HR2981

HR2981 is a main-sequence star in the constellation of Puppis.

HR2981 visual magnitude is 5.42. Because of its reltive faintness, HR2981 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 HR2981:

Color of HR2981 ⬤

Magnitude of HR2981 5.42

Class Main-sequence

VISIBILITY RIGHT NOW HR2981 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR2981

HR2981 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 HR2981 are provided in the following table:

Right Ascension J2000 07h 41m 15s

Declination J2000 -38° 32’ 00”

Galactic Longitude 252.51°

Galactic Latitude -7.69°

Constellation Puppis

The simplified sky map below shows the position of HR2981 in the sky:

Simplified finder chart for HR2981.

Visibility of HR2981 from your location

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

HR2981 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR2981

The image below is a photograph of HR2981 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 HR2981 is -0.017 arcsec per year in Right Ascension and 0.013 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR2981. The red arrow shows the motion of HR2981 during the next 10000 years (-2.83 arcmin in Right Ascension and 2.17 arcmin in declination);

Distance of HR2981 from the Sun and relative movement

HR2981 is distant 617.42 light years from the Sun and it is moving far from the Sun at the speed of 40 kilometers per second.

Distance (parsec) 189.39 pc

Distance (light year) 617.42 ly

Heliocentric radial velocity 40 km/s

Proper Motion RA -0.017 arcsec/year

Proper Motion Dec 0.013 arcsec/year

Spectral properties of HR2981

HR2981 belongs to spectral class B5 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude -0.97

Spectral Type B5V

Color Index (B-V) -0.15

Temperature of HR2981 12489K

The red dot in the diagram below shows where HR2981 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2981. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2981

Henry Draper Catalogue HD62226

SAO Catalogue SAO198298

Hipparcos Catalogue HIP37450

Durchmusterung Catalogue CD-38 3556

In Evidence

Other stars in Puppis