HR2947

HR2947 is a main-sequence star in the constellation of Puppis.

HR2947 visual magnitude is 6.72. Because of its reltive faintness, HR2947 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 HR2947:

Color of HR2947 ⬤

Magnitude of HR2947 6.72

Class Main-sequence

VISIBILITY RIGHT NOW HR2947 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR2947

HR2947 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR2947 are provided in the following table:

Right Ascension J2000 07h 39m 07s

Declination J2000 -18° 40’ 45”

Galactic Longitude 234.92°

Galactic Latitude 1.61°

Constellation Puppis

The simplified sky map below shows the position of HR2947 in the sky:

Simplified finder chart for HR2947.

Visibility of HR2947 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 HR2947 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: 108.7° RISE 11:57

Max altitude: 19.8° TRANSIT 16:15

Azimuth: 251.3° SET 20:33

RIGHT NOW HR2947 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2947

The image below is a photograph of HR2947 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 HR2947 is -0.021 arcsec per year in Right Ascension and -0.026 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR2947. The red arrow shows the motion of HR2947 during the next 10000 years (-3.50 arcmin in Right Ascension and -4.33 arcmin in declination);

Distance of HR2947 from the Sun and relative movement

HR2947 is distant 893.15 light years from the Sun and it is moving far from the Sun at the speed of 36 kilometers per second.

Distance (parsec) 273.97 pc

Distance (light year) 893.15 ly

Heliocentric radial velocity 36 km/s

Proper Motion RA -0.021 arcsec/year

Proper Motion Dec -0.026 arcsec/year

Spectral properties of HR2947

HR2947 belongs to spectral class B6 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude -0.47

Spectral Type B6V

Color Index (B-V) -0.1

Temperature of HR2947 11573K

The red dot in the diagram below shows where HR2947 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2947. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2947

Henry Draper Catalogue HD61554

SAO Catalogue SAO153195

Hipparcos Catalogue HIP37261

Durchmusterung Catalogue BD-18 1946

In Evidence

Other stars in Puppis