HR7475

Below the horizon. Rise: 19:08 | Tran: 2:38 | Set: 10:04

Alt: -19.67° Az: 20.41° Direction: South

HR7475 is a double supergiant star of spectral class K4 in the constellation of Sagitta.

HR7475 visual magnitude is 6.38. Because of its faintness, HR7475 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 HR7475. The red arrow shows the motion of HR7475 during the next 10000 years (1.83 arcmin in Right Ascension and 0.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 19h 40m 34s

Declination +16° 37’ 52”

Hour Angle 13h 20m 09s

Sidereal Time 09h 00m 43s

J2000

Right Ascension 19h 39m 25s

Declination +16° 34’ 17”

Galactic Coordinates

Galactic Longitude 53.12°

Galactic Latitude -2.71°

Finder Chart

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Finder chart for HR7475.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.38

Class Supergiant

Absolute magnitude -2.86

Spectral Type K4I

Color Index (B-V) 2.07

Temperature 3098K

The red dot in the diagram below shows where HR7475 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7475. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR7475 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR7475 double sysyem:

Main star magnitude 6.38

Secondary star magnitude 9.08

Magnitude difference 2.7

Separation 31.8 arcsec

Distance, Radial Speed, Proper Motion

HR7475 is distant 2,295.77 light years from the Sun and it is moving towards the Sun at the speed of 4 kilometers per second.

Distance (parsec) 704.23

Distance (light year) 2,295.77

Radial Speed -4 km/s

Proper Motion RA 0.011 arcsec/y

Proper Motion Dec 0.003"/y

Alternative Designations

Henry Draper Catalogue HD185622

SAO Catalogue SAO105104

Hipparcos Catalogue HIP96688

Durchmusterung Catalogue BD+16 3936

Aitken Double Star Catalogue ADS12750

Visibility from Your Location

Today's HR7475 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 73.4° RISE 19:08

Max altitude: 55.2° TRANSIT 2:38

Azimuth: 286.6° SET 10:04

Set Location

Other stars in Sagitta