Your guide to the Solar System and the night sky
🌎 Location: Greenwich, United Kingdom [change]

HR7151

HR7151 is a giant star in the constellation of Sagittarius.

HR7151 visual magnitude is 6.12. Because of its reltive faintness, HR7151 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR7151:

6.12
Giant
HR7151 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR7151

HR7151 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 HR7151 are provided in the following table:

18h 58m 21s
-31° 02’ 09”
5.37°
-14.96°
Sagittarius

The simplified sky map below shows the position of HR7151 in the sky:

Finder chart HR7151 star
Simplified finder chart for HR7151.

Visibility of HR7151 from your location

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

Today's HR7151 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 121.0°
Max altitude: 7.5°
Azimuth: 239.0°
HR7151 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR7151

The image below is a photograph of HR7151 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 HR7151 is -0.045 arcsec per year in Right Ascension and -0.056 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR7151 star
DSS2 image of HR7151. The red arrow shows the motion of HR7151 during the next 10000 years (-7.50 arcmin in Right Ascension and -9.33 arcmin in declination);

Distance of HR7151 from the Sun and relative movement

HR7151 is distant 436.41 light years from the Sun and it is moving far from the Sun at the speed of 85 kilometers per second.

133.87 pc
436.41 ly
85 km/s
-0.045 arcsec/year
-0.056 arcsec/year

Spectral properties of HR7151

HR7151 belongs to spectral class K3 and has a luminosity class of III corresponding to a giant star.

0.49
K3III
4034K

The red dot in the diagram below shows where HR7151 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7151. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7151

SAO210773
SAO210773