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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
north SunriseRise: 7:40  
clear_day Transit: 11:47  
SunsetSet: 15:53 south
sleep NighttimeWhat's Visible Now?
All Constellations » Sculptor » 


Altitude: -16.2°   Azimuth: 240.1°   Direction: West-South-West

HR89 is a sub-giant star in the constellation of Sculptor.

HR89 visual magnitude is 6.55. Because of its reltive faintness, HR89 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 HR89:


HR89 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -16.2°
Azimuth: 240.1°
Direction: West-South-West

Celestial coordinates and finder chart of HR89

HR89 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 HR89 are provided in the following table:

00h 23m 12s
-31° 02’ 09”

The simplified sky map below shows the position of HR89 in the sky:

Finder chart HR89 star
Simplified finder chart for HR89.

Visibility of HR89 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 HR89 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: 121.0°
Max altitude: 7.5°
Azimuth: 239.0°

Digitized Sky Survey image of HR89

The image below is a photograph of HR89 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 HR89 is 0.029 arcsec per year in Right Ascension and -0.003 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR89 star
DSS2 image of HR89. The red arrow shows the motion of HR89 during the next 10000 years (4.83 arcmin in Right Ascension and -0.50 arcmin in declination);

Distance of HR89 from the Sun and relative movement

HR89 is distant 635.48 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.

194.93 pc
635.48 ly
1 km/s
0.029 arcsec/year
-0.003 arcsec/year

Spectral properties of HR89

HR89 belongs to spectral class B9 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where HR89 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR89. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR89