HR4339

Altitude: -69.4° Azimuth: 334.2° Direction: North-North-West

HR4339 is a variable main-sequence star in the constellation of Hydra.

HR4339 visual magnitude is 5.81. Because of its reltive faintness, HR4339 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 HR4339:

Color of HR4339 ⬤

Magnitude of HR4339 5.81

Class Main-sequence

VISIBILITY RIGHT NOW

HR4339 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -69.4°
Azimuth: 334.2°
Direction: North-North-West

Celestial coordinates and finder chart of HR4339

HR4339 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 HR4339 are provided in the following table:

Right Ascension J2000 11h 09m 53s

Declination J2000 -32° 22’ 02”

Galactic Longitude 279.22°

Galactic Latitude 25.79°

Constellation Hydra

The simplified sky map below shows the position of HR4339 in the sky:

Simplified finder chart for HR4339.

Visibility of HR4339 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 HR4339 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: 122.4° RISE 16:30

Max altitude: 6.2° TRANSIT 18:58

Azimuth: 237.6° SET 21:26

RIGHT NOW HR4339 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR4339

The image below is a photograph of HR4339 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 HR4339 is 0.023 arcsec per year in Right Ascension and -0.029 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR4339. The red arrow shows the motion of HR4339 during the next 10000 years (3.83 arcmin in Right Ascension and -4.83 arcmin in declination);

Distance of HR4339 from the Sun and relative movement

HR4339 is distant 341.72 light years from the Sun

Distance (parsec) 104.82 pc

Distance (light year) 341.72 ly

Proper Motion RA 0.023 arcsec/year

Proper Motion Dec -0.029 arcsec/year

Spectral properties of HR4339

HR4339 belongs to spectral class A2 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 0.71

Spectral Type A2V

Color Index (B-V) 0.04

Temperature of HR4339 9652K

The red dot in the diagram below shows where HR4339 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4339. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4339

Henry Draper Catalogue HD97023

SAO Catalogue SAO202149

Hipparcos Catalogue HIP54561

Durchmusterung Catalogue CD-31 8816

General Catalogue of Variable Stars 5111

In Evidence

Other stars in Hydra