We use cookies to deliver essential features and to measure their performance. By using this site you accept our Privacy Policies.
A Complete Guide to the Solar System and the Night Sky
Donate now and help us to keep this site free and ad-free!
public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:49  
clear_day Transit: 11:49  
SunsetSet: 15:50 south
wb_twilight Nautical TwilightWhat's Visible Now?
All Constellations » Pisces » 

91 Piscium

Altitude: -7.4°   Azimuth: 340.5°   Direction: North-North-West

91 Piscium is a giant star in the constellation of Pisces.

91 Piscium visual magnitude is 5.23. Because of its reltive faintness, 91 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 91 Piscium:

5.23
Giant

91 Piscium is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -7.4°
Azimuth: 340.5°
Direction: North-North-West

Celestial coordinates and finder chart of 91 Piscium

91 Piscium is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 91 Piscium are provided in the following table:

01h 21m 07s
+28° 44’ 17”
130.75°
-33.68°
Pisces

The simplified sky map below shows the position of 91 Piscium in the sky:

Finder chart 91 Piscium star
Simplified finder chart for 91 Piscium.

Visibility of 91 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 91 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: 61.3°
Max altitude: 67.3°
Azimuth: 298.7°

Digitized Sky Survey image of 91 Piscium

The image below is a photograph of 91 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 91 Piscium is 0.027 arcsec per year in Right Ascension and -0.078 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 91 Piscium star
DSS2 image of 91 Piscium. The red arrow shows the motion of 91 Piscium during the next 10000 years (4.50 arcmin in Right Ascension and -13.00 arcmin in declination);

Distance of 91 Piscium from the Sun and relative movement

91 Piscium is distant 343.52 light years from the Sun and it is moving towards the Sun at the speed of 36 kilometers per second.

105.37 pc
343.52 ly
-36 km/s
0.027 arcsec/year
-0.078 arcsec/year

Spectral properties of 91 Piscium

91 Piscium belongs to spectral class K5

0.12
K5
3967K

The red dot in the diagram below shows where 91 Piscium is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 91 Piscium. Attribution: Richard Powell / CC BY-SA

Alternative designations of 91 Piscium

SAO74647
SAO74647