EXTLEVEL

Concept · http://ontology.oais.info/fits/keyword/EXTLEVEL

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Properties

definition The value field shall contain an integer specifying the level in a hierarchy of extension levels of the extension header containing it. The value shall be 1 for the highest level; levels with a higher value of this keyword shall be subordinate to levels with a lower value. If the EXTLEVEL keyword is absent, the file should be treated as if the value were 1.
label EXTLEVEL
notation EXTLEVEL
prefLabel EXTLEVEL
scopeNote Defined in section 4.4.2.6 of the FITS Standard 4.0.

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