1958 Beta 2
E87463
1958 Beta 2 is the alternative designation for Vanguard 1, one of the earliest American satellites and the oldest human-made object still in Earth orbit.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Earth satellite
→
artificial satellite → spacecraft → |
| alternativeName |
Vanguard 1 satellite
→
surface form: "Vanguard 1"
|
| apogee | about 3969 kilometers → |
| carriedInstrument |
micrometeorite detector
→
radio transmitter → temperature sensor → |
| category |
1958 in spaceflight
→
Vanguard 1 satellite →
surface form: "Vanguard satellites"
|
| communication | telemetry → |
| countryOfOrigin |
United States of America
→
surface form: "United States"
|
| designLife | a few months → |
| diameter | 16.5 centimeters → |
| followedBy | Vanguard 2 → |
| hasCOSPARID | 1958-002B → |
| hasNSSDCID | 1958-002B → |
| inclination | about 34.25 degrees → |
| launchComplex | LC-18A → |
| launchDate | 1958-03-17 → |
| launchSite |
Cape Canaveral
NERFINISHED
→
Cape Canaveral Air Force Station NERFINISHED → |
| launchVehicle | Vanguard TV-4 → |
| manufacturer | Naval Research Laboratory → |
| mass | 1.47 kilograms → |
| missionType |
geophysics
→
ionospheric research → |
| notableFor | oldest human-made object still in Earth orbit → |
| operator | United States Navy → |
| orbitalPeriod | about 134 minutes → |
| orbitType | low Earth orbit → |
| perigee | about 654 kilometers → |
| powerSource |
chemical batteries
→
solar cells → |
| precededBy |
Explorer 1
→
Sputnik 1 → Sputnik 2 → |
| program | Vanguard program → |
| purpose | scientific research → |
| radioFrequency |
108.00 MHz
→
108.03 MHz → |
| shape | sphere → |
| status | in orbit → |
| transmissionsEnded | 1964 → |
| usedFor |
studying atmospheric drag
→
studying density of the upper atmosphere → tracking Earth’s shape → |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form: "Vanguard 1"