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POLAR AURORA [1 record]
Record 1 - internal organization data 2005-05-16
Record 1, English
Record 1, Subject field(s)
- Atmospheric, Climatic and Meteorological Phenomena
- The Earth (Astronomy)
Record 1, Main entry term, English
- aurora
1, record 1, English, aurora
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- polar aurora 2, record 1, English, polar%20aurora
correct
- aurora polaris 3, record 1, English, aurora%20polaris
correct
- polar lights 4, record 1, English, polar%20lights
correct, plural
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
Luminous phenomena, in the form of arcs, bands, draperies, or curtains in the high atmosphere (caused by charged particules from space), mainly at high latitudes. 5, record 1, English, - aurora
Record number: 1, Textual support number: 1 CONT
... the aurora is a luminous phenomenon occurring in the upper atmosphere at altitudes between about 100 km and 1000 km. Auroras are visible best from the auroral zone, the region about 15-30 degrees from each magnetic pole with the greatest frequency of aurorae. 3, record 1, English, - aurora
Record number: 1, Textual support number: 1 OBS
Together the aurora australis [southern lights] and the aurora borealis [northern lights] are known as the aurora polaris [polar lights]. 3, record 1, English, - aurora
Record number: 1, Textual support number: 2 OBS
plural: auroras or aurorae. 6, record 1, English, - aurora
Record 1, Key term(s)
- aurorae
- aurorae polaris
- polar aurorae
Record 1, French
Record 1, Domaine(s)
- Phénomènes météorologiques, climatiques et atmosphériques
- Terre (Astronomie)
Record 1, Main entry term, French
- aurore
1, record 1, French, aurore
correct, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- aurore polaire 2, record 1, French, aurore%20polaire
correct, feminine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Phénomène lumineux temporaire de la haute atmosphère, se produisant le plus souvent dans les régions polaires et causé par l'impact de particules ionisées résultant de l'activité solaire sur les particules neutres, en présence du champ magnétique terrestre. 3, record 1, French, - aurore
Record number: 1, Textual support number: 1 CONT
L'aurore polaire, appelée aurore boréale dans l'hémisphère nord et aurore australe dans l'hémisphère sud, est un phénomène lumineux de la haute atmosphère apparaissant dans les régions de latitudes magnétiques élevées (entre 65 et 75 degrés), autour des pôles magnétiques, dans une zone annulaire justement appelée zone aurorale. 4, record 1, French, - aurore
Record number: 1, Textual support number: 2 CONT
Lors des perturbations du champ magnétique on observe sous des hautes latitudes des aurores polaires [qui] peuvent durer quelques minutes mais sont souvent visibles pendant plusieurs heures. Les aurores polaires se distinguent fortement quant à leur forme, couleur et intensité; de plus toutes ces caractéristiques varient souvent très rapidement dans le temps. 5, record 1, French, - aurore
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Fenómenos meteorológicos, climáticos y atmosféricos
- Tierra (Astronomía)
Record 1, Main entry term, Spanish
- aurora polar
1, record 1, Spanish, aurora%20polar
correct, feminine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
- aurora 2, record 1, Spanish, aurora
feminine noun
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 DEF
Fenómenos luminosos que aparecen en las capas superiores de la atmósfera, principalmente en las latitudes altas, con formas diferentes: arcos, bandas, cortinas o sábanas. Está causado por partículas cargadas procedentes del espacio atmosférico. 2, record 1, Spanish, - aurora%20polar
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