Statements (20)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:apparentMagnitude |
2.0
|
| gptkbp:component |
gptkb:Alnitak_triple_star_system
|
| gptkbp:declination |
−01° 56′ 34″
|
| gptkbp:diameter |
about 20 solar radii
|
| gptkbp:distanceFromEarth |
approximately 736 light-years
|
| https://www.w3.org/2000/01/rdf-schema#label |
Alnitak Aa
|
| gptkbp:locatedIn |
gptkb:Orion_constellation
|
| gptkbp:luminosity |
about 250,000 times that of the Sun
|
| gptkbp:mass |
about 33 solar masses
|
| gptkbp:otherDesignation |
gptkb:HD_37742_Aa
gptkb:HR_1948_Aa gptkb:Zeta_Orionis_Aa |
| gptkbp:partOf |
gptkb:Alnitak
|
| gptkbp:rightAscension |
05h 40m 45.5s
|
| gptkbp:spectralType |
O9.5Iab
|
| gptkbp:temperature |
about 29,500 K
|
| gptkbp:variableStar |
gptkb:Alpha_Cygni_variable
|
| gptkbp:bfsParent |
gptkb:Alnitak
|
| gptkbp:bfsLayer |
6
|