Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]
🌅 Sunrise: 6:50  ☀️ Transit: 13:04  🌅 Sunset: 19:19


HR3150 is a hypergiant star in the constellation of Monoceros.

HR3150 visual magnitude is 6.33. Because of its reltive faintness, HR3150 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 HR3150:

HR3150 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR3150

HR3150 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 HR3150 are provided in the following table:

08h 02m 26s
-06° 20’ 13”

The simplified sky map below shows the position of HR3150 in the sky:

Finder chart HR3150 star
Simplified finder chart for HR3150.

Visibility of HR3150 from your location

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

Today's HR3150 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 96.3°
Max altitude: 32.2°
Azimuth: 263.7°
HR3150 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR3150

The image below is a photograph of HR3150 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 HR3150 is 0.006 arcsec per year in Right Ascension and -0.014 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR3150 star
DSS2 image of HR3150. The red arrow shows the motion of HR3150 during the next 10000 years (1.00 arcmin in Right Ascension and -2.33 arcmin in declination);

Distance of HR3150 from the Sun and relative movement

HR3150 is distant 355.12 light years from the Sun and it is moving towards the Sun at the speed of 17 kilometers per second.

108.93 pc
355.12 ly
-17 km/s
0.006 arcsec/year
-0.014 arcsec/year

Spectral properties of HR3150

HR3150 belongs to spectral class G0 and has a luminosity class of III corresponding to a hypergiant star.


The red dot in the diagram below shows where HR3150 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR3150. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3150