Gamma Cancri

E141949

Gamma Cancri is a white giant star in the constellation Cancer, visible to the naked eye and commonly used as a reference point in the night sky.

All labels observed (5)

Label Occurrences
γ Cancri 2
35 Cancri 1
Gamma Cancri canonical 1

How this entity was disambiguated

Statements (48)

Predicate Object
instanceOf astronomical object
giant star
naked-eye star
star
belongsTo Milky Way
hasAbsoluteMagnitudeV +1.0
hasAge_Myr about 350
hasAlternativeName Al Tarf
Gamma Cnc
linked to: Gamma Cancri

γ Cancri
linked to: Gamma Cancri
hasApparentMagnitudeV 4.66
hasBayerDesignation γ Cancri
linked to: Gamma Cancri
hasBminusVColorIndex +0.01
hasCatalogIdentifier BD+21 1907
HD 74739
HIP 43103
HR 3429
SAO 80632
hasColor white
hasConstellation Cancer
hasConstellationAbbreviation Cnc
hasCulturalRole navigation reference star
hasDeclination +21° 28′ 07″
hasDistanceFromEarth_ly approximately 158
hasDistanceFromEarth_pc approximately 48.5
hasEffectiveTemperature_K about 9100
hasEquinox J2000.0
hasFlamsteedDesignation 35 Cancri
linked to: Gamma Cancri
hasGalacticLatitude_deg +32.01
hasGalacticLongitude_deg 203.63
hasLuminosity_solar about 36
hasMass_solar about 2.0
hasParallax_mas 20.6
hasPositionInConstellation one of the brighter stars of Cancer
hasProperMotionDec_mas_per_yr −13.6
hasProperMotionRA_mas_per_yr −49.9
hasRadialVelocity_km_per_s about +29
hasRadius_solar about 3.5
hasRightAscension 08h 43m 17s
hasRotationalVelocity_km_per_s about 130
hasSIMBADIdentifier gam Cnc
linked to: Gamma Cancri
hasSpectralClass A1IV
hasUminusBColorIndex +0.03
hasVariableType none known (considered constant)
isLocatedIn northern celestial hemisphere
isPartOf constellation Cancer
isUsedAs reference point in the night sky
isVisibleTo naked eye

How these facts were elicited

Referenced by (6)

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

Cancer notableStar Gamma Cancri
subject linked to: constellation Cancer
Gamma Cancri hasAlternativeName γ Cancri
linked to: Gamma Cancri
Gamma Cancri hasAlternativeName Gamma Cnc
linked to: Gamma Cancri
Gamma Cancri hasBayerDesignation γ Cancri
linked to: Gamma Cancri
Gamma Cancri hasFlamsteedDesignation 35 Cancri
linked to: Gamma Cancri
Gamma Cancri hasSIMBADIdentifier gam Cnc
linked to: Gamma Cancri