Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]
🌅 Sunrise: 6:45  ☀️ Transit: 13:03  🌅 Sunset: 19:23

77 Piscium

77 Piscium is a multiple main-sequence star in the constellation of Pisces.

77 Piscium visual magnitude is 7.25. Because of its reltive faintness, 77 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 77 Piscium:

77 Piscium is above the horizon from Greenwich, United Kingdom [change]. Altitude: 11°.

Celestial coordinates and finder chart of 77 Piscium

77 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 77 Piscium are provided in the following table:

01h 05m 51s
+04° 54’ 33”

The simplified sky map below shows the position of 77 Piscium in the sky:

Finder chart 77 Piscium star
Simplified finder chart for 77 Piscium.

Visibility of 77 Piscium from your location

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

Today's 77 Piscium rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 85.1°
Max altitude: 43.4°
Azimuth: 274.9°
77 Piscium is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 77 Piscium

The image below is a photograph of 77 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 77 Piscium is 0.029 arcsec per year in Right Ascension and -0.119 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of 77 Piscium star
DSS2 image of 77 Piscium. The red arrow shows the motion of 77 Piscium during the next 1000 years (0.48 arcmin in Right Ascension and -1.98 arcmin in declination);

Distance of 77 Piscium from the Sun and relative movement

77 Piscium is distant 143.68 light years from the Sun and it is moving towards the Sun at the speed of 10 kilometers per second.

44.07 pc
143.68 ly
-10 km/s
0.029 arcsec/year
-0.119 arcsec/year

Spectral properties of 77 Piscium

77 Piscium belongs to spectral class F6 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where 77 Piscium is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 77 Piscium. Attribution: Richard Powell / CC BY-SA

77 Piscium star system properties

77 Piscium is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the 77 Piscium double sysyem:

33 arcsec

Alternative designations of 77 Piscium