π Aquarii (pi Aquarii)

Below the horizon. Rise: 23:10 | Tran: 5:20 | Set: 11:25

Alt: -33.05° Az: 330.21° Direction: South-West

π Aquarii is a variable main-sequence star of spectral class B1 in the constellation of Aquarius.

π Aquarii visual magnitude is 4.66. Because of its moderate brightness, π Aquarii 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 Aquarii. The red arrow shows the motion of π Aquarii during the next 10000 years (3.17 arcmin in Right Ascension and 0.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 22h 26m 34s

Declination +01° 30’ 27”

Hour Angle 10h 21m 32s

Sidereal Time 08h 48m 06s

J2000

Right Ascension 22h 25m 16s

Declination +01° 22’ 38”

Galactic Coordinates

Galactic Longitude 66.01°

Galactic Latitude -44.74°

Finder Chart

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Finder chart for π Aquarii (pi Aquarii).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.66

Class Main-sequence

Absolute magnitude -2.98

Spectral Type B1V

Color Index (B-V) -0.03

Temperature 10516K

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

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

Distance, Radial Speed, Proper Motion

π Aquarii is distant 1,101.35 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.

Distance (parsec) 337.84

Distance (light year) 1,101.35

Radial Speed 4 km/s

Proper Motion RA 0.019 arcsec/y

Proper Motion Dec 0.001"/y

Alternative Designations

Bayer designation π Aquarii
(pi Aquarii)

Flamsteed designation 52 Aquarii

Henry Draper Catalogue HD212571

SAO Catalogue SAO127520

Hipparcos Catalogue HIP110672

Durchmusterung Catalogue BD+00 4872

FK5 Catalogue 1585

General Catalogue of Variable Stars Pi Aqr

Visibility from Your Location

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

Azimuth: 88.5° RISE 23:10

Max altitude: 40.0° TRANSIT 5:20

Azimuth: 271.5° SET 11:25

Set Location

Other stars in Aquarius