2.4.0 spase://CNES/NumericalData/CDPP-Archive/Cluster-2/WHISPER/CLU_C2_WHI_ACTIVE CLU2 WHISPER electric power spectral density in sounding mode https://doi.org/10.24400/802406/ta8b-zj0j 2022-02-22T17:30:23Z This dataset contains electric field power spectral density measured on Cluster-2 by WHISPER when the sounder is active. Each data record contains the following support parameters : Interval centred time tag Receiving antenna used, Ey or Ez Spectral Frequencies between 1.953 and 79.915 kHz, that is, the frequencies corresponding point to point to the 512 elements of the fixed size spectrum Frequency Swept Table Number between 0 and 127 Time interval between two successive emission pulses in units of 40/3 (= 13.3) ms : 0: 1 unit (13.3 ms) 1: 2 units (26.6 ms) 2: 3 units (40 ms) 3: 5 units (66.6 ms) 4: 8 units (106.6 ms) 5: 40 units + 2106.66 ms waiting + 256 units + 2446.66 ms waiting (8.5 s) 6: 6 units + 45 ms waiting (125 ms) 7: 14 units + 63.34 ms waiting (250 ms) Delay between the leading edge of the emission pulse and the starting edge of the associated reception (acquisition time interval) Number of gain changes during the acquisition First part of the compressed value which is a fixed point integer defined in the compression algorithm spase://CNES/Person/CDPP-Archive/Pierrette.Decreau PrincipalInvestigator spase://CNES/Person/CDPP-Archive/Patrick.Canu CoInvestigator spase://CNES/Repository/CDPP-Archive/REGARDS-CDPP Online REGARDS https://regards.cnes.fr/user/cdpp/modules/1777?sp=DatasetName;q=DatasetName:CLU_C2_WHI_ACTIVE Access via CNES Data Archive for CDPP CEF Calibrated spase://CNES/Instrument/CDPP-Archive/Cluster-2/WHISPER ElectricField Waves.Passive Waves.Active 2001-02-01T00:00:00Z 2019-12-31T00:00:00Z Earth.Magnetosheath Earth.Magnetosphere Earth.Magnetosphere.Magnetotail Earth.Magnetosphere.Main Earth.Magnetosphere.Polar Earth.Magnetosphere.RadiationBelt Earth.NearSurface.AuroralRegion Earth.NearSurface.Ionosphere Earth.NearSurface.Plasmasphere Earth.NearSurface.PolarCap Heliosphere.NearEarth Cluster 2 WHISPER Electric Spectral Power Density Cluster 2 WHISPER Electric Spectral Power Density V^2 m^-2 Hz^-1 PlasmaWaves ACElectricField 2 80 kHz Cluster 2 WHISPER Spectral Frequencies Cluster 2 WHISPER Spectral Frequencies between 1.953 and 79.915 kHz, that is, the frequencies corresponding point to point to the 512 elements of the fixed size spectrum kHz 1e3>Hz Other Cluster 2 WHISPER Table Number Cluster 2 WHISPER Frequency Swept Table Number between 0 and 127 Other Cluster 2 WHISPER Sounding Interval Cluster 2 WHISPER Time interval between two successive emission pulses in unit of 40/3 (=13.3)ms. 0: 1 unit (13.3 ms) , 1: 2 units (26.6 ms), 2: 3 units (40 ms), 3: 5 units (66.6 ms), 4: 8 units (106.6 ms), 5: 40 units+2106.66 ms waiting+256 units+2446.66 ms waiting (8.5 s) , 6: 6 units+45 ms waiting (125 ms), 7: 14 units+63.34 ms waiting (250 ms) ms 1e-3>s Other Cluster 2 WHISPER Emission/Reception Delay Cluster 2 WHISPER Delay between the leading edge of the emission pulse and the starting edge of the associated reception (acquisition time interval) ms 1e-3>s Other Cluster 2 WHISPER Gain Change Number Cluster 2 WHISPER Number of gain changes during the acquisition Other Cluster 2 WHISPER Mantissa Cluster 2 WHISPER First part of the compressed value which is a fixed point integer defined in the compression algorithm Other Cluster 2 WHISPER Exponent Cluster 2 WHISPER Second part of the compressed value Other