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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:07 
Transit: 11:43 
Sunset: 16:19
wb_twilight   (Nautical Twilight)  
What's Visible Now • Tonight Timeline
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All Constellations » Orion » 

ψ1 Orionis (psi1 Orionis)

Above the horizon.  Rise: 20:03 | Tran: 2:14 | Set: 8:22
Alt: 20.59°   Az: 245.41°   Direction: West-South-West

ψ1 Orionis is a variable main-sequence star of spectral class B1 in the constellation of Orion.

ψ1 Orionis visual magnitude is 4.95. Because of its moderate brightness, ψ1 Orionis 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 ψ1 Orionis (psi1 Orionis) star
DSS2 image of ψ1 Orionis. The red arrow shows the motion of ψ1 Orionis during the next 100000 years (1.67 arcmin in Right Ascension and 1.67 arcmin in declination);

Celestial Coordinates

Apparent

05h 26m 02s
+01° 52’ 01”
03h 53m 33s
09h 19m 36s

J2000

05h 24m 44s
+01° 50’ 47”

Galactic Coordinates

200.96°
-18.29°

Finder Chart

Finder chart ψ1 Orionis (psi1 Orionis) star
Simplified finder chart for ψ1 Orionis (psi1 Orionis).

Magnitude, Color, Spectral Class

4.95
Main-sequence

-2.71
B1V
13585K

The red dot in the diagram below shows where ψ1 Orionis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of ψ1 Orionis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

ψ1 Orionis is distant 1,108.84 light years from the Sun and it is moving far from the Sun at the speed of 19 kilometers per second.

340.14
1,108.84
19 km/s
0.001 arcsec/y
0.001"/y

Alternative Designations

ψ1 Orionis
(psi1 Orionis)
SAO112734
SAO112734

Visibility from Your Location

Today's ψ1 Orionis (psi1 Orionis) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 88.1°
Max altitude: 40.4°
Azimuth: 271.9°