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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
SunriseRise: 5:55  
clear_day Transit: 12:57  
SunsetSet: 20:00
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All Constellations » Musca » 

ζ1 Muscae (zeta1 Muscae)

Altitude: -30.9°   Azimuth: 189.4°   Direction: South

ζ1 Muscae is a hypergiant star in the constellation of Musca.

ζ1 Muscae visual magnitude is 5.74. Because of its reltive faintness, ζ1 Muscae should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of ζ1 Muscae is -0.016 arcsec per year in Right Ascension and -0.057 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of ζ1 Muscae (zeta1 Muscae) star
DSS2 image of ζ1 Muscae. The red arrow shows the motion of ζ1 Muscae during the next 10000 years (-2.67 arcmin in Right Ascension and -9.50 arcmin in declination);

Key facts about ζ1 Muscae

5.74
Hypergiant

ζ1 Muscae (zeta1 Muscae) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -30.9°
Azimuth: 189.4°
Direction: South

Celestial coordinates and finder chart of ζ1 Muscae

ζ1 Muscae 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 ζ1 Muscae are provided in the following table:

12h 22m 11s
-68° 18’ 27”
300.22°
-5.59°
Musca

The simplified sky map below shows the position of ζ1 Muscae in the sky:

Finder chart ζ1 Muscae (zeta1 Muscae) star
Simplified finder chart for ζ1 Muscae (zeta1 Muscae).

Visibility of ζ1 Muscae from your location

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

ζ1 Muscae (zeta1 Muscae) is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of ζ1 Muscae from the Sun and relative movement

ζ1 Muscae is distant 395.63 light years from the Sun and it is moving far from the Sun at the speed of 20 kilometers per second.

121.36 pc
395.63 ly
20 km/s
-0.016 arcsec/year
-0.057 arcsec/year

Spectral properties of ζ1 Muscae

ζ1 Muscae belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.

0.32
K0III
4649K

The red dot in the diagram below shows where ζ1 Muscae is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of ζ1 Muscae. Attribution: Richard Powell / CC BY-SA

Alternative designations of ζ1 Muscae

ζ1 Muscae
(zeta1 Muscae)
SAO251868
SAO251868