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

HR8716

HR8716 is a variable and double hypergiant star in the constellation of Aquarius.

HR8716 visual magnitude is 5.72. Because of its reltive faintness, HR8716 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 HR8716:

5.72
Hypergiant
HR8716 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR8716

HR8716 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 HR8716 are provided in the following table:

22h 55m 10s
-04° 59’ 16”
66.38°
-54.55°
Aquarius

The simplified sky map below shows the position of HR8716 in the sky:

Finder chart HR8716 star
Simplified finder chart for HR8716.

Visibility of HR8716 from your location

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

Today's HR8716 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 95.0°
Max altitude: 33.5°
Azimuth: 265.0°
HR8716 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR8716

The image below is a photograph of HR8716 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 HR8716 is 0.034 arcsec per year in Right Ascension and -0.005 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR8716 star
DSS2 image of HR8716. The red arrow shows the motion of HR8716 during the next 10000 years (5.67 arcmin in Right Ascension and -0.83 arcmin in declination);

Distance of HR8716 from the Sun and relative movement

HR8716 is distant 292.90 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

89.85 pc
292.90 ly
-9 km/s
0.034 arcsec/year
-0.005 arcsec/year

Spectral properties of HR8716

HR8716 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.

0.95
K0III
5051K

The red dot in the diagram below shows where HR8716 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8716. Attribution: Richard Powell / CC BY-SA

HR8716 star system properties

HR8716 is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the HR8716 double sysyem:

5.72
7.72
2
0.6 arcsec

Alternative designations of HR8716

SAO146388
SAO146388