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| Emittent | Münze Österreich (Austrian Mint) |
|---|---|
| Jahr | 2020 |
| Typ | Anmelden um Details zu sehen |
| Nennwert | Anmelden um Details zu sehen |
| Währung | Anmelden um Details zu sehen |
| Material | Anmelden um Details zu sehen |
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| Durchmesser | Anmelden um Details zu sehen |
| Dicke | Anmelden um Details zu sehen |
| Form | Anmelden um Details zu sehen |
| Prägetechnik | Proof |
| Ausrichtung | Anmelden um Details zu sehen |
| Stempelschneider | Anmelden um Details zu sehen |
| Im Umlauf bis | Anmelden um Details zu sehen |
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| Aversbeschreibung | Anmelden um Details zu sehen |
|---|---|
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| Averslegende | Anmelden um Details zu sehen |
| Reversbeschreibung | The reverse features a bold and dynamic depiction of the Concorde supersonic passenger aircraft in low flight over a Parisian cityscape, with the Eiffel Tower prominently rendered in fine detail to the right of the field. Billowing clouds fill the upper background, enhancing the sense of speed and altitude. The word 'CONCORDE' appears in large stylized lettering in the lower central field, partially overlapping the cityscape. The entire design is bordered by a circular compass-rose or heading scale, with degree markings ranging around the full circumference of the coin, referencing aeronautical navigation instruments. |
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| Reverslegende | CONCORDE 330 340 350 000 010 020 50 060 070 080 090 100 200 190 180 170 160 150 140 |
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| Prägestätte | Anmelden um Details zu sehen |
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| Zusätzliche Informationen |
Austria's "Science and Technology" commemorative series has been running since 2002, and this entry marks the centenary of sustained supersonic research that preceded Chuck Yeager's 1947 barrier-breaking flight by decades — Ernst Mach having done the foundational work in Vienna in the 1880s. The Mach number itself, the ratio of an object's speed to the speed of sound, was named posthumously by physicist Jakob Ackeret in 1929.
Münze Österreich struck this as a niobium-free silver issue, unusual for a series that frequently employs bimetallic niobium construction.