HR4043

HR4043 is a double main-sequence star in the constellation of Carina.

HR4043 visual magnitude is 6.22. Because of its reltive faintness, HR4043 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 HR4043:

Color of HR4043 ⬤

Magnitude of HR4043 6.22

Class Main-sequence

VISIBILITY RIGHT NOW HR4043 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR4043

HR4043 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 HR4043 are provided in the following table:

Right Ascension J2000 10h 16m 03s

Declination J2000 -59° 54’ 11”

Galactic Longitude 284.58°

Galactic Latitude -2.69°

Constellation Carina

The simplified sky map below shows the position of HR4043 in the sky:

Simplified finder chart for HR4043.

Visibility of HR4043 from your location

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

HR4043 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR4043

The image below is a photograph of HR4043 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 HR4043 is -0.047 arcsec per year in Right Ascension and 0.016 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR4043. The red arrow shows the motion of HR4043 during the next 10000 years (-7.83 arcmin in Right Ascension and 2.67 arcmin in declination);

Distance of HR4043 from the Sun and relative movement

HR4043 is distant 270.09 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.

Distance (parsec) 82.85 pc

Distance (light year) 270.09 ly

Heliocentric radial velocity 18 km/s

Proper Motion RA -0.047 arcsec/year

Proper Motion Dec 0.016 arcsec/year

Spectral properties of HR4043

HR4043 belongs to spectral class A5 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 1.63

Spectral Type A5V

Color Index (B-V) 0.2

Temperature of HR4043 8163K

The red dot in the diagram below shows where HR4043 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4043. Attribution: Richard Powell / CC BY-SA

HR4043 star system properties

HR4043 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR4043 double sysyem:

Main star magnitude 6.22

Secondary star magnitude 6.32

Magnitude difference 0.1

Separation 0.4 arcsec

Alternative designations of HR4043

Henry Draper Catalogue HD89263

SAO Catalogue SAO237853

Hipparcos Catalogue HIP50287

Durchmusterung Catalogue CP-59 2008

In Evidence

Other stars in Carina