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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 5:10 
Transit: 13:06 
Sunset: 21:02
sunny   (Daytime)   What's Visible Now?
All Constellations » Orion » 

HR1807

Below the horizon.  Rise: 3:56 | Tran: 10:29 | Set: 17:02
Alt: -24.77°   Az: 322.36°   Direction: North-West

HR1807 is a hypergiant star of spectral class A0 in the constellation of Orion.

HR1807 visual magnitude is 6.42. Because of its faintness, HR1807 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 HR1807 star
DSS2 image of HR1807. The red arrow shows the motion of HR1807 during the next 10000 years (0.50 arcmin in Right Ascension and -2.00 arcmin in declination);

Celestial Coordinates

Apparent

05h 27m 58s
+06° 53’ 18”
09h 44m 11s
15h 12m 09s

J2000

05h 26m 38s
+06° 52’ 09”

Galactic Coordinates

196.66°
-15.36°

Finder Chart

Finder chart HR1807 star
Simplified finder chart for HR1807.

Magnitude, Color, Spectral Class

6.42
Hypergiant

1.56
A0V
10382K

The red dot in the diagram below shows where HR1807 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1807. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR1807 is distant 305.24 light years from the Sun and it is moving far from the Sun at the speed of 13 kilometers per second.

93.63
305.24
13 km/s
0.003 arcsec/y
-0.012"/y

Alternative Designations

SAO112767
SAO112767

Visibility from Your Location

Today's HR1807 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 83.1°
Max altitude: 45.4°
Azimuth: 276.9°