HR2843

Altitude: -54.5° Azimuth: 274.9° Direction: West

HR2843 is a double hypergiant star in the constellation of Puppis.

HR2843 visual magnitude is 6.84. Because of its reltive faintness, HR2843 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 HR2843:

Color of HR2843 ⬤

Magnitude of HR2843 6.84

Class Hypergiant

VISIBILITY RIGHT NOW

HR2843 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -54.5°
Azimuth: 274.9°
Direction: West

Celestial coordinates and finder chart of HR2843

HR2843 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 HR2843 are provided in the following table:

Right Ascension J2000 07h 24m 47s

Declination J2000 -37° 17’ 26”

Galactic Longitude 249.87°

Galactic Latitude -10°

Constellation Puppis

The simplified sky map below shows the position of HR2843 in the sky:

Simplified finder chart for HR2843.

Visibility of HR2843 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 HR2843 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: 127.3° RISE 14:26

Max altitude: 1.2° TRANSIT 15:33

Azimuth: 232.7° SET 16:40

RIGHT NOW HR2843 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2843

The image below is a photograph of HR2843 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 HR2843 is -0.02 arcsec per year in Right Ascension and 0.044 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR2843. The red arrow shows the motion of HR2843 during the next 10000 years (-3.33 arcmin in Right Ascension and 7.33 arcmin in declination);

Spectral properties of HR2843

HR2843 belongs to spectral class F0 and has a luminosity class of V corresponding to a hypergiant star.

Spectral Type F0V

Color Index (B-V) 0.27

Temperature of HR2843 7658K

HR2843 star system properties

HR2843 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR2843 double sysyem:

Main star magnitude 6.84

Secondary star magnitude 6.94

Magnitude difference 0.1

Separation 7 arcsec

Alternative designations of HR2843

Henry Draper Catalogue HD58635

SAO Catalogue SAO197975

Durchmusterung Catalogue CD-37 3549

In Evidence