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� Home : ITU-R : Publications : Recommendations : P�Series : P.1239 : P.1239-1 (02/2007)
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P.1239�:�ITU-R reference ionospheric characteristics �

Recommendation P.1239-1 (02/2007)

Approved in 2007-02-17

Status : Superseded

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1841664 bytes 2007-06-06 E�30836�

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230897 bytes 2007-06-06 �
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Espa�ol

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23205376 bytes 2007-07-06 F�30836�

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872577 bytes 2007-07-06 �
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37083136 bytes 2008-06-04 R�30836�

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