HR3719

Altitude: 44.0° Azimuth: 340.7° Direction: North-North-West

HR3719 is a main-sequence star in the constellation of Draco.

HR3719 visual magnitude is 6.29. Because of its reltive faintness, HR3719 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 HR3719:

Color of HR3719 ⬤

Magnitude of HR3719 6.29

Class Main-sequence

VISIBILITY RIGHT NOW

HR3719 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 44.0°
Azimuth: 340.7°
Direction: North-North-West

Celestial coordinates and finder chart of HR3719

HR3719 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 HR3719 are provided in the following table:

Right Ascension J2000 09h 27m 51s

Declination J2000 +75° 05’ 53”

Galactic Longitude 137.18°

Galactic Latitude 35.8°

Constellation Draco

The simplified sky map below shows the position of HR3719 in the sky:

Simplified finder chart for HR3719.

Visibility of HR3719 from your location

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

HR3719 is circumpolar and transits at 04:44 UTC (altitude: 66.4°)

Digitized Sky Survey image of HR3719

The image below is a photograph of HR3719 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 HR3719 is -0.014 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 HR3719. The red arrow shows the motion of HR3719 during the next 10000 years (-2.33 arcmin in Right Ascension and 2.50 arcmin in declination);

Distance of HR3719 from the Sun and relative movement

HR3719 is distant 473.84 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.

Distance (parsec) 145.35 pc

Distance (light year) 473.84 ly

Heliocentric radial velocity 1 km/s

Proper Motion RA -0.014 arcsec/year

Proper Motion Dec 0.015 arcsec/year

Spectral properties of HR3719

HR3719 belongs to spectral class A5 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 0.48

Spectral Type A5V

Color Index (B-V) 0.07

Temperature of HR3719 9328K

The red dot in the diagram below shows where HR3719 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR3719. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3719

Henry Draper Catalogue HD80930

SAO Catalogue SAO6858

Hipparcos Catalogue HIP46410

Durchmusterung Catalogue BD+75 377

FK5 Catalogue 2749

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In Evidence

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