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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:48  
clear_day Transit: 12:11  
SunsetSet: 17:34
wb_twilight Nautical TwilightWhat's Visible Now?
All Constellations » Cetus » 


Altitude: -30.5°   Azimuth: 35.7°   Direction: North-East

HR737 is a giant star in the constellation of Cetus.

HR737 visual magnitude is 5.25. Because of its reltive faintness, HR737 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR737 is 0.027 arcsec per year in Right Ascension and -0.004 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR737 star
DSS2 image of HR737. The red arrow shows the motion of HR737 during the next 10000 years (4.50 arcmin in Right Ascension and -0.67 arcmin in declination);

Key facts about HR737


HR737 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -30.5°
Azimuth: 35.7°
Direction: North-East

Celestial coordinates and finder chart of HR737

HR737 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 HR737 are provided in the following table:

02h 31m 30s
+02° 16’ 01”

The simplified sky map below shows the position of HR737 in the sky:

Finder chart HR737 star
Simplified finder chart for HR737.

Visibility of HR737 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 HR737 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: 87.7°
Max altitude: 40.8°
Azimuth: 272.3°

Distance of HR737 from the Sun and relative movement

HR737 is distant 475.91 light years from the Sun and it is moving far from the Sun at the speed of 26 kilometers per second.

145.99 pc
475.91 ly
26 km/s
0.027 arcsec/year
-0.004 arcsec/year

Spectral properties of HR737

HR737 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 HR737 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR737. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR737