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🌎  Greenwich, United Kingdom [change]


HR734 is a hypergiant star in the constellation of Horologium.

HR734 visual magnitude is 6.37. Because of its reltive faintness, HR734 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 HR734:

HR734 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR734

HR734 is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR734 are provided in the following table:

02h 28m 04s
-64° 17’ 58”

The simplified sky map below shows the position of HR734 in the sky:

Finder chart HR734 star
Simplified finder chart for HR734.

Visibility of HR734 from your location

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

HR734 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR734

The image below is a photograph of HR734 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 HR734 is 0.037 arcsec per year in Right Ascension and 0.001 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR734 star
DSS2 image of HR734. The red arrow shows the motion of HR734 during the next 10000 years (6.17 arcmin in Right Ascension and 0.17 arcmin in declination);

Distance of HR734 from the Sun and relative movement

HR734 is distant 384.89 light years from the Sun and it is moving far from the Sun at the speed of 10 kilometers per second.

118.06 pc
384.89 ly
10 km/s
0.037 arcsec/year
0.001 arcsec/year

Spectral properties of HR734

HR734 belongs to spectral class A0 and has a luminosity class of V corresponding to a hypergiant star.


The red dot in the diagram below shows where HR734 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR734. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR734