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- Molniya_orbit abstract "A Molniya orbit (Russian: Молния; IPA: [ˈmolnʲɪjə], \"Lightning\") is a type of highly elliptical orbit with an inclination of 63.4 degrees, an argument of perigee of −90 degrees and an orbital period of one half of a sidereal day. Molniya orbits are named after a series of Soviet/Russian Molniya communications satellites which have been using this type of orbit since the mid-1960s.A satellite in a highly eccentric orbit spends most of its time in the neighborhood of apogee which for a Molniya orbit is over the Northern Hemisphere, the sub-satellite point at apogee having a latitude of 63.4 degrees north. As the apogee altitude is as high as 40,000 km, it will therefore, for a considerable period around apogee, have an excellent visibility from the Northern Hemisphere, from the Russian Federation but also from northern Europe, Greenland and Canada.To get a continuous high elevation coverage of the Northern Hemisphere, at least three Molniya spacecraft are needed.The reason that the inclination should have the value 63.4° is that then the argument of perigee is not perturbed by the J2 term of the gravitational field of the Earth but stays at −90°.".
- Molniya_orbit thumbnail NASA_molniya_oblique.png?width=300.
- Molniya_orbit wikiPageExternalLink www.astronautix.com.
- Molniya_orbit wikiPageExternalLink molniya1.htm.
- Molniya_orbit wikiPageExternalLink viewer.htm?TITLE=Molniya.
- Molniya_orbit wikiPageExternalLink work.html.
- Molniya_orbit wikiPageExternalLink orbmech.htm.
- Molniya_orbit wikiPageExternalLink ?s=27834.
- Molniya_orbit wikiPageExternalLink watch?v=O_Iykeouj3g.
- Molniya_orbit wikiPageExternalLink primer96.htm.
- Molniya_orbit wikiPageID "616351".
- Molniya_orbit wikiPageLength "11692".
- Molniya_orbit wikiPageOutDegree "45".
- Molniya_orbit wikiPageRevisionID "697197898".
- Molniya_orbit wikiPageWikiLink Angle_of_incidence_(optics).
- Molniya_orbit wikiPageWikiLink Apsis.
- Molniya_orbit wikiPageWikiLink Argument_of_periapsis.
- Molniya_orbit wikiPageWikiLink Category:Earth_orbits.
- Molniya_orbit wikiPageWikiLink Category:Satellite_broadcasting.
- Molniya_orbit wikiPageWikiLink Communications_satellite.
- Molniya_orbit wikiPageWikiLink Degree_(angle).
- Molniya_orbit wikiPageWikiLink Elliptic_orbit.
- Molniya_orbit wikiPageWikiLink Equator.
- Molniya_orbit wikiPageWikiLink Geopotential_model.
- Molniya_orbit wikiPageWikiLink Geostationary_orbit.
- Molniya_orbit wikiPageWikiLink Ground_track.
- Molniya_orbit wikiPageWikiLink Highly_elliptical_orbit.
- Molniya_orbit wikiPageWikiLink List_of_orbits.
- Molniya_orbit wikiPageWikiLink Longitude_of_the_ascending_node.
- Molniya_orbit wikiPageWikiLink Mark_Wade.
- Molniya_orbit wikiPageWikiLink Molniya_(satellite).
- Molniya_orbit wikiPageWikiLink Nodal_day.
- Molniya_orbit wikiPageWikiLink Northern_Hemisphere.
- Molniya_orbit wikiPageWikiLink Orbita_(TV_system).
- Molniya_orbit wikiPageWikiLink Orbital_inclination.
- Molniya_orbit wikiPageWikiLink Orbital_node.
- Molniya_orbit wikiPageWikiLink Orbital_period.
- Molniya_orbit wikiPageWikiLink Orbital_perturbation_analysis_(spacecraft).
- Molniya_orbit wikiPageWikiLink Orbital_station-keeping.
- Molniya_orbit wikiPageWikiLink Reconnaissance_satellite.
- Molniya_orbit wikiPageWikiLink Right_ascension.
- Molniya_orbit wikiPageWikiLink Russia.
- Molniya_orbit wikiPageWikiLink Sidereal_time.
- Molniya_orbit wikiPageWikiLink Soviet_Union.
- Molniya_orbit wikiPageWikiLink Spheroid.
- Molniya_orbit wikiPageWikiLink Sub-satellite_point.
- Molniya_orbit wikiPageWikiLink Television_network.
- Molniya_orbit wikiPageWikiLink Tundra_orbit.
- Molniya_orbit wikiPageWikiLink US-K.
- Molniya_orbit wikiPageWikiLink Van_Allen_radiation_belt.
- Molniya_orbit wikiPageWikiLink File:Molniya.jpg.
- Molniya_orbit wikiPageWikiLink File:NASA_molniya_oblique.png.
- Molniya_orbit wikiPageWikiLinkText "Molniya orbit satellite".
- Molniya_orbit wikiPageWikiLinkText "Molniya orbit".
- Molniya_orbit wikiPageWikiLinkText "Molniya".
- Molniya_orbit wikiPageWikiLinkText "Molniya_orbit".
- Molniya_orbit wikiPageWikiLinkText "highly elliptical orbit".
- Molniya_orbit wikiPageWikiLinkText "molniya orbit".
- Molniya_orbit wikiPageUsesTemplate Template:Lang-rus.
- Molniya_orbit wikiPageUsesTemplate Template:No_footnotes.
- Molniya_orbit wikiPageUsesTemplate Template:Orbits.
- Molniya_orbit wikiPageUsesTemplate Template:Other_uses.
- Molniya_orbit wikiPageUsesTemplate Template:Reflist.
- Molniya_orbit subject Category:Earth_orbits.
- Molniya_orbit subject Category:Satellite_broadcasting.
- Molniya_orbit hypernym Type.
- Molniya_orbit type Redirect.
- Molniya_orbit comment "A Molniya orbit (Russian: Молния; IPA: [ˈmolnʲɪjə], \"Lightning\") is a type of highly elliptical orbit with an inclination of 63.4 degrees, an argument of perigee of −90 degrees and an orbital period of one half of a sidereal day.".
- Molniya_orbit label "Molniya orbit".
- Molniya_orbit sameAs Q1063974.
- Molniya_orbit sameAs Òrbita_Molnia.
- Molniya_orbit sameAs Molnija-Orbit.
- Molniya_orbit sameAs Órbita_de_Mólniya.
- Molniya_orbit sameAs Molnija-kiertorata.
- Molniya_orbit sameAs Orbite_de_Molnia.
- Molniya_orbit sameAs מסלול_מולניה.
- Molniya_orbit sameAs Molnyija-pálya.
- Molniya_orbit sameAs Orbit_Molniya.
- Molniya_orbit sameAs Orbita_Molnija.
- Molniya_orbit sameAs モルニヤ軌道.
- Molniya_orbit sameAs 몰니야_궤도.
- Molniya_orbit sameAs Órbita_Molniya.
- Molniya_orbit sameAs m.02wzn_.
- Molniya_orbit sameAs Орбита_«Молния».
- Molniya_orbit sameAs Molnijabana.
- Molniya_orbit sameAs Molniya_yörünge.
- Molniya_orbit sameAs Q1063974.
- Molniya_orbit sameAs 闪电轨道.
- Molniya_orbit wasDerivedFrom Molniya_orbit?oldid=697197898.
- Molniya_orbit depiction NASA_molniya_oblique.png.
- Molniya_orbit isPrimaryTopicOf Molniya_orbit.