HR2937

Altitude: -50.3° Azimuth: 274.1° Direction: West

HR2937 is a multiple sub-giant star in the constellation of Puppis.

HR2937 visual magnitude is 4.53. Because of its moderate brightness, HR2937 should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about HR2937:

Color of HR2937 ⬤

Magnitude of HR2937 4.53

Class Sub-giant

VISIBILITY RIGHT NOW

HR2937 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -50.3°
Azimuth: 274.1°
Direction: West

Celestial coordinates and finder chart of HR2937

HR2937 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 HR2937 are provided in the following table:

Right Ascension J2000 07h 37m 22s

Declination J2000 -34° 58’ 06”

Galactic Longitude 248.98°

Galactic Latitude -6.67°

Constellation Puppis

The simplified sky map below shows the position of HR2937 in the sky:

Simplified finder chart for HR2937.

Visibility of HR2937 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 HR2937 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: 125.0° RISE 13:52

Max altitude: 3.6° TRANSIT 15:46

Azimuth: 235.0° SET 17:39

RIGHT NOW HR2937 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2937

The image below is a photograph of HR2937 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 HR2937 is -0.022 arcsec per year in Right Ascension and 0.014 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR2937. The red arrow shows the motion of HR2937 during the next 10000 years (-3.67 arcmin in Right Ascension and 2.33 arcmin in declination);

Distance of HR2937 from the Sun and relative movement

HR2937 is distant 358.24 light years from the Sun and it is moving far from the Sun at the speed of 24 kilometers per second.

Distance (parsec) 109.89 pc

Distance (light year) 358.24 ly

Heliocentric radial velocity 24 km/s

Proper Motion RA -0.022 arcsec/year

Proper Motion Dec 0.014 arcsec/year

Spectral properties of HR2937

HR2937 belongs to spectral class B8 and has a luminosity class of IV corresponding to a sub-giant star.

Absolute magnitude -0.67

Spectral Type B8IV

Color Index (B-V) -0.09

Temperature of HR2937 11407K

The red dot in the diagram below shows where HR2937 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2937. Attribution: Richard Powell / CC BY-SA

HR2937 star system properties

HR2937 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 HR2937 double sysyem:

Main star magnitude 4.53

Secondary star magnitude 5.03

Magnitude difference 0.5

Separation 0.1 arcsec

Alternative designations of HR2937

Henry Draper Catalogue HD61330

SAO Catalogue SAO198195

Hipparcos Catalogue HIP37096

Durchmusterung Catalogue CD-34 3755

FK5 Catalogue 290

In Evidence

Other stars in Puppis