RUHIGE SONNE (ASTRONOMIE)
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BTSONNE (ASTRONOMIE)
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UDC523.94
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Descriptor GERRUHIGE SONNE (ASTRONOMIE)
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Descriptor ENGQUIET SUN (ASTRONOMY)
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Descriptor FRESOLEIL CALME (ASTRONOMIE)
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Variant ENGSUN/QUIET SUN (ASTRONOMY)
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NTCHROMOSPHÄRE (SONNE)
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NTSONNENKORONA (ASTRONOMIE)