HR2577

Above the horizon. Rise: 7:59 | Tran: 13:48 | Set: 19:37

Alt: 30.32° Az: 217.56° Direction: South

HR2577 is a variable sub-giant star of spectral class B3 in the constellation of Monoceros.

HR2577 visual magnitude is 6.21. Because of its faintness, HR2577 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 HR2577. The red arrow shows the motion of HR2577 during the next 100000 years (10.00 arcmin in Right Ascension and 10.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 06h 55m 59s

Declination -01° 47’ 25”

Hour Angle 02h 07m 04s

Sidereal Time 09h 03m 04s

J2000

Right Ascension 06h 54m 42s

Declination -01° 45’ 23”

Galactic Coordinates

Galactic Longitude 214.87°

Galactic Latitude -0.08°

Finder Chart

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Finder chart for HR2577.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.21

Class Sub-giant

Absolute magnitude -4.53

Spectral Type B3IV

Color Index (B-V) 0.56

Temperature 6129K

The red dot in the diagram below shows where HR2577 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2577. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR2577 is distant 4,591.55 light years from the Sun and it is moving far from the Sun at the speed of 9 kilometers per second.

Distance (parsec) 1,408.45

Distance (light year) 4,591.55

Radial Speed 9 km/s

Proper Motion RA 0.006 arcsec/y

Proper Motion Dec 0.006"/y

Alternative Designations

Henry Draper Catalogue HD50820

SAO Catalogue SAO133881

Hipparcos Catalogue HIP33210

Durchmusterung Catalogue BD-01 1446

General Catalogue of Variable Stars 3271

Visibility from Your Location

Today's HR2577 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 91.8° RISE 7:59

Max altitude: 36.7° TRANSIT 13:48

Azimuth: 268.2° SET 19:37

Set Location

Other stars in Monoceros