faintness, 6 Serpentis 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 6 Serpentis. The red arrow shows the motion of 6 Serpentis during the next 1000 years (-0.70 arcmin in Right Ascension and -1.77 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 15h 22m 17s

Declination +00° 37’ 39”

Hour Angle 12h 21m 26s

Sideral Time 03h 43m 44s

J2000

Right Ascension 15h 21m 02s

Declination +00° 42’ 55”

Galactic Coordinates

Galactic Longitude 2.9°

Galactic Latitude 45.45°

Finder Chart

Simplified finder chart for 6 Serpentis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.35

Class Giant

Absolute magnitude 0.98

Spectral Type K3III

Color Index (B-V) 1.19

Temperature 4328K

The red dot in the diagram below shows where 6 Serpentis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 6 Serpentis. Attribution: Richard Powell / CC BY-SA

Star System Properties

6 Serpentis is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the 6 Serpentis double sysyem:

Main star magnitude 5.35

Secondary star magnitude 9.35

Magnitude difference 4

Separation 3.1 arcsec

Distance, Radial Speed, Proper Motion

6 Serpentis is distant 243.65 light years from the Sun and it is moving far from the Sun at the speed of 9 kilometers per second.

Distance (parsec) 74.74

Distance (light year) 243.65

Radial Speed 9 km/s

Proper Motion RA -0.042 arcsec/y

Proper Motion Dec -0.106"/y

Alternative Designations

Flamsteed designation 6 Serpentis

Henry Draper Catalogue HD136514

SAO Catalogue SAO120955

Hipparcos Catalogue HIP75119

Durchmusterung Catalogue BD+01 3067

General Catalogue of Variable Stars 7037

Aitken Double Star Catalogue ADS9596

Visibility from Your Location

Today's 6 Serpentis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 89.4° RISE 10:40

Max altitude: 39.1° TRANSIT 16:41

Azimuth: 270.6° SET 22:43

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Serpens