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🌎  Greenwich, United Kingdom [change]

HR4507

HR4507 is a double hypergiant star in the constellation of Chamaeleon.

HR4507 visual magnitude is 6.33. Because of its reltive faintness, HR4507 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 HR4507:

6.33
Hypergiant
HR4507 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR4507

HR4507 is situated close to the southern celestial pole and, as such, it is easilty visible for most part of the year from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4507 are provided in the following table:

11h 41m 01s
-83° 05’ 59”
300.71°
-20.53°
Chamaeleon

The simplified sky map below shows the position of HR4507 in the sky:

Finder chart HR4507 star
Simplified finder chart for HR4507.

Visibility of HR4507 from your location

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

HR4507 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR4507

The image below is a photograph of HR4507 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 HR4507 is -0.071 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.

Image of HR4507 star
DSS2 image of HR4507. The red arrow shows the motion of HR4507 during the next 10000 years (-11.83 arcmin in Right Ascension and 2.50 arcmin in declination);

Distance of HR4507 from the Sun and relative movement

HR4507 is distant 344.24 light years from the Sun and it is moving far from the Sun at the speed of 12 kilometers per second.

105.60 pc
344.24 ly
12 km/s
-0.071 arcsec/year
0.015 arcsec/year

Spectral properties of HR4507

HR4507 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.

1.21
K0III
4559K

The red dot in the diagram below shows where HR4507 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR4507. Attribution: Richard Powell / CC BY-SA

HR4507 star system properties

HR4507 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 HR4507 double sysyem:

6.33
11.53
5.2
22.2 arcsec

Alternative designations of HR4507

SAO258621
SAO258621