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Ekspress MD2: Launch, Investigation & Overview

Ekspress-MD2 was a Russian communications satellite which was lost due to a launch failure on 6 August 2012. Equipped with eight C-band transponders and 1 L-band transponder, it was intended to be located in geostationary orbit at a longitude of 145° East. It was the second Ekspress-MD satellite to be launched, following Ekspress-MD1 in 2009.

Language: English [EN]
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Ekspress MD2 topic overview

The analysis highlights Launch, Investigation and Overview as prominent areas in the source structure around Ekspress MD2.

Related topics
26
Source areas
3
Connected nodes
29
Extracted relationships
28
Concept neighborhoods
16
Bridge connections
29

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

Launch · 16 topics
Overview · 6 topics
Investigation · 4 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Apogee altitude
4,770 km (2,960 mi)
Band
9 transponders: 8 × 40 Mhz C-band 1 × 1 MHz L-band
Bandwidth
321 MHz
Bus
Yakhta modified
Contractor
Khrunichev State Research and Production Space Center
COSPAR ID
2012-044B

Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

Launch

Investigation

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

How Ekspress MD2 connects Entity context

The extracted context around Ekspress MD2 shows recurring relationship patterns in the source. For example, Ekspress MD2 → 4,770 km (2,960 mi) Another extracted example is Ekspress MD2 → 9 transponders: 8 × 40 Mhz C-band 1 × 1 MHz L-band. Use these groups to spot repeated connection types before inspecting the individual relationships.

Ekspress MD2

Top relations

Apogee altitude · 1
Ekspress MD2 → 4,770 km (2,960 mi)
Band · 1
Ekspress MD2 → 9 transponders: 8 × 40 Mhz C-band 1 × 1 MHz L-band
Bandwidth · 1
Ekspress MD2 → 321 MHz
Bus · 1
Ekspress MD2 → Yakhta modified
Contractor · 1
Ekspress MD2 → Khrunichev State Research and Production Space Center
COSPAR ID · 1
Ekspress MD2 → 2012-044B
Coverage area · 1
Ekspress MD2 → Russia, CIS countries
Entered service · 1
Ekspress MD2 → Failed on orbit
Inclination · 1
Ekspress MD2 → 49.90°
Launch date · 1
Ekspress MD2 → 6 August 2012, 19:31:00 UTC

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

launch briz-m august 2012 satellite due failure ekspress-md2 proton-m russian orbit c-band transponders l-band launched khrunichev communications ekspress-md geostationary longitude

Ekspress MD2 relationships Subject–Predicate–Object triples

TTTA extracted 28 structured relationships around Ekspress MD2. Examples in this analysis include Ekspress MD2 → Apogee altitude → 4,770 km (2,960 mi) and Ekspress MD2 → Band → 9 transponders: 8 × 40 Mhz C-band 1 × 1 MHz L-band. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
Ekspress MD2Apogee altitude4,770 km (2,960 mi)1.00infobox
Ekspress MD2Band9 transponders: 8 × 40 Mhz C-band 1 × 1 MHz L-band1.00infobox
Ekspress MD2Bandwidth321 MHz1.00infobox
Ekspress MD2BusYakhta modified1.00infobox
Ekspress MD2ContractorKhrunichev State Research and Production Space Center1.00infobox
Ekspress MD2COSPAR ID2012-044B1.00infobox
Ekspress MD2Coverage areaRussia, CIS countries1.00infobox
Ekspress MD2Entered serviceFailed on orbit1.00infobox
Ekspress MD2Inclination49.90°1.00infobox
Ekspress MD2Launch date6 August 2012, 19:31:00 UTC1.00infobox
Ekspress MD2Launch mass1,140 kg (2,510 lb)1.00infobox
Ekspress MD2Launch siteBaikonur, Site 81/241.00infobox
Ekspress MD2Longitude145° East (planned)1.00infobox
Ekspress MD2ManufacturerKhrunichev (bus) Alcatel Alenia Space (payload)1.00infobox
Ekspress MD2Mission duration10 years (planned) Failed on orbit (achieved)1.00infobox
Ekspress MD2Mission typeCommunications1.00infobox
Ekspress MD2NamesExpress-MD21.00infobox
Ekspress MD2OperatorRussian Satellite Communications Company (RSCC)1.00infobox
Ekspress MD2Perigee altitude272 km (169 mi)1.00infobox
Ekspress MD2Period139.09 minutes1.00infobox
Ekspress MD2Power1300 watts1.00infobox
Ekspress MD2Reference systemGeocentric orbit1.00infobox
Ekspress MD2RegimeMedium Earth orbit Geostationary orbit (planned)1.00infobox
Ekspress MD2RocketProton-M / Briz-M1.00infobox
Ekspress MD2SATCAT no.387451.00infobox
Ekspress MD2SpacecraftEkspress-MD21.00infobox
Ekspress MD2Spacecraft typeEkspress-MD1.00infobox
Ekspress MD2Websitehttps://eng.rscc.ru/1.00infobox

Related concept clusters Concept neighborhoods

The concept neighborhoods around Ekspress MD2 bring nearby vocabulary together. In this analysis, examples include Ekspress-md2, Rscc and Russian. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • launch vehicle
    • Russian
    • Satellite
    • Failure
    • Baikonur
    • Ekspress-am4
    • Lost
    • Mission
    • Site
    • Space
    • Type
    • Proton-m
    • Briz-m
  • briz-m
    • Stages
    • Ekspress-am4
    • Caused
    • Launched
    • Orbit
    • Proton-m
    • Failure
    • Utc
    • Launch
    • Baikonur
    • C-band
    • East
  • launch
    • Russian
    • Satellite
    • Failure
    • Baikonur
    • Ekspress-am4
    • Lost
    • Mission
    • Site
    • Space
    • Type
    • Proton-m
    • Briz-m
  • c-band
    • East
    • Geostationary
    • L-band
    • Longitude
    • Transponders
    • Orbit
    • Utc
    • Baikonur
    • Ekspress-am4
    • Ekspress-md
    • Mission
    • Site
  • geostationary orbit
    • East
    • L-band
    • Longitude
    • Transponders
    • Orbit
    • Launched
    • Utc
    • Baikonur
    • Ekspress-am4
    • Ekspress-md
    • Mission
    • Site
  • baikonur cosmodrome
    • Site
    • Utc
    • C-band
    • East
    • Ekspress-am4
    • Ekspress-md
    • Geostationary
    • L-band
    • Longitude
    • Mission
    • Space
    • Transponders
  • ekspress-am4
    • Utc
    • Ekspress-md
    • Geostationary
    • L-band
    • Longitude
    • Lost
    • Mission
    • Second
    • Site
    • Space
    • Transponders
    • Type
  • l-band
    • East
    • Geostationary
    • Longitude
    • Transponders
    • Orbit
    • Utc
    • Baikonur
    • Ekspress-am4
    • Ekspress-md
    • Mission
    • Site
    • Space

Connections between topic areas Semantic bridges

For Ekspress MD2, one of the stronger structural bridges in this analysis connects Ekspress MD2 with Launch. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
Ekspress MD2Launch · splits 13 ⟂ 17
Ekspress MD2Overview · splits 23 ⟂ 7
Ekspress MD2Investigation · splits 25 ⟂ 5

Map overview Semantic statistics

Ekspress MD2

Nodes30
Edges29
Triples28
Avg. degree1.93
Density0.066667
Components1

Source & methodology

TTTA analyzes the structure around Ekspress MD2 to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as Launch, Investigation & Overview, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — Ekspress MD2 · EN edition · Analysis: TopicsToTalkAbout

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