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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 5:15 
Transit: 13:06 
Sunset: 20:56
sunny   (Daytime)   What's Visible Now?
All Constellations » Orion » 

HR1803

Above the horizon.  Rise: 4:12 | Tran: 10:12 | Set: 16:13
Alt: 37.29°   Az: 159.66°   Direction: South-South-East

HR1803 is a variable main-sequence star of spectral class B2 in the constellation of Orion.

HR1803 visual magnitude is 6.16. Because of its faintness, HR1803 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 HR1803 star
DSS2 image of HR1803. The red arrow shows the motion of HR1803 during the next 10000 years (-0.83 arcmin in Right Ascension and 3.17 arcmin in declination);

Celestial Coordinates

Apparent

05h 27m 02s
+00° 32’ 26”
22h 55m 47s
04h 22m 50s

J2000

05h 25m 46s
+00° 31’ 14”

Galactic Coordinates

202.31°
-18.71°

Finder Chart

Finder chart HR1803 star
Simplified finder chart for HR1803.

Magnitude, Color, Spectral Class

6.16
Main-sequence

-2.27
B2V
13121K

The red dot in the diagram below shows where HR1803 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1803. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR1803 is distant 1,582.52 light years from the Sun and it is moving towards the Sun at the speed of 24 kilometers per second.

485.44
1,582.52
-24 km/s
-0.005 arcsec/y
0.019"/y

Alternative Designations

SAO112752
SAO112752

Visibility from Your Location

Today's HR1803 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 89.5°
Max altitude: 39.1°
Azimuth: 270.5°