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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:27 
Transit: 12:14 
Sunset: 17:01
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All Constellations » Pisces » 

Alpherg - η Piscium (eta Piscium)

Above the horizon.  Rise: 8:57 | Tran: 16:16 | Set: 23:35
Alt: 30.02°   Az: 256.64°   Direction: West-South-West

Alpherg, also designated as η Piscium (eta Piscium), is a variable and double giant star of spectral class G7 in the constellation of Pisces.

Alpherg visual magnitude is 3.62. Because of its moderate brightness, Alpherg 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 Alpherg - η Piscium (eta Piscium) star
DSS2 image of Alpherg. The red arrow shows the motion of Alpherg during the next 10000 years (4.67 arcmin in Right Ascension and -1.00 arcmin in declination);

Celestial Coordinates

Apparent

01h 32m 49s
+15° 28’ 28”
04h 03m 46s
05h 36m 36s

J2000

01h 31m 28s
+15° 20’ 44”

Galactic Coordinates

137.01°
-46.43°

Finder Chart

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Finder chart for Alpherg - η Piscium (eta Piscium).

Magnitude, Color, Spectral Class

3.62
Giant

-1.16
G7III
4816K

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

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

Star System Properties

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

3.62
7.22
3.6
0.8 arcsec

Distance, Radial Speed, Proper Motion

Alpherg is distant 293.96 light years from the Sun and it is moving far from the Sun at the speed of 15 kilometers per second.

90.17
293.96
15 km/s
0.028 arcsec/y
-0.006"/y

Alternative Designations

Alpherg
η Piscium
(eta Piscium)
SAO92484
SAO92484

Visibility from Your Location

Today's Alpherg - η Piscium (eta Piscium) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 74.5°
Max altitude: 54.0°
Azimuth: 285.5°