We use cookies to deliver essential features and to measure their performance. Learn more.
Help us keep TheSkyLive 100% free & ads-free, donate now!
Home
Search Objects
Major Solar System Objects
Comets
Asteroids
Spacecrafts
Star Maps
Orbits
public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:28 
Transit: 12:14 
Sunset: 17:00
sunny   (Daytime)  
What's Visible Now • Tonight Timeline
Search  close
All Constellations » Triangulum Australe » 

η1 Trianguli Australis (eta1 Trianguli Australis)

Below the horizon.  Never rises today
Alt: -29.82°   Az: 180.41°   Direction: South

η1 Trianguli Australis is a sub-giant star of spectral class B7 in the constellation of Triangulum Australe.

η1 Trianguli Australis visual magnitude is 5.91. Because of its faintness, η1 Trianguli Australis is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Image of η1 Trianguli Australis (eta1 Trianguli Australis) star
DSS2 image of η1 Trianguli Australis. The red arrow shows the motion of η1 Trianguli Australis during the next 10000 years (-1.00 arcmin in Right Ascension and -2.00 arcmin in declination);

Celestial Coordinates

Apparent

16h 44m 00s
-68° 20’ 32”
00h 03m 49s
16h 47m 49s

J2000

16h 41m 23s
-68° 17’ 45”

Galactic Coordinates

321.7°
-14.29°

Finder Chart

loader
  Loading map...
Finder chart for η1 Trianguli Australis (eta1 Trianguli Australis).

Magnitude, Color, Spectral Class

5.91
Sub-giant

-0.71
B7IV
11247K

The red dot in the diagram below shows where η1 Trianguli Australis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of η1 Trianguli Australis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

η1 Trianguli Australis is distant 687.76 light years from the Sun and it is moving towards the Sun at the speed of 43 kilometers per second.

210.97
687.76
-43 km/s
-0.006 arcsec/y
-0.012"/y

Alternative Designations

η1 Trianguli Australis
(eta1 Trianguli Australis)
SAO253649
SAO253649

Visibility from Your Location

η1 Trianguli Australis (eta1 Trianguli Australis) is currently not visible from Greenwich, UK