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🌎  Greenwich, United Kingdom [change]

HR7709

HR7709 is a variable main-sequence star in the constellation of Capricornus.

HR7709 visual magnitude is 6.49. Because of its reltive faintness, HR7709 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 HR7709:

6.49
Main-sequence
HR7709 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR7709

HR7709 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 HR7709 are provided in the following table:

20h 11m 10s
-08° 50’ 31”
33.97°
-21.71°
Capricornus

The simplified sky map below shows the position of HR7709 in the sky:

Finder chart HR7709 star
Simplified finder chart for HR7709.

Visibility of HR7709 from your location

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

Today's HR7709 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 98.8°
Max altitude: 29.7°
Azimuth: 261.2°
HR7709 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR7709

The image below is a photograph of HR7709 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 HR7709 is 0.006 arcsec per year in Right Ascension and 0 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR7709 star
DSS2 image of HR7709. The red arrow shows the motion of HR7709 during the next 100000 years (10.00 arcmin in Right Ascension and 0.00 arcmin in declination);

Distance of HR7709 from the Sun and relative movement

HR7709 is distant 108,666.67 light years from the Sun and it is moving towards the Sun at the speed of 7 kilometers per second.

33,333.33 pc
108,666.67 ly
-7 km/s
0.006 arcsec/year

Spectral properties of HR7709

HR7709 belongs to spectral class B1 and has a luminosity class of V corresponding to a main-sequence star.

-11.12
B1V
12489K

The red dot in the diagram below shows where HR7709 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7709. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7709

SAO144144
SAO144144