Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:47  
clear_day Transit: 12:50  
SunsetSet: 18:52 south
sleep NighttimeWhat's Visible Now
All Constellations » Pisces » 

42 Piscium

Altitude: 33.9°   Azimuth: 113.2°   Direction: East-South-East

42 Piscium is a double giant star in the constellation of Pisces.

42 Piscium visual magnitude is 6.23. Because of its reltive faintness, 42 Piscium should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about 42 Piscium:


42 Piscium is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 33.9°
Azimuth: 113.2°
Direction: East-South-East

Celestial coordinates and finder chart of 42 Piscium

42 Piscium is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 42 Piscium are provided in the following table:

00h 22m 25s
+13° 28’ 56”

The simplified sky map below shows the position of 42 Piscium in the sky:

Finder chart 42 Piscium star
Simplified finder chart for 42 Piscium.

Visibility of 42 Piscium from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's 42 Piscium rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 76.5°
Max altitude: 52.0°
Azimuth: 283.5°

Digitized Sky Survey image of 42 Piscium

The image below is a photograph of 42 Piscium from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of 42 Piscium is 0.062 arcsec per year in Right Ascension and 0.021 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 42 Piscium star
DSS2 image of 42 Piscium. The red arrow shows the motion of 42 Piscium during the next 10000 years (10.33 arcmin in Right Ascension and 3.50 arcmin in declination);

Distance of 42 Piscium from the Sun and relative movement

42 Piscium is distant 545.15 light years from the Sun and it is moving far from the Sun at the speed of 3 kilometers per second.

167.22 pc
545.15 ly
3 km/s
0.062 arcsec/year
0.021 arcsec/year

Spectral properties of 42 Piscium

42 Piscium belongs to spectral class K3 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where 42 Piscium is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 42 Piscium. Attribution: Richard Powell / CC BY-SA

42 Piscium star system properties

42 Piscium 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 42 Piscium double sysyem:

28.9 arcsec

Alternative designations of 42 Piscium