π Herculis (pi Herculis)

Above the horizon. Rise: 21:13 | Tran: 7:53 | Set: 18:29

Alt: 74.74° Az: 162.22° Direction: South-South-East

π Herculis is a variable bright giant star of spectral class K3 in the constellation of Hercules.

π Herculis visual magnitude is 3.16. Because of its moderate brightness, π Herculis 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.

DSS2 image of π Herculis. The red arrow shows the motion of π Herculis during the next 10000 years (-4.33 arcmin in Right Ascension and 0.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 17h 15m 55s

Declination +36° 46’ 55”

Hour Angle 23h 36m 57s

Sidereal Time 16h 52m 53s

J2000

Right Ascension 17h 15m 02s

Declination +36° 48’ 33”

Galactic Coordinates

Galactic Longitude 60.66°

Galactic Latitude 34.34°

Finder Chart

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Finder chart for π Herculis (pi Herculis).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 3.16

Class Bright giant

Absolute magnitude -2.10

Spectral Type K3II

Color Index (B-V) 1.44

Temperature 3886K

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

H-R diagram showing the position of π Herculis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

π Herculis is distant 366.70 light years from the Sun and it is moving towards the Sun at the speed of 26 kilometers per second.

Distance (parsec) 112.49

Distance (light year) 366.70

Radial Speed -26 km/s

Proper Motion RA -0.026 arcsec/y

Proper Motion Dec 0.004"/y

Alternative Designations

Bayer designation π Herculis
(pi Herculis)

Flamsteed designation 67 Herculis

Henry Draper Catalogue HD156283

SAO Catalogue SAO65890

Hipparcos Catalogue HIP84380

Durchmusterung Catalogue BD+36 2844

FK5 Catalogue 643

General Catalogue of Variable Stars 8431

Visibility from Your Location

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

Azimuth: 53.2° RISE 21:13

Max altitude: 75.3° TRANSIT 7:53

Azimuth: 306.8° SET 18:29

Set Location

Other stars in Hercules