HR7571

Below the horizon. Rise: 23:40 | Tran: 4:26 | Set: 9:09

Alt: -49.10° Az: 326.57° Direction: North-North-West

HR7571 is a variable hypergiant star of spectral class A0 in the constellation of Sagittarius.

HR7571 visual magnitude is 6.48. Because of its faintness, HR7571 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 HR7571. The red arrow shows the motion of HR7571 during the next 10000 years (-0.67 arcmin in Right Ascension and -7.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 19h 54m 32s

Declination -14° 32’ 08”

Hour Angle 10h 32m 29s

Sidereal Time 06h 27m 01s

J2000

Right Ascension 19h 53m 06s

Declination -14° 36’ 11”

Galactic Coordinates

Galactic Longitude 26.38°

Galactic Latitude -20.12°

Finder Chart

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Finder chart for HR7571.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.48

Class Hypergiant

Absolute magnitude 1.15

Spectral Type A0V

Color Index (B-V) 0.14

Temperature 8658K

The red dot in the diagram below shows where HR7571 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7571. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR7571 is distant 379.95 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.

Distance (parsec) 116.55

Distance (light year) 379.95

Radial Speed -2 km/s

Proper Motion RA -0.004 arcsec/y

Proper Motion Dec -0.042"/y

Alternative Designations

Henry Draper Catalogue HD187949

SAO Catalogue SAO163080

Hipparcos Catalogue HIP97849

Durchmusterung Catalogue BD-14 5578

General Catalogue of Variable Stars V505 Sgr

Visibility from Your Location

Today's HR7571 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 104.5° RISE 23:40

Max altitude: 24.0° TRANSIT 4:26

Azimuth: 255.5° SET 9:09

Set Location

Other stars in Sagittarius