Home
Search Objects
Major Solar System Objects
Comets
Asteroids
Spacecrafts
Star Maps
Orbits
public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:07 
Transit: 12:56 
Sunset: 20:45
warning Set your observing location to get relevant data
Search  close
All Constellations » Musca » 

η Muscae (eta Muscae)

Below the horizon.  Never rises today
Alt: -70.68°   Az: 203.45°   Direction: South-South-West

η Muscae is a variable and double main-sequence star of spectral class B8 in the constellation of Musca.

η Muscae visual magnitude is 4.8. Because of its moderate brightness, η Muscae is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Image of η Muscae (eta Muscae) star
DSS2 image of η Muscae. The red arrow shows the motion of η Muscae during the next 10000 years (-6.83 arcmin in Right Ascension and -1.33 arcmin in declination);

Celestial Coordinates

Apparent

13h 17m 00s
-68° 01’ 40”
10h 37m 34s
23h 54m 34s

J2000

13h 15m 14s
-67° 53’ 39”

Galactic Coordinates

305.18°
-5.13°

Finder Chart

loader
  Loading map...
Finder chart for η Muscae (eta Muscae).

Magnitude, Color, Spectral Class

4.8
Main-sequence

-0.67
B8V
11247K

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

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

Star System Properties

η Muscae is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the η Muscae double sysyem:

4.8
8
3.2
60 arcsec

Distance, Radial Speed, Proper Motion

η Muscae is distant 405.47 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.

124.38
405.47
-8 km/s
-0.041 arcsec/y
-0.008"/y

Alternative Designations

η Muscae
(eta Muscae)
SAO252224
SAO252224

Visibility from Your Location

η Muscae (eta Muscae) is currently not visible from Greenwich, UK