Your guide to the Solar System and the night sky
By donating now you help keep this site alive and free from ads. Please consider supporting this project.
🌎  Observing from: Greenwich, United Kingdom [change]
🌅 Sunrise: 5:52  ☀️ Transit: 12:04  🌅 Sunset: 18:18


HR3135 is a variable main-sequence star in the constellation of Monoceros.

HR3135 visual magnitude is 6.51. Because of its reltive faintness, HR3135 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 HR3135:

HR3135 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR3135

HR3135 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 HR3135 are provided in the following table:

08h 00m 44s
-02° 52’ 54”

The simplified sky map below shows the position of HR3135 in the sky:

Finder chart HR3135 star
Simplified finder chart for HR3135.

Visibility of HR3135 from your location

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

Today's HR3135 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 92.9°
Max altitude: 35.6°
Azimuth: 267.1°
HR3135 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR3135

The image below is a photograph of HR3135 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 HR3135 is -0.014 arcsec per year in Right Ascension and 0.013 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR3135 star
DSS2 image of HR3135. The red arrow shows the motion of HR3135 during the next 10000 years (-2.33 arcmin in Right Ascension and 2.17 arcmin in declination);

Distance of HR3135 from the Sun and relative movement

HR3135 is distant 3,104.76 light years from the Sun and it is moving far from the Sun at the speed of 46 kilometers per second.

952.38 pc
3,104.76 ly
46 km/s
-0.014 arcsec/year
0.013 arcsec/year

Spectral properties of HR3135

HR3135 belongs to spectral class B2 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR3135 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR3135. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3135