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Polárka, oficiálně α Ursae Minoris (zkráceně α UMi), též Severka, je nejjasnější hvězdou v souhvězdí Malého medvěda. Nachází se v blízkosti severního nebeského pólu, kolem kterého se zdánlivě otáčí nebeská klenba. Revidovaná paralaxa sondy Hipparcos udává vzdálenost Polárky asi 433 světelných let (133 parseků), zatímco výpočty jinými metodami udávají…
The analysis highlights Poloha na obloze, Vlastnosti and Mytologie a název as prominent areas in the source structure around Polárka.
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.
High-confidence facts extracted from structured source data. Use them as anchors for further research.
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.
Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.
The extracted context around Polárka shows recurring relationship patterns in the source. For example, Polárka → Amplituda, AU, Celá, F3V, F6, F7Ib, Hlavní, Jasnost, Je, Její, Lze, Má, Okolo, Polárku Aa, Polárky, Pouhým, Silným, Slunce, Slunci, Sluncí Another extracted example is Polárka → Alpha Ursae Minoris, Alrucaba, Flamsteedovo, HD, Její, Latinský, Malé, Mezinárodní, Moderní, Polaris, Polární, První, SAO, Severka, Stella, UMi, Ursae Minoris, Ursae Minoris Aa, WGSN. 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.
hvězdy vzdálenost polárky vzdálenosti jako pólu kolem měření hipparcos hvězda to roce roku polaris ursae minoris umi souhvězdí magnitudy gaia
TTTA extracted 126 structured relationships around Polárka. Examples in this analysis include Polárka → 2MASS → 2MASS J02314822+8915503 and Polárka → Absolutní hvězdná velikost → -3,64. The table shows each extracted connection, where it came from and its confidence.
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Polárka | 2MASS | 2MASS J02314822+8915503 | 1.00 | infobox |
| Polárka | Absolutní hvězdná velikost | -3,64 | 1.00 | infobox |
| Polárka | Barevný index (B-V) | 0,38 | 1.00 | infobox |
| Polárka | Barevný index (R-I) | 0,31 | 1.00 | infobox |
| Polárka | Barevný index (U-B) | 0,60 | 1.00 | infobox |
| Polárka | Barevný index (V-R) | 0,49 | 1.00 | infobox |
| Polárka | Bayerovo označení | α UMi | 1.00 | infobox |
| Polárka | Bonner Durchmusterung | BD +88°8 | 1.00 | infobox |
| Polárka | Bright Star katalog | HR 424 | 1.00 | infobox |
| Polárka | Deklinace | +89° 15′ 51″ | 1.00 | infobox |
| Polárka | Flamsteedovo označení | 1 UMi | 1.00 | infobox |
| Polárka | General Catalogue | GC 2243 | 1.00 | infobox |
| Polárka | Henry Draper Catalogue | HD 8890 | 1.00 | infobox |
| Polárka | Hmotnost | 6 M☉ | 1.00 | infobox |
| Polárka | Katalog Hipparcos | HIP 11767 | 1.00 | infobox |
| Polárka | Katalog Tycho | TYC 4628-237-1 | 1.00 | infobox |
| Polárka | Oscilační perioda | 3,97 | 1.00 | infobox |
| Polárka | Paralaxa | 10,1 ± 0,2″ | 1.00 | infobox |
| Polárka | Poloměr | 30 R☉ | 1.00 | infobox |
| Polárka | Povrchová teplota | 7200 K | 1.00 | infobox |
| Polárka | Rektascenze | 02h 31m 48,7s | 1.00 | infobox |
| Polárka | Rotační perioda | ? | 1.00 | infobox |
| Polárka | SAO katalog | SAO 308 | 1.00 | infobox |
| Polárka | Souhvězdí | Malý medvěd (Ursa minor) | 1.00 | infobox |
| Polárka | Spektrální typ | F7 Ib-II SB | 1.00 | infobox |
| Polárka | Stáří | ? | 1.00 | infobox |
| Polárka | Synonyma | Severka, Hvězda severu, Severní hvězda, Polaris, Cynosura (latinsky), Alrucaba (arabsky), Alfa Ursae Minoris, ADS 1477 A, CCDM J02319+8915A, FK5 907, IDS 01226+8846 A, IRAS 0149… | 1.00 | infobox |
| Polárka | Typ proměnnosti | Cefeida | 1.00 | infobox |
| Polárka | Vlastní pohyb v deklinaci | −11,85 mas/rok | 1.00 | infobox |
| Polárka | Vlastní pohyb v rektascenzi | 44,48 mas/rok | 1.00 | infobox |
The concept neighborhoods around Polárka bring nearby vocabulary together. In this analysis, examples include Pólu, Hvězdou and Hlavní. Use the clusters to find adjacent concepts and terminology that may deserve separate research.
For Polárka, one of the stronger structural bridges in this analysis connects Polárka with Poloha na obloze. 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 Polárka to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as Poloha na obloze, Vlastnosti & Mytologie a název, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.
Source: Wikipedia — Polárka · CS edition · Analysis: TopicsToTalkAbout