π Geminorum (pi Geminorum)

Above the horizon. Rise: 6:08 | Tran: 15:48 | Set: 1:31

Alt: 39.95° Az: 275.70° Direction: West

π Geminorum is a variable and multiple giant star of spectral class M1 in the constellation of Gemini.

π Geminorum visual magnitude is 5.14. Because of its faintness, π Geminorum 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 π Geminorum (pi Geminorum) star

DSS2 image of π Geminorum. The red arrow shows the motion of π Geminorum during the next 10000 years (-3.00 arcmin in Right Ascension and -4.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 07h 49m 08s

Declination +33° 21’ 03”

Hour Angle 04h 23m 49s

Sidereal Time 12h 12m 57s

J2000

Right Ascension 07h 47m 30s

Declination +33° 24’ 56”

Galactic Coordinates

Galactic Longitude 186.76°

Galactic Latitude 25.53°

Finder Chart

Loading map...

Finder chart for π Geminorum (pi Geminorum).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.14

Class Giant

Absolute magnitude -1.04

Spectral Type M1III

Color Index (B-V) 1.6

Temperature 3649K

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

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

Star System Properties

π Geminorum is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the π Geminorum double sysyem:

Main star magnitude 5.14

Secondary star magnitude 10.34

Magnitude difference 5.2

Separation 21 arcsec

Distance, Radial Speed, Proper Motion

π Geminorum is distant 562.07 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

Distance (parsec) 172.41

Distance (light year) 562.07

Radial Speed -12 km/s

Proper Motion RA -0.018 arcsec/y

Proper Motion Dec -0.029"/y

Alternative Designations

Bayer designation π Geminorum
(pi Geminorum)

Flamsteed designation 80 Geminorum

Henry Draper Catalogue HD62898

SAO Catalogue SAO60340

Hipparcos Catalogue HIP38016

Durchmusterung Catalogue BD+33 1585

FK5 Catalogue 296

General Catalogue of Variable Stars 3729

Aitken Double Star Catalogue ADS6364

Visibility from Your Location

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

Azimuth: 56.6° RISE 6:08

Max altitude: 71.9° TRANSIT 15:48

Azimuth: 303.4° SET 1:31

Set Location

Other stars in Gemini