Data Access
This data set contains the Cluster WHISPER Summary Parameters : the electron density and plasma wave spectral density integrated over the frequency range, plus the status of operations.
Caveats
The WHISPER sounders operate on a duty cycle, so the electron density is sampled on neither a continuous nor a constant basis. This duty cycle covers situations from continuous active modes with one sounding occurring typically every 1-3 seconds, to natural mode operation only when no sounding is performed, and hence no density is provided for long periods. When many density values are available during a PPDB/SPDB interval, the averaged value is provided. When no value is available during such a time interval, the fill value (no data) is given. For example, in the typical WEC normal mode, a double sounding occurs over 3 s every 52 s. Thus, for PPDB, a density value, averaged over 2 spectra, is available followed by 6 fill values. For the SPDB, 2 averaged values are available 52 s apart. They are averaged for the SPDB slot.
Version:2.4.0
This data set contains the Cluster WHISPER Summary Parameters : the electron density and plasma wave spectral density integrated over the frequency range, plus the status of operations.
Caveats
The WHISPER sounders operate on a duty cycle, so the electron density is sampled on neither a continuous nor a constant basis. This duty cycle covers situations from continuous active modes with one sounding occurring typically every 1-3 seconds, to natural mode operation only when no sounding is performed, and hence no density is provided for long periods. When many density values are available during a PPDB/SPDB interval, the averaged value is provided. When no value is available during such a time interval, the fill value (no data) is given. For example, in the typical WEC normal mode, a double sounding occurs over 3 s every 52 s. Thus, for PPDB, a density value, averaged over 2 spectra, is available followed by 6 fill values. For the SPDB, 2 averaged values are available 52 s apart. They are averaged for the SPDB slot.
| Role | Person | StartDate | StopDate | Note | |
|---|---|---|---|---|---|
| 1. | PrincipalInvestigator | spase://CNES/Person/CDPP-Archive/Pierrette.Decreau | |||
| 2. | CoInvestigator | spase://CNES/Person/CDPP-Archive/Patrick.Canu |
Access via CNES Data Archive for CDPP
Cluster Summary Parameter Waves of HF and Sounder for Probing Electron Density by Relaxation electron number density derived from plasma frequency recognition at spin time resolution
Cluster Summary Parameter Waves of HF and Sounder for Probing Electron Density by Relaxation electron number density quality of the resonance recognition flag at spin time resolution
Cluster Summary Parameter Waves of HF and Sounder for Probing Electron Density by Relaxation electric field spectral density in the 4-80 kHz frequency range at spin time resolution
Cluster Summary Parameter Waves of HF and Sounder for Probing Electron Density by Relaxation status at spin time resolution