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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: 7:47  
clear_day Transit: 11:49  
SunsetSet: 15:50 south
wb_twilight Astronomical TwilightWhat's Visible Now?
All Constellations » Eridanus » 


Altitude: -37.6°   Azimuth: 254.4°   Direction: West-South-West

HR1189 is a double main-sequence star in the constellation of Eridanus.

HR1189 visual magnitude is 5.4. Because of its reltive faintness, HR1189 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 HR1189:


HR1189 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -37.6°
Azimuth: 254.4°
Direction: West-South-West

Celestial coordinates and finder chart of HR1189

HR1189 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 HR1189 are provided in the following table:

03h 48m 35s
-37° 37’ 19”

The simplified sky map below shows the position of HR1189 in the sky:

Finder chart HR1189 star
Simplified finder chart for HR1189.

Visibility of HR1189 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 HR1189 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: 127.6°
Max altitude: 0.9°
Azimuth: 232.4°

Digitized Sky Survey image of HR1189

The image below is a photograph of HR1189 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 HR1189 is 0.059 arcsec per year in Right Ascension and -0.013 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR1189 star
DSS2 image of HR1189. The red arrow shows the motion of HR1189 during the next 10000 years (9.83 arcmin in Right Ascension and -2.17 arcmin in declination);

Distance of HR1189 from the Sun and relative movement

HR1189 is distant 161.15 light years from the Sun and it is moving far from the Sun at the speed of 16 kilometers per second.

49.43 pc
161.15 ly
16 km/s
0.059 arcsec/year
-0.013 arcsec/year

Spectral properties of HR1189

HR1189 belongs to spectral class A1 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR1189 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1189. Attribution: Richard Powell / CC BY-SA

HR1189 star system properties

HR1189 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 HR1189 double sysyem:

8 arcsec

Alternative designations of HR1189