HR983

HR983 is a variable and double main-sequence star in the constellation of Eridanus.

HR983 visual magnitude is 6.17. Because of its reltive faintness, HR983 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 HR983:

Color of HR983 ⬤

Magnitude of HR983 6.17

Class Main-sequence

VISIBILITY RIGHT NOW HR983 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR983

HR983 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 HR983 are provided in the following table:

Right Ascension J2000 03h 16m 00s

Declination J2000 -05° 55’ 06”

Galactic Longitude 187.86°

Galactic Latitude -49.63°

Constellation Eridanus

The simplified sky map below shows the position of HR983 in the sky:

Simplified finder chart for HR983.

Visibility of HR983 from your location

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

Today's HR983 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 95.9° RISE 9:48

Max altitude: 32.6° TRANSIT 15:16

Azimuth: 264.1° SET 20:44

RIGHT NOW HR983 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR983

The image below is a photograph of HR983 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 HR983 is 0.007 arcsec per year in Right Ascension and -0.004 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of HR983. The red arrow shows the motion of HR983 during the next 100000 years (11.67 arcmin in Right Ascension and -6.67 arcmin in declination);

Distance of HR983 from the Sun and relative movement

HR983 is distant 616.26 light years from the Sun and it is moving far from the Sun at the speed of 7 kilometers per second.

Distance (parsec) 189.04 pc

Distance (light year) 616.26 ly

Heliocentric radial velocity 7 km/s

Proper Motion RA 0.007 arcsec/year

Proper Motion Dec -0.004 arcsec/year

Spectral properties of HR983

HR983 belongs to spectral class B9 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude -0.21

Spectral Type B9V

Color Index (B-V) -0.02

Temperature of HR983 10382K

The red dot in the diagram below shows where HR983 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR983. Attribution: Richard Powell / CC BY-SA

HR983 star system properties

HR983 is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the HR983 double sysyem:

Main star magnitude 6.17

Secondary star magnitude 6.37

Magnitude difference 0.2

Separation 0.9 arcsec

Alternative designations of HR983

Henry Draper Catalogue HD20319

SAO Catalogue SAO130388

Hipparcos Catalogue HIP15203

Durchmusterung Catalogue BD-06 636

General Catalogue of Variable Stars 1090

Aitken Double Star Catalogue ADS2440

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Other stars in Eridanus