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🌎  Greenwich, United Kingdom [change]


HR2643 is a main-sequence star in the constellation of Gemini.

HR2643 visual magnitude is 5.93. Because of its reltive faintness, HR2643 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 HR2643:

HR2643 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 5°.

Celestial coordinates and finder chart of HR2643

HR2643 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR2643 are provided in the following table:

07h 03m 30s
+29° 20’ 13”

The simplified sky map below shows the position of HR2643 in the sky:

Finder chart HR2643 star
Simplified finder chart for HR2643.

Visibility of HR2643 from your location

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

Today's HR2643 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 60.7°
Max altitude: 67.9°
Azimuth: 299.3°
HR2643 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2643

The image below is a photograph of HR2643 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 HR2643 is 0.153 arcsec per year in Right Ascension and -0.826 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR2643 star
DSS2 image of HR2643. The red arrow shows the motion of HR2643 during the next 1000 years (2.55 arcmin in Right Ascension and -13.77 arcmin in declination);

Distance of HR2643 from the Sun and relative movement

HR2643 is distant 62.25 light years from the Sun and it is moving far from the Sun at the speed of 22 kilometers per second.

19.09 pc
62.25 ly
22 km/s
0.153 arcsec/year
-0.826 arcsec/year

Spectral properties of HR2643

HR2643 belongs to spectral class G4 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR2643 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2643. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2643