Alpha Monocerotis

E558281

Alpha Monocerotis is a relatively bright giant star located in the constellation Monoceros, visible to the naked eye under good conditions.

All labels observed (2)

Label Occurrences
Alpha Monocerotis canonical 1
α Monocerotis 1

How this entity was disambiguated

Statements (45)

Predicate Object
instanceOf star ⓘ
absoluteMagnitudeV −0.39 ⓘ
age about 1 billion years (approximate) ⓘ
apparentMagnitudeV 4.39 ⓘ
bayerDesignation α Monocerotis ⓘ
linked to: Alpha Monocerotis
catalog Henry Draper Catalogue ⓘ
Hipparcos ⓘ
linked to: Hipparcos satellite

Tycho ⓘ
colorIndexB−V +1.01 ⓘ
constellation Monoceros ⓘ
constellationArea Monoceros ⓘ
coreFusionType helium-core burning ⓘ
declination −09° 33′ 04″ ⓘ
discovery known since antiquity as a naked-eye star ⓘ
distanceFromEarth about 294 light-years ⓘ
about 90 parsecs ⓘ
effectiveTemperature about 4,800 K ⓘ
epoch J2000.0 ⓘ
equatorialCoordinateSystem ICRS ⓘ
evolutionaryStage red clump giant ⓘ
flamsteedDesignation 17 Monocerotis ⓘ
galacticLatitude +0.5° (approximate) ⓘ
galacticLongitude 225.5° (approximate) ⓘ
galacticPopulation thin disk ⓘ
hemisphere celestial equator region ⓘ
henryDraperNumber HD 61935 ⓘ
hipparcosNumber HIP 37265 ⓘ
HRNumber HR 2963 ⓘ
luminosity about 60 times solar luminosity ⓘ
mass about 2.3 solar masses ⓘ
metallicity[Fe/H] approximately solar ⓘ
multiplicity single star (no known companions) ⓘ
parallax 11.09 mas ⓘ
parallaxError 0.18 mas ⓘ
properMotionDec −10.77 mas/yr ⓘ
properMotionRA −34.40 mas/yr ⓘ
radialVelocity +26 km/s ⓘ
radius about 11 solar radii ⓘ
rightAscension 07h 41m 14.8s ⓘ
rotation slow rotator ⓘ
SIMBADIdentifier alf Mon ⓘ
spectralClass K0III ⓘ
surfaceGravityLogg about 2.7 ⓘ
variableStarStatus not known to be variable ⓘ
visibility visible to the naked eye under good conditions ⓘ

How these facts were elicited

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

Monoceros → contains → Alpha Monocerotis ⓘ
Alpha Monocerotis → bayerDesignation → α Monocerotis ⓘ
linked to: Alpha Monocerotis