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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
north SunriseRise: 7:48  
clear_day Transit: 11:49  
SunsetSet: 15:50 south
wb_twilight Nautical TwilightWhat's Visible Now?
All Constellations » Cetus » 


Altitude: 15.3°   Azimuth: 140.6°   Direction: South-East

HR150 is a giant star in the constellation of Cetus.

HR150 visual magnitude is 6.45. Because of its reltive faintness, HR150 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 HR150:


HR150 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 15.3°
Azimuth: 140.6°
Direction: South-East

Celestial coordinates and finder chart of HR150

HR150 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 HR150 are provided in the following table:

00h 36m 02s
-14° 58’ 24”

The simplified sky map below shows the position of HR150 in the sky:

Finder chart HR150 star
Simplified finder chart for HR150.

Visibility of HR150 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 HR150 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: 105.0°
Max altitude: 23.5°
Azimuth: 255.0°

Digitized Sky Survey image of HR150

The image below is a photograph of HR150 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 HR150 is -0.083 arcsec per year in Right Ascension and -0.079 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR150 star
DSS2 image of HR150. The red arrow shows the motion of HR150 during the next 10000 years (-13.83 arcmin in Right Ascension and -13.17 arcmin in declination);

Distance of HR150 from the Sun and relative movement

HR150 is distant 463.73 light years from the Sun and it is moving far from the Sun at the speed of 12 kilometers per second.

142.25 pc
463.73 ly
12 km/s
-0.083 arcsec/year
-0.079 arcsec/year

Spectral properties of HR150

HR150 belongs to spectral class G9 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR150 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR150. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR150