HR2761

HR2761 is a variable hypergiant star in the constellation of Puppis.

HR2761 visual magnitude is 5.72. Because of its reltive faintness, HR2761 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 HR2761:

Color of HR2761 ⬤

Magnitude of HR2761 5.72

Class Hypergiant

VISIBILITY RIGHT NOW HR2761 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR2761

HR2761 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 HR2761 are provided in the following table:

Right Ascension J2000 07h 14m 45s

Declination J2000 -46° 50’ 58”

Galactic Longitude 257.96°

Galactic Latitude -15.71°

Constellation Puppis

The simplified sky map below shows the position of HR2761 in the sky:

Simplified finder chart for HR2761.

Visibility of HR2761 from your location

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

HR2761 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR2761

The image below is a photograph of HR2761 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 HR2761 is -0.018 arcsec per year in Right Ascension and -0.008 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR2761. The red arrow shows the motion of HR2761 during the next 10000 years (-3.00 arcmin in Right Ascension and -1.33 arcmin in declination);

Distance of HR2761 from the Sun and relative movement

HR2761 is distant 425.03 light years from the Sun and it is moving far from the Sun at the speed of 40 kilometers per second.

Distance (parsec) 130.38 pc

Distance (light year) 425.03 ly

Heliocentric radial velocity 40 km/s

Proper Motion RA -0.018 arcsec/year

Proper Motion Dec -0.008 arcsec/year

Spectral properties of HR2761

HR2761 belongs to spectral class A0 HR2761 is also a Si chemically peculiar star.

Absolute magnitude 0.14

Spectral Type A0

Color Index (B-V) -0.11

Temperature of HR2761 11744K

The red dot in the diagram below shows where HR2761 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2761. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2761

Henry Draper Catalogue HD56455

SAO Catalogue SAO218570

Hipparcos Catalogue HIP35029

Durchmusterung Catalogue CD-46 3000

General Catalogue of Variable Stars PR Pup

In Evidence

Other stars in Puppis