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public  Yass, Australia Yass, Australia  ⓘ
TimezoneAustralia/Sydney
Sunrise: 7:13 
Transit: 12:08 
Sunset: 17:04
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All Constellations » Aquarius » 

25 Aquarii

Above the horizon.  Rise: 21:01 | Tran: 2:53 | Set: 8:44
Alt: 40.40°   Az: 311.16°   Direction: North-West

25 Aquarii is a double hypergiant star of spectral class K0 in the constellation of Aquarius.

25 Aquarii visual magnitude is 5.1. Because of its faintness, 25 Aquarii 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 25 Aquarii star
DSS2 image of 25 Aquarii. The red arrow shows the motion of 25 Aquarii during the next 10000 years (-4.33 arcmin in Right Ascension and -13.67 arcmin in declination);

Celestial Coordinates

Apparent

21h 40m 50s
+02° 21’ 36”
02h 20m 04s
00h 00m 55s

J2000

21h 39m 33s
+02° 14’ 36”

Galactic Coordinates

57.54°
-35.28°

Finder Chart

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Finder chart for 25 Aquarii.

Magnitude, Color, Spectral Class

5.1
Hypergiant

0.76
K0III
4649K

The red dot in the diagram below shows where 25 Aquarii is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 25 Aquarii. Attribution: Richard Powell / CC BY-SA

Star System Properties

25 Aquarii is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the 25 Aquarii double sysyem:

5.1
11.4
6.3
136.8 arcsec

Distance, Radial Speed, Proper Motion

25 Aquarii is distant 240.59 light years from the Sun and it is moving towards the Sun at the speed of 35 kilometers per second.

73.80
240.59
-35 km/s
-0.026 arcsec/y
-0.082"/y

Alternative Designations

SAO126965
SAO126965

Visibility from Your Location

Today's 25 Aquarii rise, transit and set times from Yass, Australia are the following (all times relative to the local timezone Australia/Sydney):

Azimuth: 87.6°
Max altitude: 52.8°
Azimuth: 272.4°