Statements (24)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
white dwarf |
| gptkbp:apparentMagnitude |
11.45
|
| gptkbp:catalogueNumber |
gptkb:2MASS_J16004938-5142506
gptkb:Gaia_DR2_5949214394086660864 |
| gptkbp:component |
binary star system
|
| gptkbp:constellation |
gptkb:Norma
|
| gptkbp:declination |
-51° 42′ 50.6″
|
| gptkbp:discoveredBy |
gptkb:R._M._Humphreys
|
| gptkbp:discoveredIn |
1999
|
| gptkbp:distanceFromEarth |
8000 light years
|
| https://www.w3.org/2000/01/rdf-schema#label |
WR 145a
|
| gptkbp:luminosity |
~300,000 times Sun
|
| gptkbp:mass |
~10-16 solar masses
|
| gptkbp:notableFeature |
strong stellar winds
potential gamma-ray burst progenitor has a pinwheel nebula |
| gptkbp:otherName |
gptkb:Apep
|
| gptkbp:rightAscension |
16h 00m 49.38s
|
| gptkbp:spectralType |
WN4
|
| gptkbp:temperature |
~40,000 K
|
| gptkbp:variableStar |
no
|
| gptkbp:bfsParent |
gptkb:Cygnus_X-3
|
| gptkbp:bfsLayer |
7
|