Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:age |
~242 million years
|
| gptkbp:apparentMagnitude |
1.42
-1.46 |
| gptkbp:BayerDesignation |
gptkb:Alpha_Canis_Majoris
|
| gptkbp:brightestStar |
true
|
| gptkbp:catalogue |
gptkb:Smithsonian_Astrophysical_Observatory_Star_Catalog
|
| gptkbp:constellation |
gptkb:Canis_Major
|
| gptkbp:declination |
-16° 42′ 58.017″
|
| gptkbp:diameter |
1.711 solar radii
|
| gptkbp:distanceFromEarth |
8.6 light years
|
| gptkbp:hasCompanion |
gptkb:Sirius_B
|
| gptkbp:historicalSignificance |
yes
|
| gptkbp:luminosity |
25.4 solar luminosities
|
| gptkbp:mass |
2.02 solar masses
|
| gptkbp:metallicity |
[Fe/H] = +0.5
|
| gptkbp:otherDesignation |
gptkb:Sirius
gptkb:HD_48915 |
| gptkbp:parallax |
379.21 mas
|
| gptkbp:properMotionRA |
-546.01 mas/yr (RA), -1223.07 mas/yr (Dec)
|
| gptkbp:rightAscension |
06h 45m 08.9173s
|
| gptkbp:spectralType |
A1V
|
| gptkbp:temperature |
9940 K
|
| gptkbp:visibleToNakedEye |
yes
|
| gptkbp:bfsParent |
gptkb:Cor_Caroli
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
SAO 63257
|