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

HR7165

HR7165 is a variable and double supergiant star in the constellation of Aquila.

HR7165 visual magnitude is 5.38. Because of its reltive faintness, HR7165 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 HR7165:

5.38
Supergiant
HR7165 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 43°.

Celestial coordinates and finder chart of HR7165

HR7165 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 HR7165 are provided in the following table:

18h 58m 14s
+17° 21’ 38”
49.21°
6.36°
Aquila

The simplified sky map below shows the position of HR7165 in the sky:

Finder chart HR7165 star
Simplified finder chart for HR7165.

Visibility of HR7165 from your location

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

Today's HR7165 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 72.6°
Max altitude: 55.9°
Azimuth: 287.4°
HR7165 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR7165

The image below is a photograph of HR7165 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 HR7165 is -0.003 arcsec per year in Right Ascension and -0.007 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR7165 star
DSS2 image of HR7165. The red arrow shows the motion of HR7165 during the next 100000 years (-5.00 arcmin in Right Ascension and -11.67 arcmin in declination);

Distance of HR7165 from the Sun and relative movement

HR7165 is distant 2,469.70 light years from the Sun and it is moving towards the Sun at the speed of 22 kilometers per second.

757.58 pc
2,469.70 ly
-22 km/s
-0.003 arcsec/year
-0.007 arcsec/year

Spectral properties of HR7165

HR7165 belongs to spectral class F8 and has a luminosity class of I corresponding to a supergiant star.

-4.02
F8I
5281K

The red dot in the diagram below shows where HR7165 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7165. Attribution: Richard Powell / CC BY-SA

HR7165 star system properties

HR7165 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR7165 double sysyem:

5.38
10.68
5.3
6.6 arcsec

Alternative designations of HR7165

SAO104296
SAO104296