HR4484

Altitude: -28.3° Azimuth: 306.7° Direction: North-West

HR4484 is a double giant star in the constellation of Virgo.

HR4484 visual magnitude is 6.22. Because of its reltive faintness, HR4484 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 HR4484:

Color of HR4484 ⬤

Magnitude of HR4484 6.22

Class Giant

VISIBILITY RIGHT NOW

HR4484 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -28.3°
Azimuth: 306.7°
Direction: North-West

Celestial coordinates and finder chart of HR4484

HR4484 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 HR4484 are provided in the following table:

Right Ascension J2000 11h 38m 24s

Declination J2000 -02° 26’ 09”

Galactic Longitude 269.29°

Galactic Latitude 55.59°

Constellation Virgo

The simplified sky map below shows the position of HR4484 in the sky:

Simplified finder chart for HR4484.

Visibility of HR4484 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 HR4484 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: 92.4° RISE 0:45

Max altitude: 36.1° TRANSIT 6:31

Azimuth: 267.6° SET 12:17

Digitized Sky Survey image of HR4484

The image below is a photograph of HR4484 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 HR4484 is -0.031 arcsec per year in Right Ascension and 0.009 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR4484. The red arrow shows the motion of HR4484 during the next 10000 years (-5.17 arcmin in Right Ascension and 1.50 arcmin in declination);

Distance of HR4484 from the Sun and relative movement

HR4484 is distant 373.42 light years from the Sun and it is moving towards the Sun at the speed of 15 kilometers per second.

Distance (parsec) 114.55 pc

Distance (light year) 373.42 ly

Heliocentric radial velocity -15 km/s

Proper Motion RA -0.031 arcsec/year

Proper Motion Dec 0.009 arcsec/year

Spectral properties of HR4484

HR4484 belongs to spectral class G9 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 0.93

Spectral Type G9III

Color Index (B-V) 1.12

Temperature of HR4484 4472K

The red dot in the diagram below shows where HR4484 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4484. Attribution: Richard Powell / CC BY-SA

HR4484 star system properties

HR4484 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR4484 double sysyem:

Main star magnitude 6.22

Secondary star magnitude 10.92

Magnitude difference 4.7

Separation 5.2 arcsec

Alternative designations of HR4484

Henry Draper Catalogue HD101154

SAO Catalogue SAO138314

Hipparcos Catalogue HIP56775

Durchmusterung Catalogue BD-01 2546

Aitken Double Star Catalogue ADS8247

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In Evidence

Other stars in Virgo