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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 5:14 
Transit: 13:06 
Sunset: 20:58
sunny   (Daytime)   What's Visible Now?
All Constellations » Serpens » 

45 Serpentis

Below the horizon.  Rise: 14:08 | Tran: 20:56 | Set: 3:48
Alt: -4.35°   Az: 68.26°   Direction: East-North-East

45 Serpentis is a main-sequence star of spectral class A7 in the constellation of Serpens.

45 Serpentis visual magnitude is 5.63. Because of its faintness, 45 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.

Image of 45 Serpentis star
DSS2 image of 45 Serpentis. The red arrow shows the motion of 45 Serpentis during the next 10000 years (-3.50 arcmin in Right Ascension and -0.67 arcmin in declination);

Celestial Coordinates

Apparent

16h 08m 47s
+09° 49’ 39”
16h 40m 11s
08h 48m 59s

J2000

16h 07m 37s
+09° 53’ 30”

Galactic Coordinates

22.16°
40.77°

Finder Chart

Finder chart 45 Serpentis star
Simplified finder chart for 45 Serpentis.

Magnitude, Color, Spectral Class

5.63
Main-sequence

1.05
A7V
8163K

The red dot in the diagram below shows where 45 Serpentis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 45 Serpentis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

45 Serpentis is distant 268.98 light years from the Sun and it is moving towards the Sun at the speed of 28 kilometers per second.

82.51
268.98
-28 km/s
-0.021 arcsec/y
-0.004"/y

Alternative Designations

45 Serpentis
SAO101939
SAO101939

Visibility from Your Location

Today's 45 Serpentis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 80.2°
Max altitude: 48.3°
Azimuth: 279.8°