Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:44  
clear_day Transit: 12:51  
SunsetSet: 18:57 south
sunny DaytimeWhat's Visible Now
All Constellations » Gemini » 


Altitude: 15.1°   Azimuth: 279.7°   Direction: West

HR2631 is a variable star in the constellation of Gemini.

HR2631 visual magnitude is 5.94. Because of its reltive faintness, HR2631 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 HR2631:


HR2631 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 15.1°
Azimuth: 279.7°
Direction: West

Celestial coordinates and finder chart of HR2631

HR2631 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 HR2631 are provided in the following table:

07h 02m 25s
+17° 45’ 20”

The simplified sky map below shows the position of HR2631 in the sky:

Finder chart HR2631 star
Simplified finder chart for HR2631.

Visibility of HR2631 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 HR2631 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: 72.2°
Max altitude: 56.3°
Azimuth: 287.8°

Digitized Sky Survey image of HR2631

The image below is a photograph of HR2631 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 HR2631 is 0.016 arcsec per year in Right Ascension and 0.031 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2631 star
DSS2 image of HR2631. The red arrow shows the motion of HR2631 during the next 10000 years (2.67 arcmin in Right Ascension and 5.17 arcmin in declination);

Distance of HR2631 from the Sun and relative movement

HR2631 is distant 1,352.70 light years from the Sun and it is moving far from the Sun at the speed of 23 kilometers per second.

414.94 pc
1,352.70 ly
23 km/s
0.016 arcsec/year
0.031 arcsec/year

Spectral properties of HR2631

HR2631 belongs to spectral class M1


The red dot in the diagram below shows where HR2631 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2631. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2631