Gliese 244

E712265

Gliese 244 is the Gliese Catalogue designation for Sirius, the brightest star in the night sky located in the constellation Canis Major.

All labels observed (1)

Label Occurrences
Gliese 244 canonical 5

How this entity was disambiguated

Statements (46)

Predicate Object
instanceOf binary star system ⓘ
star system ⓘ
age_billionYears about 0.24 ⓘ
alsoKnownAs Alpha Canis Majoris ⓘ
Dog Star ⓘ
Sirius ⓘ
Sothis ⓘ
α Canis Majoris ⓘ
linked to: Alpha Canis Majoris
apparentMagnitudeV −1.46 ⓘ
BayerDesignation Alpha Canis Majoris ⓘ
belongsToCatalog Gliese Catalogue of Nearby Stars ⓘ
Henry Draper Catalogue ⓘ
Hipparcos Catalogue ⓘ
brightestStarIn night sky ⓘ
catalogDesignation Gliese 244 ⓘ
component Sirius A ⓘ
linked to: Sirius

Sirius B ⓘ
constellation Canis Major ⓘ
culturalSignificance important in ancient Egyptian astronomy ⓘ
used for navigation ⓘ
declination −16° 42′ 58″ ⓘ
distanceFromEarth_ly about 8.6 ⓘ
distanceFromEarth_pc about 2.64 ⓘ
effectiveTemperaturePrimary_K about 9900 ⓘ
FlamsteedDesignation 9 Canis Majoris ⓘ
galacticPopulation thin disk ⓘ
hasCompanionType white dwarf ⓘ
HDDesignation HD 48915 ⓘ
HIPDesignation HIP 32349 ⓘ
luminosityPrimary_solarLuminosity about 25 ⓘ
massOfPrimary_solarMass about 2.0 ⓘ
massOfSecondary_solarMass about 1.0 ⓘ
metallicity_FeH about +0.5 ⓘ
nearestBrightStarToSun true ⓘ
orbitalEccentricity about 0.59 ⓘ
orbitalPeriod_years about 50.1 ⓘ
parallax_mas about 379.21 ⓘ
properMotionDec_masPerYear about −1223.0 ⓘ
properMotionRA_masPerYear about −546.0 ⓘ
radialVelocity_kmPerSec about −5.5 ⓘ
radiusOfPrimary_solarRadius about 1.7 ⓘ
rightAscension 06h 45m 08.9s ⓘ
separationSemiMajorAxis_AU about 20 ⓘ
spectralTypePrimary A1V ⓘ
spectralTypeSecondary DA2 ⓘ
visibleFrom both hemispheres ⓘ

How these facts were elicited

Referenced by (5)

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

Sirius → hasGlieseDesignation → Gliese 244 ⓘ
HD 48915 → catalogDesignation → Gliese 244 ⓘ
HIP 32349 → hasGlieseNumber → Gliese 244 ⓘ
Gliese 244 → catalogDesignation → Gliese 244 ⓘ