Molniya communications satellites
E529487
Molniya communications satellites are Soviet/Russian spacecraft placed in highly elliptical Molniya orbits to provide long-duration communications coverage over high-latitude regions such as northern Russia.
Observed surface forms (2)
| Surface form | Occurrences |
|---|---|
| Molniya | 1 |
| Molniya satellites | 1 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Russian spacecraft
ⓘ
Soviet spacecraft ⓘ communications satellite series ⓘ |
| apogeeLocation | over northern hemisphere ⓘ |
| countryOfOrigin |
Russia
ⓘ
Soviet Union ⓘ |
| coverageCharacteristic |
long dwell time over northern hemisphere
ⓘ
short dwell time over southern hemisphere ⓘ |
| designedForCoverageOf |
high-latitude regions
ⓘ
northern Russia NERFINISHED ⓘ |
| designedToOvercome | poor geostationary coverage at high latitudes ⓘ |
| developedBy | Soviet space program NERFINISHED ⓘ |
| firstLaunchDate | 1964 ⓘ |
| launchVehicleUsed |
Molniya rocket
NERFINISHED
ⓘ
Soyuz rocket variants NERFINISHED ⓘ |
| namedAfter | Molniya program NERFINISHED ⓘ |
| nameMeaning | Molniya means lightning in Russian NERFINISHED ⓘ |
| notableUser |
Russian communications operators
ⓘ
Soviet civilian communications agencies ⓘ Soviet military ⓘ |
| operatedBy |
Russian Federation
NERFINISHED
ⓘ
Soviet Union NERFINISHED ⓘ |
| orbitalRegime | high Earth orbit ⓘ |
| orbitArgumentOfPerigee | about 270 degrees ⓘ |
| orbitEccentricity | highly elliptical orbit ⓘ |
| orbitResonance | 2:1 resonance with Earth rotation ⓘ |
| perigeeLocation | over southern hemisphere ⓘ |
| primaryMission |
communications
ⓘ
military communications ⓘ television relay ⓘ |
| programStatus | largely replaced by newer systems ⓘ |
| providesLongDurationCoverageOver |
Arctic regions
ⓘ
Siberia NERFINISHED ⓘ northern hemisphere high latitudes ⓘ |
| successorTechnology |
Meridian communications satellites
NERFINISHED
ⓘ
geostationary communications satellites over alternative longitudes ⓘ |
| typicalApogeeAltitude | about 39,000 kilometers ⓘ |
| typicalConstellationSize | several satellites for continuous coverage ⓘ |
| typicalInclination | about 63.4 degrees ⓘ |
| typicalOperationalLifetime | several years ⓘ |
| typicalOrbitalPeriod | about 12 hours ⓘ |
| typicalPerigeeAltitude | about 500 to 1,000 kilometers ⓘ |
| usedFor |
civil communications
ⓘ
data relay ⓘ military communications ⓘ telephone and telegraph relay ⓘ television broadcasting to remote areas ⓘ |
| usesOrbitType | Molniya orbit NERFINISHED ⓘ |
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Molniya
subject surface form:
Molniya-M
this entity surface form:
Molniya satellites