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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:15 
Transit: 12:47 
Sunset: 18:17
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All Constellations » Cygnus » 

π2 Cygni (pi2 Cygni)

Above the horizon.  Circumpolar today
Alt: 25.82°   Az: 41.67°   Direction: North-East

π2 Cygni is a giant star of spectral class B3 in the constellation of Cygnus.

π2 Cygni visual magnitude is 4.23. Because of its moderate brightness, π2 Cygni 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 π2 Cygni (pi2 Cygni) star
DSS2 image of π2 Cygni. The red arrow shows the motion of π2 Cygni during the next 100000 years (6.67 arcmin in Right Ascension and -3.33 arcmin in declination);

Celestial Coordinates

Apparent

21h 47m 42s
+49° 25’ 29”
16h 27m 44s
14h 15m 27s

J2000

21h 46m 47s
+49° 18’ 33”

Galactic Coordinates

94.83°
-3.22°

Finder Chart

Finder chart π2 Cygni (pi2 Cygni) star
Simplified finder chart for π2 Cygni (pi2 Cygni).

Magnitude, Color, Spectral Class

4.23
Giant

-3.52
B3III
11920K

The red dot in the diagram below shows where π2 Cygni is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of π2 Cygni. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

π2 Cygni is distant 1,156.03 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

354.61
1,156.03
-12 km/s
0.004 arcsec/y
-0.002"/y

Alternative Designations

π2 Cygni
(pi2 Cygni)
SAO51293
SAO51293

Visibility from Your Location

π2 Cygni (pi2 Cygni) is circumpolar and transits at 20:31 UTC (altitude: 87.9°)