λ Aquarii (lambda Aquarii)

Below the horizon. Rise: 0:50 | Tran: 6:15 | Set: 11:35

Alt: -11.80° Az: 272.86° Direction: West

λ Aquarii is a variable giant star of spectral class M2 in the constellation of Aquarius.

λ Aquarii visual magnitude is 3.74. Because of its moderate brightness, λ 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.

Image of λ Aquarii (lambda Aquarii) star

DSS2 image of λ Aquarii. The red arrow shows the motion of λ Aquarii during the next 10000 years (1.83 arcmin in Right Ascension and 6.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 22h 53m 56s

Declination -07° 26’ 38”

Hour Angle 06h 38m 27s

Sidereal Time 05h 32m 24s

J2000

Right Ascension 22h 52m 36s

Declination -07° 34’ 46”

Galactic Coordinates

Galactic Longitude 62.19°

Galactic Latitude -55.73°

Finder Chart

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Finder chart for λ Aquarii (lambda Aquarii).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 3.74

Class Giant

Absolute magnitude -1.66

Spectral Type M2III

Color Index (B-V) 1.64

Temperature 3594K

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

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

Distance, Radial Speed, Proper Motion

λ Aquarii is distant 391.36 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

Distance (parsec) 120.05

Distance (light year) 391.36

Radial Speed -9 km/s

Proper Motion RA 0.011 arcsec/y

Proper Motion Dec 0.037"/y

Alternative Designations

Bayer designation λ Aquarii
(lambda Aquarii)

Flamsteed designation 73 Aquarii

Henry Draper Catalogue HD216386

SAO Catalogue SAO146362

Hipparcos Catalogue HIP112961

Durchmusterung Catalogue BD-08 5968

FK5 Catalogue 864

General Catalogue of Variable Stars Lam Aqr

Visibility from Your Location

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

Azimuth: 97.4° RISE 0:50

Max altitude: 31.1° TRANSIT 6:15

Azimuth: 262.6° SET 11:35

Set Location

Other stars in Aquarius