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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 5:51  
clear_day Transit: 12:57  
SunsetSet: 20:04
sunny DaytimeWhat's Visible Now?
All Constellations » Vela » 


Altitude: -4.1°   Azimuth: 159.9°   Direction: South-South-East

HR3729 is a giant star in the constellation of Vela.

HR3729 visual magnitude is 6.54. Because of its reltive faintness, HR3729 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR3729 is -0.063 arcsec per year in Right Ascension and 0.074 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR3729 star
DSS2 image of HR3729. The red arrow shows the motion of HR3729 during the next 10000 years (-10.50 arcmin in Right Ascension and 12.33 arcmin in declination);

Key facts about HR3729


HR3729 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -4.1°
Azimuth: 159.9°
Direction: South-South-East

Celestial coordinates and finder chart of HR3729

HR3729 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 HR3729 are provided in the following table:

09h 22m 36s
-39° 46’ 28”

The simplified sky map below shows the position of HR3729 in the sky:

Finder chart HR3729 star
Simplified finder chart for HR3729.

Visibility of HR3729 from your location

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

HR3729 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR3729 from the Sun and relative movement

HR3729 is distant 401.48 light years from the Sun and it is moving far from the Sun at the speed of 23 kilometers per second.

123.15 pc
401.48 ly
23 km/s
-0.063 arcsec/year
0.074 arcsec/year

Spectral properties of HR3729

HR3729 belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR3729 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR3729. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3729