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EA:  SUNSPOT_NUMBER_INDEX

Status: STD 2005/06/07
Code: 1370
Concept definition: The total number of <SUNSPOT>s plus ten times the number of <SUNSPOT> groups in a given <<TIME_QUANTITY>>(usually one month); sunspot number index.
 
Attribute value type: REAL
Unit equivalence class label: PURE_NUMBER
 
Reference type: IR
Reference: [TASC]
Supplemental references:  
Group membership:

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