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Parsek

Parsek, také parsec (značka jednotky pc) je jednotka vzdálenosti, používaná hlavně v odborné literatuře v astronomii. Jeden parsek je vzdálenost, z níž má 1 astronomická jednotka (1 au) úhlový rozměr jedné vteřiny, tedy 1 pc = 1 au / tg 1″ ≈ 206 265 au ≈ 3,262 ly ≈ 3,086×1016 m.

Historická poznámka, Etymologie & Výpočet vzdálenosti z paralaxy

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Historická poznámka

Souhvězdí Labutě1838Friedrich Wilhelm BesselFrank Watson Dyson1913
7 related topics

Etymologie

VzniklParalaxaSekundaAngličtině
4 related topics

Výpočet vzdálenosti z paralaxy

Sekulární paralaxa
1 related topics

Velké vzdálenosti

Extragalaktické astronomii
1 related topics

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Overview

Výpočet vzdálenosti z paralaxy

Velké vzdálenosti

Historická poznámka

Etymologie

Advanced semantic analysis

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Map overview Semantic statistics

Parsek

Nodes27
Edges26
Triples4
Avg. degree1.93
Density0.074074
Components1

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Parsek

Top relations

related to Externí odkazy · 2
Parsek → Obrázky, Wikimedia Commons
related to Velké vzdálenosti · 2
Parsek → Gpc, Mpc

Important terminology Word statistics

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Important terminology

jednotka pc vzdálenosti astronomii značka jednotky paralaxy parsec odborné literatuře vzdálenost tedy mpc paralaxa au vteřiny tg ly měření vzdáleností

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Parsekrelated to Externí odkazyObrázky0.60section
Parsekrelated to Externí odkazyWikimedia Commons0.60section
Parsekrelated to Velké vzdálenostiMpc0.60section
Parsekrelated to Velké vzdálenostiGpc0.60section

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