Apollo 15 subsatellite
E867326
The Apollo 15 subsatellite (PFS-1) was a small scientific satellite released into lunar orbit by the Apollo 15 mission to study the Moon’s gravitational and magnetic fields.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Apollo program hardware
ⓘ
PFS-1 ⓘ artificial satellite ⓘ lunar orbiter ⓘ scientific satellite ⓘ |
| alsoKnownAs |
PFS-1
NERFINISHED
ⓘ
Particles and Fields Subsatellite 1 NERFINISHED ⓘ |
| carriedInstrument |
S-band transponder
ⓘ
charged particle detector ⓘ magnetometer ⓘ plasma probe ⓘ |
| communicationBand | S-band ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| dataUse |
characterizing lunar magnetic field structure
ⓘ
mapping lunar gravity field via tracking ⓘ |
| decay | reentered lunar surface ⓘ |
| deploymentMethod | spring-ejected from Service Module bay ⓘ |
| followedBy | Apollo 16 subsatellite NERFINISHED ⓘ |
| impactBody | Moon NERFINISHED ⓘ |
| impactDate | 1972-01-15 ⓘ |
| initialAposelene | ~141 km ⓘ |
| initialPeriselene | ~89 km ⓘ |
| launchDate | 1971-07-26 ⓘ |
| launchSite | Kennedy Space Center Launch Complex 39A ⓘ |
| launchVehicle | Saturn V NERFINISHED ⓘ |
| manufacturer | NASA Marshall Space Flight Center NERFINISHED ⓘ |
| mass | ~36 kg ⓘ |
| mission | Apollo 15 NERFINISHED ⓘ |
| missionDurationAfterRelease | several months ⓘ |
| missionOutcome | partially successful ⓘ |
| operator | NASA ⓘ |
| orbit | lunar orbit ⓘ |
| orbitInclination | ~28 degrees ⓘ |
| orbitPeriod | ~2 hours ⓘ |
| powerSource |
battery
ⓘ
solar cells ⓘ |
| precededBy | Explorer 35 NERFINISHED ⓘ |
| primaryMission |
measure charged particles near the Moon
ⓘ
study lunar gravitational field ⓘ study lunar magnetic field ⓘ |
| program | Apollo program NERFINISHED ⓘ |
| releaseDateInLunarOrbit | 1971-08-04 ⓘ |
| releasedBy | Apollo 15 Command and Service Module NERFINISHED ⓘ |
| shape | octagonal prism ⓘ |
| studied |
lunar environment particles and fields
ⓘ
lunar gravity anomalies ⓘ lunar magnetic anomalies ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
PFS-1