SAO 40186

URI: https://gptkb.org/entity/SAO_40186
GPTKB entity
Statements (39)
Predicate Object
gptkbp:instanceOf gptkb:star
gptkbp:age ~242 million years
gptkbp:alsoKnownAs gptkb:Sirius
gptkb:HD_48915
gptkbp:apparentMagnitude -1.46
gptkbp:brightestStar night sky
gptkbp:catalogue gptkb:Henry_Draper_Catalogue
gptkb:Hipparcos_Catalogue
gptkb:Bright_Star_Catalogue
gptkb:SAO_Catalogue
gptkbp:catalogueNumber gptkb:BD-16_1591
gptkb:WDS_J06451-1643A
gptkb:GJ_244
gptkb:HD_48915
gptkb:HIP_32349
gptkb:HR_2491
gptkb:SAO_40186
gptkbp:constellation gptkb:Canis_Major
gptkbp:culturalSignificance gptkb:Dog_Star
associated with Canis Major
used in ancient Egyptian calendar
gptkbp:declination -16° 42′ 58.017″
gptkbp:diameter 1.711 solar radii
gptkbp:discoveredBy ancient astronomers
gptkbp:distanceFromEarth 8.6 light years
gptkbp:hasCompanion gptkb:Sirius_B
gptkbp:hasViewOf gptkb:Earth
https://www.w3.org/2000/01/rdf-schema#label SAO 40186
gptkbp:luminosity 25.4 times Sun
gptkbp:mass 2.02 solar masses
gptkbp:parallax 379.21 mas
gptkbp:partOf gptkb:Sirius_binary_system
gptkbp:properMotionRA -1223.07 mas/yr (Dec)
-546.01 mas/yr (RA)
gptkbp:rightAscension 06h 45m 08.9173s
gptkbp:spectralType A1V
gptkbp:temperature 9940 K
gptkbp:bfsParent gptkb:Menkalinan
gptkbp:bfsLayer 7