HR7508

Above the horizon. Rise: 20:02 | Tran: 4:44 | Set: 13:22

Alt: 50.44° Az: 111.62° Direction: East-South-East

HR7508 is a variable and double main-sequence star of spectral class B7 in the constellation of Vulpecula.

HR7508 visual magnitude is 6.28. Because of its faintness, HR7508 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 HR7508. The red arrow shows the motion of HR7508 during the next 100000 years (-15.00 arcmin in Right Ascension and 6.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 19h 44m 58s

Declination +27° 11’ 51”

Hour Angle 21h 13m 03s

Sidereal Time 16h 58m 01s

J2000

Right Ascension 19h 43m 55s

Declination +27° 08’ 08”

Galactic Coordinates

Galactic Longitude 62.82°

Galactic Latitude 1.61°

Finder Chart

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Finder chart for HR7508.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.28

Class Main-sequence

Absolute magnitude -4.34

Spectral Type B7V

Color Index (B-V) 1.1

Temperature 4515K

The red dot in the diagram below shows where HR7508 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7508. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR7508 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR7508 double sysyem:

Main star magnitude 6.28

Secondary star magnitude 7.78

Magnitude difference 1.5

Separation 0.4 arcsec

Distance, Radial Speed, Proper Motion

HR7508 is distant 4,346.67 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

Distance (parsec) 1,333.33

Distance (light year) 4,346.67

Radial Speed -12 km/s

Proper Motion RA -0.009 arcsec/y

Proper Motion Dec 0.004"/y

Alternative Designations

Henry Draper Catalogue HD186518

SAO Catalogue SAO87640

Hipparcos Catalogue HIP97091

Durchmusterung Catalogue BD+26 3654

General Catalogue of Variable Stars PS Vul

Aitken Double Star Catalogue ADS12850

Visibility from Your Location

Today's HR7508 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 62.8° RISE 20:02

Max altitude: 65.7° TRANSIT 4:44

Azimuth: 297.2° SET 13:22

Set Location

Other stars in Vulpecula