Your guide to the Solar System and the night sky
Please donate now to help keep TheSkyLive ads-free. This site cannot run without your voluntary donations.
🌎  Greenwich, United Kingdom [change]

HR6166

HR6166 is a variable giant star in the constellation of Scorpius.

HR6166 visual magnitude is 4.16. Because of its moderate brightness, HR6166 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 HR6166:

4.16
Giant
HR6166 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR6166

HR6166 is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR6166 are provided in the following table:

16h 36m 22s
-35° 15’ 20”
346.22°
8.09°
Scorpius

The simplified sky map below shows the position of HR6166 in the sky:

Finder chart HR6166 star
Simplified finder chart for HR6166.

Visibility of HR6166 from your location

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

Today's HR6166 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 125.3°
Max altitude: 3.3°
Azimuth: 234.7°
HR6166 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR6166

The image below is a photograph of HR6166 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 HR6166 is 0.022 arcsec per year in Right Ascension and 0 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6166 star
DSS2 image of HR6166. The red arrow shows the motion of HR6166 during the next 10000 years (3.67 arcmin in Right Ascension and 0.00 arcmin in declination);

Distance of HR6166 from the Sun and relative movement

HR6166 is distant 338.53 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.

103.84 pc
338.53 ly
-2 km/s
0.022 arcsec/year

Spectral properties of HR6166

HR6166 belongs to spectral class K6 and has a luminosity class of III corresponding to a giant star.

-0.92
K6III
3691K

The red dot in the diagram below shows where HR6166 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6166. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6166

SAO207814
SAO207814