10 Monocerotis

Below the horizon. Rise: 9:57 | Tran: 15:31 | Set: 21:05

Alt: -43.04° Az: 351.89° Direction: North

10 Monocerotis is a multiple main-sequence star of spectral class B2 in the constellation of Monoceros.

10 Monocerotis visual magnitude is 5.06. Because of its faintness, 10 Monocerotis 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 10 Monocerotis. The red arrow shows the motion of 10 Monocerotis during the next 100000 years (-8.33 arcmin in Right Ascension and -1.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 06h 29m 12s

Declination -04° 46’ 47”

Hour Angle 11h 36m 14s

Sidereal Time 18h 05m 26s

J2000

Right Ascension 06h 27m 57s

Declination -04° 45’ 43”

Galactic Coordinates

Galactic Longitude 214.52°

Galactic Latitude -7.39°

Finder Chart

Loading map...

Finder chart for 10 Monocerotis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.06

Class Main-sequence

Absolute magnitude -3.03

Spectral Type B2V

Color Index (B-V) -0.17

Temperature 12902K

The red dot in the diagram below shows where 10 Monocerotis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 10 Monocerotis. Attribution: Richard Powell / CC BY-SA

Star System Properties

10 Monocerotis is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the 10 Monocerotis double sysyem:

Main star magnitude 5.06

Secondary star magnitude 9.26

Magnitude difference 4.2

Separation 77.2 arcsec

Distance, Radial Speed, Proper Motion

10 Monocerotis is distant 1,352.70 light years from the Sun and it is moving far from the Sun at the speed of 25 kilometers per second.

Distance (parsec) 414.94

Distance (light year) 1,352.70

Radial Speed 25 km/s

Proper Motion RA -0.005 arcsec/y

Proper Motion Dec -0.001"/y

Alternative Designations

Flamsteed designation 10 Monocerotis

Henry Draper Catalogue HD45546

SAO Catalogue SAO133290

Hipparcos Catalogue HIP30772

Durchmusterung Catalogue BD-04 1526

FK5 Catalogue 246

Visibility from Your Location

Today's 10 Monocerotis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 94.8° RISE 9:57

Max altitude: 33.7° TRANSIT 15:31

Azimuth: 265.2° SET 21:05

Set Location

Other stars in Monoceros