HR277

Above the horizon. Rise: 2:02 | Tran: 9:58 | Set: 17:54

Alt: 21.15° Az: 81.60° Direction: East

HR277 is a double main-sequence star of spectral class A2 in the constellation of Pisces.

HR277 visual magnitude is 6.37. Because of its faintness, HR277 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 HR277. The red arrow shows the motion of HR277 during the next 100000 years (-10.00 arcmin in Right Ascension and -5.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 00h 59m 40s

Declination +21° 32’ 28”

Hour Angle 18h 29m 11s

Sidereal Time 19h 28m 51s

J2000

Right Ascension 00h 58m 18s

Declination +21° 24’ 15”

Galactic Coordinates

Galactic Longitude 125.07°

Galactic Latitude -41.44°

Finder Chart

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Finder chart for HR277.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.37

Class Main-sequence

Absolute magnitude 0.78

Spectral Type A2V

Color Index (B-V) 0.09

Temperature 9125K

The red dot in the diagram below shows where HR277 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR277. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR277 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 HR277 double sysyem:

Main star magnitude 6.37

Secondary star magnitude 7.77

Magnitude difference 1.4

Separation 0.4 arcsec

Distance, Radial Speed, Proper Motion

HR277 is distant 427.82 light years from the Sun and it is moving towards the Sun at the speed of 6 kilometers per second.

Distance (parsec) 131.23

Distance (light year) 427.82

Radial Speed -6 km/s

Proper Motion RA -0.006 arcsec/y

Proper Motion Dec -0.003"/y

Alternative Designations

Henry Draper Catalogue HD5641

SAO Catalogue SAO74402

Hipparcos Catalogue HIP4558

Durchmusterung Catalogue BD+20 131

Aitken Double Star Catalogue ADS805

Visibility from Your Location

Today's HR277 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 68.5° RISE 2:02

Max altitude: 60.1° TRANSIT 9:58

Azimuth: 291.5° SET 17:54

Set Location

Other stars in Pisces