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

HR7504

HR7504 is a multiple main-sequence star in the constellation of Cygnus.

HR7504 visual magnitude is 6.2. Because of its reltive faintness, HR7504 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 HR7504:

6.2
Main-sequence
HR7504 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 27°.

Celestial coordinates and finder chart of HR7504

HR7504 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR7504 are provided in the following table:

19h 41m 52s
+50° 31’ 02”
83.34°
13.2°
Cygnus

The simplified sky map below shows the position of HR7504 in the sky:

Finder chart HR7504 star
Simplified finder chart for HR7504.

Visibility of HR7504 from your location

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

HR7504 is circumpolar and transits at 11:26 UTC (altitude: 89.0°)

Digitized Sky Survey image of HR7504

The image below is a photograph of HR7504 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 HR7504 is -0.134 arcsec per year in Right Ascension and -0.162 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR7504 star
DSS2 image of HR7504. The red arrow shows the motion of HR7504 during the next 1000 years (-2.23 arcmin in Right Ascension and -2.70 arcmin in declination);

Distance of HR7504 from the Sun and relative movement

HR7504 is distant 69.81 light years from the Sun and it is moving towards the Sun at the speed of 27 kilometers per second.

21.41 pc
69.81 ly
-27 km/s
-0.134 arcsec/year
-0.162 arcsec/year

Spectral properties of HR7504

HR7504 belongs to spectral class G2 and has a luminosity class of V corresponding to a main-sequence star.

4.55
G2V
5742K

The red dot in the diagram below shows where HR7504 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7504. Attribution: Richard Powell / CC BY-SA

HR7504 star system properties

HR7504 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR7504 double sysyem:

6.2
6.4
0.2
39.2 arcsec

Alternative designations of HR7504

SAO31899
SAO31899
Gl 765.1B