ITU-R - P.1239
ITU-R Reference Ionospheric Characteristics
inactive
| Organization: | ITU-R |
| Publication Date: | 1 January 1997 |
| Status: | inactive |
| Page Count: | 27 |
Document History
February 1, 2012
ITU-R reference ionospheric characteristics
This Recommendation provides models and numerical maps of the monthly median characteristics of the ionosphere, and information regarding the statistical variability.
October 1, 2009
ITU-R reference ionospheric characteristics
This Recommendation provides models and numerical maps of the monthly median characteristics of the ionosphere, and information regarding the statistical variability.
January 1, 2007
ITU-R Reference Ionospheric Characteristics
A description is not available for this item.
P.1239
January 1, 1997
ITU-R Reference Ionospheric Characteristics
A description is not available for this item.