Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:54  
clear_day Transit: 12:49  
SunsetSet: 18:43 south
sunny DaytimeWhat's Visible Now
All Constellations » Carina » 


Altitude: -26.3°   Azimuth: 164.8°   Direction: South-South-East

HR3663 is a giant star in the constellation of Carina.

HR3663 visual magnitude is 3.97. Because of its moderate brightness, HR3663 should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about HR3663:


HR3663 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -26.3°
Azimuth: 164.8°
Direction: South-South-East

Celestial coordinates and finder chart of HR3663

HR3663 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 HR3663 are provided in the following table:

09h 11m 16s
-62° 19’ 01”

The simplified sky map below shows the position of HR3663 in the sky:

Finder chart HR3663 star
Simplified finder chart for HR3663.

Visibility of HR3663 from your location

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

HR3663 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR3663

The image below is a photograph of HR3663 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 HR3663 is -0.043 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.

Image of HR3663 star
DSS2 image of HR3663. The red arrow shows the motion of HR3663 during the next 10000 years (-7.17 arcmin in Right Ascension and 1.50 arcmin in declination);

Distance of HR3663 from the Sun and relative movement

HR3663 is distant 499.23 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.

153.14 pc
499.23 ly
18 km/s
-0.043 arcsec/year
0.009 arcsec/year

Spectral properties of HR3663

HR3663 belongs to spectral class B3 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR3663 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR3663. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3663