HR2280

Above the horizon. Rise: 7:05 | Tran: 13:15 | Set: 19:24

Alt: 31.68° Az: 225.48° Direction: South

HR2280 is a variable and double main-sequence star of spectral class A4 in the constellation of Monoceros.

HR2280 visual magnitude is 6.31. Because of its faintness, HR2280 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 HR2280. The red arrow shows the motion of HR2280 during the next 10000 years (-2.67 arcmin in Right Ascension and -4.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 06h 22m 45s

Declination +02° 15’ 17”

Hour Angle 02h 29m 33s

Sidereal Time 08h 52m 19s

J2000

Right Ascension 06h 21m 25s

Declination +02° 16’ 06”

Galactic Coordinates

Galactic Longitude 207.47°

Galactic Latitude -5.63°

Finder Chart

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Finder chart for HR2280.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.31

Class Main-sequence

Absolute magnitude 1.26

Spectral Type A4V

Color Index (B-V) 0.24

Temperature 7866K

The red dot in the diagram below shows where HR2280 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2280. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR2280 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 HR2280 double sysyem:

Main star magnitude 6.31

Secondary star magnitude 6.91

Magnitude difference 0.6

Separation 0.3 arcsec

Distance, Radial Speed, Proper Motion

HR2280 is distant 334.02 light years from the Sun and it is moving towards the Sun at the speed of 28 kilometers per second.

Distance (parsec) 102.46

Distance (light year) 334.02

Radial Speed -28 km/s

Proper Motion RA -0.016 arcsec/y

Proper Motion Dec -0.026"/y

Alternative Designations

Henry Draper Catalogue HD44333

SAO Catalogue SAO113758

Hipparcos Catalogue HIP30217

Durchmusterung Catalogue BD+02 1197

General Catalogue of Variable Stars 2932

Aitken Double Star Catalogue ADS4971

Visibility from Your Location

Today's HR2280 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 87.7° RISE 7:05

Max altitude: 40.8° TRANSIT 13:15

Azimuth: 272.3° SET 19:24

Set Location

Other stars in Monoceros