HR4723

Altitude: -1.6° Azimuth: 135.5° Direction: South-East

HR4723 is a giant star in the constellation of Hydra.

HR4723 visual magnitude is 6.09. Because of its reltive faintness, HR4723 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 HR4723:

Color of HR4723 ⬤

Magnitude of HR4723 6.09

Class Giant

VISIBILITY RIGHT NOW

HR4723 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -1.6°
Azimuth: 135.5°
Direction: South-East

Celestial coordinates and finder chart of HR4723

HR4723 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 HR4723 are provided in the following table:

Right Ascension J2000 12h 25m 18s

Declination J2000 -27° 44’ 57”

Galactic Longitude 295.89°

Galactic Latitude 34.77°

Constellation Hydra

The simplified sky map below shows the position of HR4723 in the sky:

Simplified finder chart for HR4723.

Visibility of HR4723 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 HR4723 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: 117.7° RISE 4:36

Max altitude: 10.8° TRANSIT 7:49

Azimuth: 242.3° SET 11:03

Digitized Sky Survey image of HR4723

The image below is a photograph of HR4723 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 HR4723 is 0.005 arcsec per year in Right Ascension and -0.001 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of HR4723. The red arrow shows the motion of HR4723 during the next 100000 years (8.33 arcmin in Right Ascension and -1.67 arcmin in declination);

Distance of HR4723 from the Sun and relative movement

HR4723 is distant 643.00 light years from the Sun and it is moving far from the Sun at the speed of 10 kilometers per second.

Distance (parsec) 197.24 pc

Distance (light year) 643.00 ly

Heliocentric radial velocity 10 km/s

Proper Motion RA 0.005 arcsec/year

Proper Motion Dec -0.001 arcsec/year

Spectral properties of HR4723

HR4723 belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -0.38

Spectral Type K1III

Color Index (B-V) 1.27

Temperature of HR4723 4176K

The red dot in the diagram below shows where HR4723 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4723. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4723

Henry Draper Catalogue HD108110

SAO Catalogue SAO180786

Hipparcos Catalogue HIP60603

Durchmusterung Catalogue CD-27 8670

FK5 Catalogue 1319

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In Evidence

Other stars in Hydra