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Blok D (Russian: Блок Д, lit. 'Block D') is an upper stage used on Soviet and later Russian expendable launch systems, including the N1, Proton-K and Zenit.
The analysis highlights Overview and Modifications as prominent areas in the source structure around Blok D.
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.
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.
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The extracted context around Blok D shows recurring relationship patterns in the source. For example, Blok D → N-1, Proton, Zenit Another extracted example is Blok D → Blok, Buran, RKK Energia. Use these groups to spot repeated connection types before inspecting the individual relationships.
Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.
stage blok used soviet launch dm engine proton-k rocket lox russian also proton main space n1 kerosene block zenit briz-m
TTTA extracted 23 structured relationships around Blok D. Examples in this analysis include Blok D → Burn time → 630 seconds and Blok D → Comparable → Briz-M. The table shows each extracted connection, where it came from and its confidence.
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Blok D | Burn time | 630 seconds | 1.00 | infobox |
| Blok D | Comparable | Briz-M | 1.00 | infobox |
| Blok D | Country of origin | Soviet Union | 1.00 | infobox |
| Blok D | Derivatives | Blok DM-03 | 1.00 | infobox |
| Blok D | Diameter | 3.70 m (12 ft 2 in) | 1.00 | infobox |
| Blok D | Empty mass | 2,140 kg (4,720 lb) | 1.00 | infobox |
| Blok D | First flight | 26 March 1974 | 1.00 | infobox |
| Blok D | Gross mass | 17,360 kg (38,270 lb) | 1.00 | infobox |
| Blok D | Height | 6.28 m (20 ft 7 in) | 1.00 | infobox |
| Blok D | Last flight | 6 May 1988 | 1.00 | infobox |
| Blok D | Maximum thrust | 83.61 kN (18,800 lbf) | 1.00 | infobox |
| Blok D | Powered by | 1 × RD-58M | 1.00 | infobox |
| Blok D | Propellant | RP-1/LOX | 1.00 | infobox |
| Blok D | Propellant mass | 15,220 kg (33,550 lb) | 1.00 | infobox |
| Blok D | Specific impulse | 363.5 s (3.565 km/s) | 1.00 | infobox |
| Blok D | Status | Retired | 1.00 | infobox |
| Blok D | Total launches | 66 | 1.00 | infobox |
| Blok D | Used on | N-1 | 1.00 | infobox |
| Blok D | Used on | Proton | 1.00 | infobox |
| Blok D | Used on | Zenit | 1.00 | infobox |
The concept neighborhoods around Blok D bring nearby vocabulary together. In this analysis, examples include Used, Also and Dm. Use the clusters to find adjacent concepts and terminology that may deserve separate research.
For Blok D, one of the stronger structural bridges in this analysis connects Blok D with Overview. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.
TTTA analyzes the structure around Blok D to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as Overview & Modifications, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.
Source: Wikipedia — Blok D · EN edition · Analysis: TopicsToTalkAbout
