|
gptkbp:instanceOf
|
Astronomical object
|
|
gptkbp:canBe
|
Part of binary system
|
|
gptkbp:cataloguedIn
|
gptkb:ATNF_Pulsar_Catalogue
gptkb:PSR_catalogue
|
|
gptkbp:density
|
Extremely high
|
|
gptkbp:diameter
|
About 20 kilometers
|
|
gptkbp:discoveredBy
|
gptkb:Jocelyn_Bell_Burnell
gptkb:PSR_B1919+21
|
|
gptkbp:discoveredIn
|
1967
|
|
gptkbp:distanceFromEarth
|
Hundreds to thousands of light-years
|
|
gptkbp:emits
|
gptkb:X-rays
gptkb:Gamma_rays
gptkb:Radio_waves
|
|
gptkbp:firstMisidentifiedAs
|
Possible extraterrestrial signal
|
|
gptkbp:foundIn
|
gptkb:Milky_Way
Other galaxies
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Pulsar
|
|
gptkbp:magneticFieldStrength
|
Very strong
|
|
gptkbp:mass
|
About 1.4 solar masses
|
|
gptkbp:mayInclude
|
Planetary system
|
|
gptkbp:namedFrom
|
Pulsating radio source
|
|
gptkbp:notableExample
|
gptkb:Crab_Pulsar
gptkb:Vela_Pulsar
gptkb:PSR_J0437-4715
|
|
gptkbp:observedBy
|
gptkb:X-ray_telescopes
gptkb:Radio_telescopes
Gamma-ray telescopes
|
|
gptkbp:originatedIn
|
Supernova explosion
|
|
gptkbp:powerSource
|
Rotational energy
|
|
gptkbp:pulsePeriod
|
Highly stable
|
|
gptkbp:rotationAxis
|
Misaligned with magnetic axis
|
|
gptkbp:rotationPeriod
|
Milliseconds to seconds
Rapidly
|
|
gptkbp:rotationSlowsDown
|
Over time
|
|
gptkbp:studiedBy
|
gptkb:Radio_telescopes
gptkb:Space_telescopes
gptkb:Gravitational_waves
|
|
gptkbp:studiedIn
|
Radio astronomy
|
|
gptkbp:subspecies
|
gptkb:Magnetar
Binary pulsar
Millisecond pulsar
X-ray pulsar
|
|
gptkbp:surfaceGravity
|
Extremely high
|
|
gptkbp:temperature
|
Millions of Kelvin
|
|
gptkbp:type
|
Neutron star
Pulses at regular intervals
|
|
gptkbp:usedFor
|
Testing general relativity
Measuring cosmic distances
Studying interstellar medium
|
|
gptkbp:bfsParent
|
gptkb:Kavinsky
gptkb:Revenant_Titan
gptkb:Warlock_Titan
gptkb:Night_Vision_Devices
|
|
gptkbp:bfsLayer
|
5
|