Your guide to the Solar System and the night sky
Latest Perseverance Images received 6 hours 0 mins ago for Sol85, Sol84, Sol83, Sol82
🌎  Greenwich, United Kingdom [change]

η Scuti (eta Scuti)

η Scuti is a giant star in the constellation of Scutum.

η Scuti visual magnitude is 4.83. Because of its moderate brightness, η Scuti should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about η Scuti:

4.83
Giant
η Scuti (eta Scuti) is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of η Scuti

η Scuti is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of η Scuti are provided in the following table:

18h 57m 03s
-05° 50’ 45”
28.36°
-3.91°
Scutum

The simplified sky map below shows the position of η Scuti in the sky:

Finder chart η Scuti (eta Scuti) star
Simplified finder chart for η Scuti (eta Scuti).

Visibility of η Scuti from your location

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

Today's η Scuti (eta Scuti) rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 95.8°
Max altitude: 32.7°
Azimuth: 264.2°
η Scuti (eta Scuti) is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of η Scuti

The image below is a photograph of η Scuti 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 η Scuti is 0.066 arcsec per year in Right Ascension and -0.036 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of η Scuti (eta Scuti) star
DSS2 image of η Scuti. The red arrow shows the motion of η Scuti during the next 10000 years (11.00 arcmin in Right Ascension and -6.00 arcmin in declination);

Distance of η Scuti from the Sun and relative movement

η Scuti is distant 206.72 light years from the Sun and it is moving towards the Sun at the speed of 93 kilometers per second.

63.41 pc
206.72 ly
-93 km/s
0.066 arcsec/year
-0.036 arcsec/year

Spectral properties of η Scuti

η Scuti belongs to spectral class K2 and has a luminosity class of III corresponding to a giant star.

0.82
K2III
4559K

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

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

Alternative designations of η Scuti

η Scuti
(eta Scuti)
SAO142838
SAO142838