HR2743

HR2743 is a sub-giant star in the constellation of Canis Major.

HR2743 visual magnitude is 6.33. Because of its reltive faintness, HR2743 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 HR2743:

Color of HR2743 ⬤

Magnitude of HR2743 6.33

Class Sub-giant

VISIBILITY RIGHT NOW HR2743 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR2743

HR2743 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR2743 are provided in the following table:

Right Ascension J2000 07h 13m 57s

Declination J2000 -30° 20’ 23”

Galactic Longitude 242.54°

Galactic Latitude -8.92°

Constellation Canis Major

The simplified sky map below shows the position of HR2743 in the sky:

Simplified finder chart for HR2743.

Visibility of HR2743 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 HR2743 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: 120.3° RISE 13:00

Max altitude: 8.2° TRANSIT 15:50

Azimuth: 239.7° SET 18:40

RIGHT NOW HR2743 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2743

The image below is a photograph of HR2743 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 HR2743 is -0.015 arcsec per year in Right Ascension and -0.006 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR2743. The red arrow shows the motion of HR2743 during the next 10000 years (-2.50 arcmin in Right Ascension and -1.00 arcmin in declination);

Distance of HR2743 from the Sun and relative movement

HR2743 is distant 1,448.89 light years from the Sun and it is moving far from the Sun at the speed of 24 kilometers per second.

Distance (parsec) 444.44 pc

Distance (light year) 1,448.89 ly

Heliocentric radial velocity 24 km/s

Proper Motion RA -0.015 arcsec/year

Proper Motion Dec -0.006 arcsec/year

Spectral properties of HR2743

HR2743 belongs to spectral class B2 and has a luminosity class of IV corresponding to a sub-giant star.

Absolute magnitude -1.91

Spectral Type B2IV

Color Index (B-V) -0.2

Temperature of HR2743 13585K

The red dot in the diagram below shows where HR2743 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2743. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2743

Henry Draper Catalogue HD55985

SAO Catalogue SAO197722

Hipparcos Catalogue HIP34954

Durchmusterung Catalogue CD-30 4146

In Evidence

Other stars in Canis Major