12 Monocerotis

Below the horizon. Rise: 9:05 | Tran: 15:27 | Set: 21:50

Alt: -1.29° Az: 80.58° Direction: East

12 Monocerotis is a variable hypergiant star of spectral class K0 in the constellation of Monoceros.

12 Monocerotis visual magnitude is 5.84. Because of its faintness, 12 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 12 Monocerotis. The red arrow shows the motion of 12 Monocerotis during the next 10000 years (-6.17 arcmin in Right Ascension and -1.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 06h 33m 40s

Declination +04° 50’ 07”

Hour Angle 17h 27m 12s

Sidereal Time 00h 00m 53s

J2000

Right Ascension 06h 32m 19s

Declination +04° 51’ 20”

Galactic Coordinates

Galactic Longitude 206.43°

Galactic Latitude -2.02°

Finder Chart

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Finder chart for 12 Monocerotis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.84

Class Hypergiant

Absolute magnitude -0.16

Spectral Type K0V

Color Index (B-V) 0.99

Temperature 4767K

The red dot in the diagram below shows where 12 Monocerotis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 12 Monocerotis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

12 Monocerotis is distant 517.46 light years from the Sun and it is moving far from the Sun at the speed of 21 kilometers per second.

Distance (parsec) 158.73

Distance (light year) 517.46

Radial Speed 21 km/s

Proper Motion RA -0.037 arcsec/y

Proper Motion Dec -0.006"/y

Alternative Designations

Flamsteed designation 12 Monocerotis

Henry Draper Catalogue HD46241

SAO Catalogue SAO114023

Hipparcos Catalogue HIP31159

Durchmusterung Catalogue BD+04 1304

General Catalogue of Variable Stars 3017

Visibility from Your Location

Today's 12 Monocerotis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 85.2° RISE 9:05

Max altitude: 43.4° TRANSIT 15:27

Azimuth: 274.8° SET 21:50

Set Location

Other stars in Monoceros