Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
white dwarf
pulsar |
| gptkbp:catalogueNumber |
gptkb:PSR_J1300+1240
|
| gptkbp:containsPlanet |
gptkb:PSR_B1257+12_B
gptkb:PSR_B1257+12_A gptkb:PSR_B1257+12_C gptkb:PSR_B1257+12_D |
| gptkbp:declination |
+12° 40′ 56″
|
| gptkbp:discoveredBy |
gptkb:Aleksander_Wolszczan
|
| gptkbp:discoveredIn |
1990
|
| gptkbp:distanceFromEarth |
gptkb:PSR_B1257+12_planetary_system
about 2,300 light-years |
| https://www.w3.org/2000/01/rdf-schema#label |
PSR B1257+12
|
| gptkbp:locatedIn |
gptkb:Virgo_constellation
|
| gptkbp:mass |
about 1.4 solar masses
|
| gptkbp:notableFor |
first discovered pulsar with planets
|
| gptkbp:otherName |
gptkb:undead
|
| gptkbp:rightAscension |
13h 00m 03.1s
|
| gptkbp:rotationPeriod |
6.2 milliseconds
|
| gptkbp:spectralType |
pulsar
|
| gptkbp:bfsParent |
gptkb:exoplanetary_systems
gptkb:first_exoplanets_(PSR_B1257+12) |
| gptkbp:bfsLayer |
6
|