HR7530

Below the horizon. Rise: 18:10 | Tran: 4:19 | Set: 14:23

Alt: -1.44° Az: 342.67° Direction: North-North-West

HR7530 is a multiple hypergiant star of spectral class K0 in the constellation of Cygnus.

HR7530 visual magnitude is 6.09. Because of its faintness, HR7530 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

DSS2 image of HR7530. The red arrow shows the motion of HR7530 during the next 10000 years (3.50 arcmin in Right Ascension and -0.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 19h 46m 48s

Declination +35° 04’ 33”

Hour Angle 10h 34m 38s

Sidereal Time 06h 21m 26s

J2000

Right Ascension 19h 45m 51s

Declination +35° 00’ 46”

Galactic Coordinates

Galactic Longitude 69.87°

Galactic Latitude 5.17°

Finder Chart

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Finder chart for HR7530.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.09

Class Hypergiant

Absolute magnitude 0.52

Spectral Type K0II

Color Index (B-V) 1.06

Temperature 4603K

The red dot in the diagram below shows where HR7530 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7530. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR7530 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR7530 double sysyem:

Main star magnitude 6.09

Secondary star magnitude 8.49

Magnitude difference 2.4

Separation 44.6 arcsec

Distance, Radial Speed, Proper Motion

HR7530 is distant 424.48 light years from the Sun and it is moving towards the Sun at the speed of 19 kilometers per second.

Distance (parsec) 130.21

Distance (light year) 424.48

Radial Speed -19 km/s

Proper Motion RA 0.021 arcsec/y

Proper Motion Dec -0.004"/y

Alternative Designations

Henry Draper Catalogue HD186927

SAO Catalogue SAO68810

Hipparcos Catalogue HIP97242

Durchmusterung Catalogue BD+34 3701

Aitken Double Star Catalogue ADS12900

Visibility from Your Location

Today's HR7530 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 54.9° RISE 18:10

Max altitude: 73.6° TRANSIT 4:19

Azimuth: 305.1° SET 14:23

Set Location

Other stars in Cygnus