Спутник связи. MOLNIYA 3-49. [Редактировать]

Дополнительная классификация

#Наименования
1Все спутники связи

Технические характеристики

#ХарактеристикаЗначение
1Масса, кг1740
2Габариты, метра8.2х 4.4х 4.4

Найдено 356 документов по запросу «MOLNIYA 3-49». [Перейти к поиску]


Дата загрузки: 2017-06-15
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0.08/5
... shows several times, but the Molniya scientific and production company, the... over the world. In 1999, Molniya leased BTS-002 to specially... itself bankrupt, having not paid Molniya the money promised. The Russian..., the Singaporean paid nothing to Molniya and took possession of BTS...-002 remained in Bahrain, because Molniya’s management had finally made up... made a minor sensation in Russia. Molniya’s leaders had to make excuses... since he allegedly had paid Molniya the money promised in full..., the situation drastically changed for Molniya in Moscow – all of its... later, the new managers of Molniya tried to sort things out... of the managerial reshuffle in Molniya by chance: it turned out... even after leaving the company. Molniya’s new team managed to convince... its contacts with the previous Molniya managers, and the new team... shuttle whatsoever. In February 2008, Molniya regained the full rights for...



Дата загрузки: 2017-04-09
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0.07/5
..., T.P. Andreeva1, A.R. Gumerov1, A.N. Sazhenkov2 1 2 JSC USPE “Molniya”, Ufa, Russian Federation OJSC “Aviadvigatel..., г. Уфа, ул. Зенцова, д. 70, e-mail: molniya@molniya-ufa.ru). Андреева Татьяна Петровна..., г. Уфа, ул. Зенцова, д. 70, e-mail: molniya@molniya-ufa.ru). Гумеров Артур Римович..., г. Уфа, ул. Зенцова, д. 70, e-mail: molniya@molniya-ufa.ru). Саженков Алексей Николаевич... USPE “Molniya” (70, Zentsova st., Ufa, 450052, Russian Federation, e-mail: molniya@molniya-ufa... USPE “Molniya” (70, Zentsova st., Ufa, 450052, Russian Federation, e-mail: molniya@molniya-ufa... USPE “Molniya” (70, Zentsova st., Ufa, 450052, Russian Federation, e-mail: molniya@molniya-ufa...



Дата загрузки: 2017-09-24
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0.15/5
... (GEO belt) and the Molniya apogee region (Molniya ring) present a large number... 240 80 300 330 270 Molniya Apogee Ring ~60° declination W Deep... Full GEO Belt region Molniya apogee region (Molniya ring) Definition (mid-latitude... squares represent the positions of Molniya objects at 30-minute intervals... full GEO belt and the Molniya ring once per evening requires... be able to observe the Molniya ring and could perform it... along the GEO belt and Molniya ring regions is fainter than... conditions and at most elevations. Molniya Ring Cumulative Distribution (%) Cumulative Distribution... geosynchronous belt (left) and the Molniya ring (right) as observed from... be representative of a geosynchronous object; Molniya This work was sponsored by... the GEO belt and the Molniya ring as described previously (cf... along the GEO belt and Molniya ring over the course of... and 5 arcsec/sec for the Molniya ring. This presents a single performance..., and 98.5 – 99% of the Molniya ring cases have limiting magnitudes... and a very bright sky background. Molniya Ring 1.0 1.0 0.9 0.9 Fraction with m > mlim Fraction... belt. (Right) Sensitivity along the Molniya ring. All calculations are for...



Дата загрузки: 2017-06-15
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0.07/5
... the satellite into a so-called Molniya orbit (≈ 500 km × ≈ 40.000...-stationary transfer orbit (GTO), the Molniya orbit employed by Russian communication... Soyuz/Fregat launcher to the Molniya orbit (≈40.000 km x ≈500... as the initial baseline. The Molniya orbit with a period of revolution... entire 2year mission period. The Molniya orbit also satisfies the requirement... orbit (LEO), the radiation in Molniya orbit is very harsh. Dose... dose-depth curves for the Molniya orbit during a 2-year lifetime, assuming... of RØMER in Molniya orbit -3 - MONS & Ballerina in Molniya Orbit. 2 Years Mission... curves for radiation in the Molniya orbit • At 2.5-mm absorption thickness... the time in the proposed Molniya orbit is spent outside the...



Дата загрузки: 2017-02-23
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0.14/5
... such as " Molniya " on Earth. Observation of satellites such as " Molniya " before... had useful observations of satellite "Molniya 1-92 " for 9 nights in March... satellite "Molniya 3-39 " [13] Fig. 4. Residuals coordinates measured of satellite "Molniya 1-92... Zvenigorod - February-April 2013. Satellite "Molniya 3-53" was observed during 13... . 5 . Residuals coordinates measured of satellite "Molniya 3-53 " in arc seconds from... observation session of the object " Molniya 3-53 " was carried out with... parameters. Fig . 6 . Residuals Observations of Molniya 3-53 in May 17, 2013... , ND Kostyuk , V. Chazov . Observation satellite "Molniya 3-39 " in Zvenigorod Observatory INASAN...



Дата загрузки: 2017-03-18
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0.11/5
... = 0.27 Molniya 1-4 1500 km – 40,000 km 2.0 In highly elliptical molniya orbit... in very elliptical orbits, called “Molniya” orbits. Their satellites pass close... whipping past the earth. Three Molniya Satellites, taking turns at farthest... period. The figure below shows a Molniya orbit and a geosynchronous (also called... from Earth’s Surface = 36000km Radiostat Molniya 1-4 Distance from Earth’s Surface = 24000km...”; Eccentricity = 0.27 In highly elliptical molniya orbit. Responsible for military and... differences in orbital speed. Russian Molniya Satellites (used in communications) orbit... whipping past the earth. Three Molniya Satellites, taking turns at farthest... RadioStat 1-4 0.27 42000 22680 77000 Molniya 1-4 0.70 27000 38000 92000 0 42000...



Дата загрузки: 2017-09-24
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0.12/5
... darkness. Satellites in 12-hour Molniya orbits provide hours-long periods... satellites. Two satellites in phased Molniya orbits can provide essentially continuous... 3 Polar 2 Polar 4 Incl 3 Incl 3 Tundra 2 Molniya 3 Magic MEO 20 SS LEO... the horizon). High earth (HEO) Molniya orbits are highly elliptical with... to the previously mentioned two Molniya HEO constellation, as well as... communications is a phased two-satellite Molniya constellation. (As mentioned above, Polar... continuous coverage requires the two Molniya satellites to be in different... its place. Another disadvantage of Molniya orbits is that user terminal... constellation.) Russian communication satellites in Molniya orbits provide communications to their.... (Molniya orbits were first used by the USSR.) The first prototype Molniya... there are currently 16 operational Molniya satellites that carry the Russian... traffic. Russia is also planning a Molniya orbit version of its Express... constellation. In a 2008 study, a dedicated Molniya constellation of small satellites was.... From Figure 4 above, a two-satellite Molniya constellation, similar to current Russian... Comsat Options with 2 Spacecraft in Molniya Orbits. For example, assuming typical... and deploy an EELV-launched Molniya system providing 1 to 2 Gbps total... two multi-mission spacecraft in Molniya orbits. One of the payloads... "Arktika" to be launched in Molniya orbits to monitor weather and... the Arctic region with their Molniya systems. Some European nations, including...



Дата загрузки: 2017-06-14
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0.1/5
... globe. The elliptical orbits of Molniya type firstly used for Russian... the LGO includes GSO and Molniya orbits as the particular cases..., the known elliptic orbits of “Molniya”-type proposed in due time... of satellite communication systems of “Molniya” type. This orbit class contains... and elliptic orbits of the “Molniya”-type satellites are special cases... of communication with orbital satellite “Molniya” (apogee about 40 000 km... application. 6 Vcir , 8 VA , Vi , km/s 7 Molniya HA=39822 km HP=528...



Дата загрузки: 2017-11-08
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0.23/5
... RE-ENTRY FEATURES FOR THE "MOLNIYA" TYPE ORBITS Yu.F. Kolyuka, N.M. Ivanov... ABSTRACT Space vehicles of the "Molniya" series, launched into the special... ~ 500 km. As a rule, the “Molniya" satellites of a concrete series form.... The first satellite of the "Molniya" series has been inserted into... all artificial satellites, space vehicles "Molniya" undergo the action of various... in case of space vehicles "Molniya" these changes of parameters have... the orbital parameters of the "Molniya" type satellites within the different... the orbits and lifetime of "Molniya" type space vehicles are given... that lifetime of space vehicle "Molniya" depends on the initial values... real space vehicles of the "Molniya-3" series, that recently terminated their... orbital evolution all of the "Molniya" class space vehicles sooner or... paper ~ 50 objects of the "Molniya" series remain in space). The... Russian telecommunication satellites of the “Molniya” series are inserted into special... orbits. The perigee altitude of a “Molniya” type orbit can vary depending... standard orbits of SC of “Molniya-1” series the value of this... foreign countries. Satellites of the “Molniya” series have been launched since... launched into orbits of the “Molniya” type subsequently). During the flight... of the orbits, the SC “Molniya” are equipped with a correcting propulsion... and the re-entry of a “Molniya” type satellite as a rule have...) orbits. The first SC of “Molniya” series re-entered in March... about 50 satellites of the “Molniya” series continue their orbital flights.... Having the mass exceeding 1.5 tons, “Molniya” spacecrafts at uncontrollable re-entry... at launching the SCs of “Molniya” series. At the same time... high elliptical orbit the SC “Molniya” periodically approaches the Earth entering... of solar batteries, the SC “Molniya” has a significant reflecting area promoting.... At the analysis of the “Molniya” type orbits evolution the influence... the Earth gravity field on “Molniya” type orbit evolution The influence... and a perigee distance of the “Molniya” type orbit due to the... ω = 300 26440 26400 0 0.2 0.4 0.6 t , days 0.8 1 1.2 Fig. 1. “Molniya” type orbit’s semi-major axis... ω = 300 7.38E-01 0 0.2 0.4 0.6 t, days 0.8 1 1.2 Fig. 2. “Molniya” type orbit’s eccentricity variation on... 6916 6912 6908 0 0.2 0.4 0.6 0.8 1 1.2 t, days Fig. 3. “Molniya” type orbit’s perigee distance variation.... 4. Variations of perigee distance of “Molniya” type orbit’s over fifteen years...) for parameters Ω and ω of the “Molniya” type orbits at different values... for angular elements of the “Molniya” type orbits Inclination, i 62° 62.... 2.2 Luni-solar perturbations of the “Molniya” type orbits The gravitational attraction... orbits, in particular in the “Molniya” type orbits. 2.2.1 Secular perturbations of... a semi-major axis of the “Molniya” type orbit a ≈ 26600 km, AL... orbital motion of the SC “Molniya” and the "third" body On....6 o for the case of basic “Molniya” type orbit are illustrated in... Moon and the Sun the “Molniya” type orbit parameters i , ω , Ω and rπ tend... drifts of parameters of the “Molniya” type orbit due to luni... rπ for the case of basic “Molniya” orbit at initial Ω = 280 o is... of perigee distance of the “Molniya” type orbit due to luni... atmospheric drag on the SC’ “Molniya” orbit The pressure of solar... on a surface of the SC “Molniya” leads to short-term and..., except a semi-major axis. For a “Molniya” type SC with the standard... influence on evolution of the “Molniya” type orbits from the point... the high elliptical orbit, SC “Molniya” is situated within the atmosphere... altitude Hmin ~ 500 km SC “Molniya” will have the altitude H <1000... influence of atmosphere on the “Molniya” orbit evolution will weaken even... on sc’ lifetime on the “Molniya” type orbits On the basis... the SC’ lifetime on the “Molniya” type orbits will be determined... changing of parameter rπ of the “Molniya” type orbit depending on ascending... the basic orbit of SC “Molniya” is shown at the different... the basic orbit of SC “Molniya” at different initial values Ω.   12... A FLIGHT AND RE-ENTRY OF A “MOLNIYA” TYPE SATELLITE Hmax , km If... of a high elliptical orbit of a “Molniya” type satellite decreased to a critical... of orbital parameters of SC “Molniya” up to the critical ones... in an example of SC “Molniya 3-43”. In Fig. 13 changing.... 13. Dynamics of the SC «Molniya 3-43» maximal and minimal altitudes.... 14 dynamics of the SC “Molniya 3-43” orbit altitudes changing during.... 14. Dynamics of the SC «Molniya 3-43» maximal and minimal altitudes... for the latest revolutions of “Molniya 3-43”, directly before it’s decaying... altitude and velocity of the «Molniya 3-43» on the latest revolutions... of orbital flight the SC “Molniya 3-43” descended on each revolution... on the lifetime of the “Molniya” type space vehicle. It is... Sun. The lifetime of SC “Molniya” depends on the initial values... phase of a flight of the “Molniya” type satellite and the re... in an example of SC “Molniya 343” are presented. The carried... considered perturbing factors all the “Molniya” type SCs sooner or later...



Дата загрузки: 2017-06-15
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0.1/5
... high orbits such as GEO. Molniya orbits, highly-inclined (63.4°) and... high-latitude regions. Twelve-hour Molniya systems dwell over one hemisphere...) and high-latitude coverage of Molniya-based assets provide some distinct... over GEO systems. Since two Molniya systems provide essentially full coverage... to LEO. A malfunctioning GEO or Molniya platform is currently out of... these high-weight, high-orbit (Molniya, GPS, and GEO) missions without... (such as the highly-inclined Molniya orbit, used for long dwell... LEO with high energy orbits. Molniya, GEO, GPS (half-GEO), and...