HR7055

Above the horizon. Rise: 18:41 | Tran: 0:32 | Set: 6:23

Alt: 15.20° Az: 103.31° Direction: South-South-West

HR7055 is a variable and double supergiant star of spectral class F2 in the constellation of Scutum.

HR7055 visual magnitude is 5.71. Because of its faintness, HR7055 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 HR7055. The red arrow shows the motion of HR7055 during the next 100000 years (-8.33 arcmin in Right Ascension and 3.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 18h 48m 07s

Declination -10° 05’ 45”

Hour Angle 19h 09m 53s

Sidereal Time 13h 58m 01s

J2000

Right Ascension 18h 46m 43s

Declination -10° 07’ 29”

Galactic Coordinates

Galactic Longitude 23.38°

Galactic Latitude -3.56°

Finder Chart

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Finder chart for HR7055.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.71

Class Supergiant

Absolute magnitude -24.29

Spectral Type F2I

Color Index (B-V) 0.59

Temperature 6007K

The red dot in the diagram below shows where HR7055 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7055. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR7055 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 HR7055 double sysyem:

Main star magnitude 5.71

Secondary star magnitude 13.91

Magnitude difference 8.2

Separation 3.4 arcsec

Distance, Radial Speed, Proper Motion

HR7055 is distant 32,600,000.00 light years from the Sun and it is moving far from the Sun at the speed of 10 kilometers per second.

Distance (parsec) 10,000,000.00

Distance (light year) 32,600,000.00

Radial Speed 10 km/s

Proper Motion RA -0.005 arcsec/y

Proper Motion Dec 0.002"/y

Alternative Designations

Henry Draper Catalogue HD173638

SAO Catalogue SAO161817

Hipparcos Catalogue HIP92136

Durchmusterung Catalogue BD-10 4797

General Catalogue of Variable Stars 11333

Aitken Double Star Catalogue ADS11670

Visibility from Your Location

Today's HR7055 rise, transit and set times from Catarman, Philippines are the following (all times relative to the local timezone Asia/Manila):

Azimuth: 100.1° RISE 18:41

Max altitude: 70.3° TRANSIT 0:32

Azimuth: 259.9° SET 6:23

Name:	Catarman, Philippines
Latitude:	9° 36' 6.1" N
Longitude:	123° 51' 39.6" E
Timezone:	Asia/Manila

Set Location

Other stars in Scutum