HR2518

HR2518 is a double sub-giant star in the constellation of Puppis.

HR2518 visual magnitude is 5.26. Because of its reltive faintness, HR2518 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 HR2518:

Color of HR2518 ⬤

Magnitude of HR2518 5.26

Class Sub-giant

VISIBILITY RIGHT NOW HR2518 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR2518

HR2518 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 HR2518 are provided in the following table:

Right Ascension J2000 06h 47m 21s

Declination J2000 -37° 55’ 46”

Galactic Longitude 247.37°

Galactic Latitude -17.02°

Constellation Puppis

The simplified sky map below shows the position of HR2518 in the sky:

Simplified finder chart for HR2518.

Visibility of HR2518 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 HR2518 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: 127.9° RISE 14:37

Max altitude: 0.6° TRANSIT 15:23

Azimuth: 232.1° SET 16:10

RIGHT NOW HR2518 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2518

The image below is a photograph of HR2518 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 HR2518 is -0.007 arcsec per year in Right Ascension and -0.015 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR2518. The red arrow shows the motion of HR2518 during the next 10000 years (-1.17 arcmin in Right Ascension and -2.50 arcmin in declination);

Distance of HR2518 from the Sun and relative movement

HR2518 is distant 330.96 light years from the Sun and it is moving far from the Sun at the speed of 47 kilometers per second.

Distance (parsec) 101.52 pc

Distance (light year) 330.96 ly

Heliocentric radial velocity 47 km/s

Proper Motion RA -0.007 arcsec/year

Proper Motion Dec -0.015 arcsec/year

Spectral properties of HR2518

HR2518 belongs to spectral class B9 and has a luminosity class of IV corresponding to a sub-giant star.

Absolute magnitude 0.23

Spectral Type B9IV

Color Index (B-V) -0.08

Temperature of HR2518 11247K

The red dot in the diagram below shows where HR2518 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2518. Attribution: Richard Powell / CC BY-SA

HR2518 star system properties

HR2518 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 HR2518 double sysyem:

Main star magnitude 5.26

Secondary star magnitude 11.06

Magnitude difference 5.8

Separation 65.4 arcsec

Alternative designations of HR2518

Henry Draper Catalogue HD49591

SAO Catalogue SAO197215

Hipparcos Catalogue HIP32537

Durchmusterung Catalogue CD-37 3080

FK5 Catalogue 1178

In Evidence

Other stars in Puppis