HR4934

Altitude: 42.4° Azimuth: 36.8° Direction: North-East

HR4934 is a double main-sequence star in the constellation of Draco.

HR4934 visual magnitude is 6. Because of its reltive faintness, HR4934 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 HR4934:

Color of HR4934 ⬤

Magnitude of HR4934 6

Class Main-sequence

VISIBILITY RIGHT NOW

HR4934 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 42.4°
Azimuth: 36.8°
Direction: North-East

Celestial coordinates and finder chart of HR4934

HR4934 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4934 are provided in the following table:

Right Ascension J2000 13h 01m 46s

Declination J2000 +63° 36’ 37”

Galactic Longitude 121°

Galactic Latitude 53.48°

Constellation Draco

The simplified sky map below shows the position of HR4934 in the sky:

Simplified finder chart for HR4934.

Visibility of HR4934 from your location

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

HR4934 is circumpolar and transits at 08:06 UTC (altitude: 77.9°)

Digitized Sky Survey image of HR4934

The image below is a photograph of HR4934 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 HR4934 is -0.18 arcsec per year in Right Ascension and 0.029 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of HR4934. The red arrow shows the motion of HR4934 during the next 1000 years (-3.00 arcmin in Right Ascension and 0.48 arcmin in declination);

Distance of HR4934 from the Sun and relative movement

HR4934 is distant 122.01 light years from the Sun and it is moving towards the Sun at the speed of 11 kilometers per second.

Distance (parsec) 37.43 pc

Distance (light year) 122.01 ly

Heliocentric radial velocity -11 km/s

Proper Motion RA -0.18 arcsec/year

Proper Motion Dec 0.029 arcsec/year

Spectral properties of HR4934

HR4934 belongs to spectral class F6 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 3.13

Spectral Type F6V

Color Index (B-V) 0.41

Temperature of HR4934 6827K

The red dot in the diagram below shows where HR4934 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4934. Attribution: Richard Powell / CC BY-SA

HR4934 star system properties

HR4934 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 HR4934 double sysyem:

Main star magnitude 6

Secondary star magnitude 15.4

Magnitude difference 9.4

Separation 119 arcsec

Alternative designations of HR4934

Henry Draper Catalogue HD113337

SAO Catalogue SAO15962

Hipparcos Catalogue HIP63584

Durchmusterung Catalogue BD+64 927

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In Evidence

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