HR2811

Above the horizon. Rise: 3:05 | Tran: 8:32 | Set: 14:00

Alt: 32.49° Az: 179.23° Direction: South

HR2811 is a variable sub-giant star of spectral class F3 in the constellation of Monoceros.

HR2811 visual magnitude is 5.82. Because of its faintness, HR2811 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 HR2811. The red arrow shows the motion of HR2811 during the next 10000 years (-1.83 arcmin in Right Ascension and -0.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 07h 23m 38s

Declination -06° 01’ 53”

Hour Angle 23h 57m 23s

Sideral Time 07h 21m 01s

J2000

Right Ascension 07h 22m 25s

Declination -05° 58’ 58”

Galactic Coordinates

Galactic Longitude 221.81°

Galactic Latitude 4.12°

Finder Chart

Simplified finder chart for HR2811.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.82

Class Sub-giant

Absolute magnitude -1.40

Spectral Type F3IV

Color Index (B-V) 0.35

Temperature 7158K

The red dot in the diagram below shows where HR2811 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2811. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR2811 is distant 908.08 light years from the Sun and it is moving far from the Sun at the speed of 11 kilometers per second.

Distance (parsec) 278.55

Distance (light year) 908.08

Radial Speed 11 km/s

Proper Motion RA -0.011 arcsec/y

Proper Motion Dec -0.004"/y

Alternative Designations

Henry Draper Catalogue HD57749

SAO Catalogue SAO134588

Hipparcos Catalogue HIP35749

Durchmusterung Catalogue BD-05 2089

General Catalogue of Variable Stars 3560

Visibility from Your Location

Today's HR2811 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 96.0° RISE 3:05

Max altitude: 32.5° TRANSIT 8:32

Azimuth: 264.0° SET 14:00

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Monoceros