Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
pulsar
|
| gptkbp:apparentMagnitude |
not visible (radio source)
|
| gptkbp:catalogueNumber |
gptkb:PSR_B1919+21
|
| gptkbp:declination |
+21° 53′ 02″
|
| gptkbp:discoveredBy |
gptkb:Jocelyn_Bell_Burnell
gptkb:Antony_Hewish |
| gptkbp:discoveredIn |
1967
|
| gptkbp:distanceFromEarth |
2,283 light-years
|
| gptkbp:emits |
gptkb:radio_waves
|
| gptkbp:featuredIn |
gptkb:Arecibo_Message_(1974)
|
| https://www.w3.org/2000/01/rdf-schema#label |
PSR B1919+21
|
| gptkbp:locatedIn |
constellation Vulpecula
|
| gptkbp:mass |
~1.4 solar masses
|
| gptkbp:notableFor |
first discovered radio pulsar
|
| gptkbp:otherName |
gptkb:CP_1919
gptkb:PSR_J1921+2153 |
| gptkbp:periodDerivative |
1.3 × 10⁻¹⁵ s/s
|
| gptkbp:rightAscension |
19h 21m 44.8s
|
| gptkbp:rotationPeriod |
1.337 seconds
|
| gptkbp:type |
white dwarf
|
| gptkbp:usedIn |
gptkb:first_pulsar_signal_chart_(Little_Green_Men-1)
|
| gptkbp:bfsParent |
gptkb:white_dwarf
|
| gptkbp:bfsLayer |
5
|