DQRID : D150518.2
Start DateStart TimeEnd DateEnd Time
04/23/2015060004/23/20150959
04/28/2015060004/28/20150600
04/19/2015060004/19/20150959
04/22/2015060004/22/20150959
04/26/2015060004/26/20150600
04/18/2015060004/18/20150959
04/21/2015060004/21/20150959
05/15/2015060005/15/20150900
04/25/2015060004/25/20150600
04/15/2015060004/15/20150900
05/14/2015060005/14/20150959
05/08/2015060005/08/20150900
04/20/2015060004/20/20150959
04/30/2015060004/30/20150600
05/10/2015060005/10/20150900
05/11/2015060005/11/20150900
04/29/2015060004/29/20150600
05/13/2015060005/13/20150900
04/17/2015060004/17/20150959
04/14/2015060004/14/20150900
05/02/2015060005/02/20150900
04/13/2015060004/13/20151500
04/27/2015060004/27/20150600
05/12/2015060005/12/20150900
04/10/2015094004/13/20150130
05/03/2015060005/03/20150900
04/24/2015060004/24/20150959
05/05/2015060005/05/20150900
05/09/2015060005/09/20150900
05/04/2015060005/04/20150900
04/16/2015060004/16/20150959
05/16/2015060005/16/20150900
05/01/2015060005/01/20150900
05/06/2015060005/06/20150900
05/07/2015060005/07/20150900
more
Subject:
NSA/RWP/C1 - Noise in the data from outside RF source
DataStreams:nsa915rwpwindconC1.a1, nsa915rwprawC1.00, nsa915rwpprecipconC1.a1,
nsa915rwpprecipspecC1.a0, nsa915rwpwindmomC1.a0, nsa915rwpprecipmomC1.a0, nsa915rwpwindspecC1.a0
Description:
There is noticeable noise in the data, apparently from some outside rf source
Suggestions: 
Compare with other sensors, e g. sonde, Doppler lidar to verify results
Measurements:nsa915rwpprecipconC1.a1:
  • Interpulse period(ipp)
  • Array of heights for each sample time(height_p)
  • Number of Valid Heights(nheight)
  • Averaging interval(avgint)
  • Signal-to-noise-ratio(snr)
  • Pulse length(plen)
  • Number of Individual Spectra/Average Spectrum(nspc)
  • Pulse repetition frequency(prf)
  • Radial wind speed(vel)
  • Height of Center of First Range Gate(rgf)
  • Time Domain Integration Time(tditime)
  • Sample Rate(sampr)
  • Number of pulses/ave int, Beam 0(nrec)
  • Height of center of last range gate(rgl)
  • Number of Coherent Samples/Spectral Point(ncoh)
  • Delay Time to 1st Gate(dly)
  • Number of values that passed consensus(ncns)
  • Range gate spacing(rgs)
  • Vertical FFT Bandwidth(vband)
  • Power offset(power)
  • Height Index(range_gate)
  • Number of Values Required for Consensus, Beam 0(nrcns)
more
nsa915rwpwindmomC1.a0:
  • Mean atmospheric vertical velocity(mdf)
  • Spectral Width: vert velocity(specw)
  • Pulse repetition frequency(prf)
  • Pulse length(plen)
  • Beam Number(beam)
  • Oblique FFT bandwidth(oband)
  • Signal-to-noise-ratio(snr)
  • Sample Rate(sampr)
  • Number of pulse code bits(pcbits)
  • Radial Velocity Spectral Resolution(vsr)
  • Number of Valid Heights(nheight)
  • Rx Bandwidth Switch Code(bswitch)
  • Time Domain Integration Time(tditime)
  • Vertical FFT Bandwidth(vband)
  • Interpulse period(ipp)
  • Number of Individual Spectra/Average Spectrum(nspc)
  • Height Index(range_gate)
  • 1000 * log10(noise signal level)(noise)
  • Array of heights for each sample time(height_t)
  • Beam Elevation Angle(elevation)
  • Individual Spectrum Integration Time(sitime)
  • Number of Coherent Samples/Spectral Point(ncoh)
  • Delay Time to 1st Gate(dly)
  • Height of Center of First Range Gate(rgf)
  • Ave Time per Average Spectra. Also known as dwell.(spcavetime)
  • Range gate spacing(rgs)
  • Height of center of last range gate(rgl)
more
nsa915rwpprecipmomC1.a0:
  • Individual Spectrum Integration Time(sitime)
  • Mean atmospheric vertical velocity(mdf)
  • 1000 * log10(noise signal level)(noise)
  • Time Domain Integration Time(tditime)
  • Pulse repetition frequency(prf)
  • Pulse length(plen)
  • Number of Valid Heights(nheight)
  • Delay Time to 1st Gate(dly)
  • Rx Bandwidth Switch Code(bswitch)
  • Vertical FFT Bandwidth(vband)
  • Height of Center of First Range Gate(rgf)
  • Number of Individual Spectra/Average Spectrum(nspc)
  • Range gate spacing(rgs)
  • Height of center of last range gate(rgl)
  • Number of Coherent Samples/Spectral Point(ncoh)
  • Interpulse period(ipp)
  • Array of heights for each sample time(height_t)
  • Height Index(range_gate)
  • Ave Time per Average Spectra. Also known as dwell.(spcavetime)
  • Spectral Width: vert velocity(specw)
  • Sample Rate(sampr)
  • Signal-to-noise-ratio(snr)
  • Radial Velocity Spectral Resolution(vsr)
  • Number of pulse code bits(pcbits)
more
nsa915rwprawC1.00:
  • (Raw data stream - documentation not supported)
more
nsa915rwpwindspecC1.a0:
  • Vertical FFT Bandwidth(vband)
  • Time Domain Integration Time(tditime)
  • Pulse repetition frequency(prf)
  • Ave Time per Average Spectra.(spcavetim)
  • Oblique FFT bandwidth(oband)
  • Height of Center of First Range Gate(rgf)
  • Height of center of last range gate(rgl)
  • Beam Number(beam)
  • Pulse length(plen)
  • Spectral Data(spc_amp)
  • Number of pulse code bits(pcbits)
  • Number of Individual Spectra/Average Spectrum(nspc)
  • Individual Spectrum Integration Time(sitime)
  • Height Index(range_gate)
  • Interpulse period(ipp)
  • Number of Coherent Samples/Spectral Point(ncoh)
  • Particle radius at logarithmic center of bin(bins)
  • Number of Valid Heights(nheight)
  • Rx Bandwidth Switch Code(bswitch)
  • Radial Velocity Spectral Resolution(vsr)
  • Range gate spacing(rgs)
  • Beam Elevation Angle(elevation)
  • Delay Time to 1st Gate(dly)
  • Sample Rate(sampr)
  • Array of heights for each sample time(height_t)
more
nsa915rwpprecipspecC1.a0:
  • Pulse repetition frequency(prf)
  • Number of Coherent Samples/Spectral Point(ncoh)
  • Time Domain Integration Time(tditime)
  • Spectral Data(spc_amp)
  • Sample Rate(sampr)
  • Radial Velocity Spectral Resolution(vsr)
  • Array of heights for each sample time(height_t)
  • Particle radius at logarithmic center of bin(bins)
  • Height Index(range_gate)
  • Number of Valid Heights(nheight)
  • Rx Bandwidth Switch Code(bswitch)
  • Individual Spectrum Integration Time(sitime)
  • Number of pulse code bits(pcbits)
  • Interpulse period(ipp)
  • Ave Time per Average Spectra. Also known as dwell.(spcavetime)
  • Number of Individual Spectra/Average Spectrum(nspc)
  • Height of center of last range gate(rgl)
  • Height of Center of First Range Gate(rgf)
  • Range gate spacing(rgs)
  • Vertical FFT Bandwidth(vband)
  • Delay Time to 1st Gate(dly)
  • Pulse length(plen)
more
nsa915rwpwindconC1.a1:
  • Time Domain Integration Time(tditime)
  • Vertical Velocity Spectral Resolution(vvsr)
  • Interpulse period(ipp)
  • Vertical FFT Bandwidth(vband)
  • Easterly Wind Component(u_wind)
  • Number of Values Required for Consensus, Beam 3(nrcns3)
  • Number of Values Required for Consensus, Beam 2(nrcns2)
  • Number of Values Required for Consensus, Beam 1(nrcns1)
  • Number of values required for consensus, beam 0(nrcns0)
  • Number of values required for consensus, beam 4(nrcns4)
  • Oblique FFT bandwidth(oband)
  • Number of values that passed consensus, beam 1(ncns1)
  • Number of values that passed consensus, beam 0(ncns0)
  • Ave Time per Average Spectra.(spcavetim)
  • Number of values that passed consensus, beam 4(ncns4)
  • Number of values that passed consensus, beam 3(ncns3)
  • Number of values that passed consensus, beam 2(ncns2)
  • Elevation angle of beam 0(elevation0)
  • Delay Time to 1st Gate(dly)
  • Range gate spacing(rgs)
  • Number of pulses/ave int, Beam 0(nrec0)
  • Number of spectra per averaging interval, beam 1(nrec1)
  • Elevation angle of beam 4(elevation4)
  • Number of Spectra/ave int, Beam 4(nrec4)
  • Elevation angle of beam 3(elevation3)
  • Number of spectra/ave int, Beam 2(nrec2)
  • Elevation angle of Beam 2 for WINDS data(elevation2)
  • Elevation angle of beam 1(elevation1)
  • Number of spectra/ave int, Beam 3(nrec3)
  • Pulse length(plen)
  • Oblique Velocity Spectral Resolution(ovsr)
  • Signal to Noise Ratio, Beam 3(snr3)
  • Signal to noise ratio, beam 4(snr4)
  • Individual Spectrum Integration Time(sitime)
  • Height Index(range_gate)
  • Pulse repetition frequency(prf)
  • Signal to Noise Ratio, Beam 0(snr0)
  • Horizontal wind speed(spd)
  • Ave snr*10 level, Beam 1(snr1)
  • Signal to noise ratio, beam 2(snr2)
  • Height of Center of First Range Gate(rgf)
  • Number of Valid Heights(nheight)
  • Number of pulse code bits(pcbits)
  • Rx Bandwidth Switch Code(bswitch)
  • Power offset(power)
  • Height of center of last range gate(rgl)
  • Number of Individual Spectra/Average Spectrum(nspc)
  • Azimuth of Beam 3 for WINDS data(azimuth3)
  • Azimuth of Beam 2(azimuth2)
  • Azimuth of Beam 1 for WINDS data(azimuth1)
  • Azimuth of Beam 0(azimuth0)
  • Number of Coherent Samples/Spectral Point(ncoh)
  • Azimuth of beam 4(azimuth4)
  • Averaging interval(avgint)
  • Array of heights for each sample time(height_p)
  • Horizontal wind direction(dir)
  • Beam 0 radial wind speed(vel0)
  • Sample Rate(sampr)
  • V wind component(v_wind)
  • Beam 2 radial wind speed(vel2)
  • Beam 1 radial wind speed(vel1)
  • Beam 4 radial wind speed(vel4)
  • Beam 3 radial wind speed(vel3)
more

Close this window