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V838 Monocerotis

V838 Monocerotis is a red star that can be located in the constellation of Monoceros. The description is based on the spectral class. The star can not be seen by the naked eye, you need a telescope to see it.

Location of V838 Monocerotis

The location of the star in the night sky is determined by the Right Ascension (R.A.) and Declination (Dec.), these are equivalent to the Longitude and Latitude on the Earth. The Right Ascension is how far expressed in time (hh:mm:ss) the star is along the celestial equator. If the R.A. is positive then its eastwards. The Declination is how far north or south the star is compared to the celestial equator and is expressed in degrees. For V838 Monocerotis, the location is 07h 04m 04.85 and -03° 50` 50.01 .

Physical Properties (Colour) of V838 Monocerotis

V838 Monocerotis has a spectral type of M6:31. This means the star is a red star.

V838 Monocerotis Apparent and Absolute Magnitudes

V838 Monocerotis has an apparent magnitude of 6.75 which is how bright we see the star from Earth. Apparent Magnitude is also known as Visual Magnitude. Magnitude, whether it be apparent/visual or absolute magnitude is measured by a number, the smaller the number, the brighter the Star is. Our own Sun is the brightest star and therefore has the lowest of all magnitudes, -26.74. A faint star will have a high number.

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V838 Monocerotis Facts

Visual Facts


 V838 Monocerotis
Spectral TypeM6:31
Multiple Star SystemNo / Unknown
Star TypeStar
Colour red
GalaxyMilky Way
ConstellationMonoceros
Visual / Apparent Magnitude6.75
Naked Eye VisibleRequires a 7x50 Binoculars - Magnitudes
Right Ascension (R.A.)07h 04m 04.85
Declination (Dec.)-03° 50` 50.01

Companions (Multi-Star and Exoplanets) Facts


Exoplanet CountNone/Unaware

Related Stars


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