Venera 11
E490423
Venera 11 was a Soviet space probe launched in 1978 as part of the Venera program to study Venus’s atmosphere and surface.
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf | space probe ⓘ |
| atmosphericEntryDate | 1978-12-25 ⓘ |
| cameraSystem | failed to operate on surface ⓘ |
| COSPARId | 1978-084A ⓘ |
| countryOfOrigin | Soviet Union ⓘ |
| descentParachute |
jettisoned before surface impact
ⓘ
used in upper atmosphere ⓘ |
| heatShield | used for atmospheric entry ⓘ |
| landingModuleMass | 1560 kg ⓘ |
| landingSite | Venus dayside, near equator (approximate) ⓘ |
| landingSystem | aerodynamic braking, parachute, then free-fall landing ⓘ |
| launchDate | 1978-09-09 ⓘ |
| launchMass | 4970 kg ⓘ |
| launchSite |
Baikonur Cosmodrome
NERFINISHED
ⓘ
Baikonur Cosmodrome Site 81/24 NERFINISHED ⓘ |
| launchVehicle |
Blok DM upper stage
NERFINISHED
ⓘ
Proton-K rocket NERFINISHED ⓘ |
| manufacturer | Lavochkin Association NERFINISHED ⓘ |
| missionDuration | about 95 days (cruise to Venus) ⓘ |
| missionOutcome | partially successful ⓘ |
| missionTarget | Venus NERFINISHED ⓘ |
| missionType |
atmospheric study
ⓘ
planetary science ⓘ surface study ⓘ |
| notableResult |
detailed vertical profile of Venus atmosphere
ⓘ
measurements of cloud composition and structure ⓘ surface gamma-ray data on Venusian rocks ⓘ |
| operatedBy | Soviet Academy of Sciences NERFINISHED ⓘ |
| orbitalFlyby | performed by carrier bus after probe release ⓘ |
| partOf | Venera program NERFINISHED ⓘ |
| powerSource | solar panels ⓘ |
| predecessor | Venera 10 NERFINISHED ⓘ |
| program | Venera NERFINISHED ⓘ |
| radioFrequency | decimetric band for communications ⓘ |
| scientificInstruments |
charged particle detectors
ⓘ
gamma-ray spectrometer ⓘ gas chromatograph ⓘ magnetometer ⓘ mass spectrometer ⓘ nephelometer ⓘ photometers ⓘ radio science experiment ⓘ |
| spacecraftBus | 4V-1 NERFINISHED ⓘ |
| spacecraftType | flyby bus with atmospheric entry probe ⓘ |
| successor | Venera 12 NERFINISHED ⓘ |
| surfaceOperationsDuration | about 95 minutes ⓘ |
| surfacePressureMeasured | approximately 89 atmospheres ⓘ |
| surfaceTemperatureMeasured | approximately 452 °C ⓘ |
| telemetry | transmitted data during descent and on surface ⓘ |
| twinMission | Venera 12 NERFINISHED ⓘ |
| venusLanding | successful ⓘ |
| venusLandingDate | 1978-12-25 ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.