DQRID : D070809.3
Start DateStart TimeEnd DateEnd Time
07/26/2007130707/26/20071400
07/30/2007130707/30/20071400
more
Subject:
FKB/RWP/M1 - Chaff released in Murg Valley
DataStreams:fkb1290rwpwindconM1.a1, fkb1290rwpwindmomM1.a0, fkb1290rwprawM1.00,
fkb1290rwpwindspecM1.a0, fkb1290rwpM1.00
Description:
As part of the research activities associated with the COPS field campaign, the research 
center at Karlsruhe released aluminum chaff (2.5 cm in length) in the Murg Valley in order 
to study atmospheric diffusion.  It is possible that some of this chaff drifted over the 
AMF site and thus may have influenced the radar observations (as spurious echos).
Suggestions: 
Be careful analyzing the radar data during this period
Measurements:fkb1290rwpM1.00:
  • (Raw data stream - documentation not supported)
more
fkb1290rwpwindconM1.a1:
  • Number of values that passed consensus, beam 0(ncns0)
  • Number of values that passed consensus, beam 1(ncns1)
  • Number of values that passed consensus, beam 2(ncns2)
  • Number of values that passed consensus, beam 3(ncns3)
  • Number of values that passed consensus, beam 4(ncns4)
  • Number of Individual Spectra/Average Spectrum(nspc)
  • Vertical FFT Bandwidth(vband)
  • Interpulse period(ipp)
  • Signal to Noise Ratio, Beam 0(snr0)
  • Oblique Velocity Spectral Resolution(ovsr)
  • lon(lon)
  • Number of values required for consensus, beam 4(nrcns4)
  • Number of Values Required for Consensus, Beam 2(nrcns2)
  • Number of Values Required for Consensus, Beam 3(nrcns3)
  • Number of values required for consensus, beam 0(nrcns0)
  • Number of Values Required for Consensus, Beam 1(nrcns1)
  • Beam 4 radial wind speed(vel4)
  • Beam 3 radial wind speed(vel3)
  • Beam 2 radial wind speed(vel2)
  • Beam 1 radial wind speed(vel1)
  • Easterly Wind Component(u_wind)
  • Beam 0 radial wind speed(vel0)
  • Elevation angle of beam 3(elevation3)
  • Elevation angle of beam 4(elevation4)
  • Elevation angle of beam 0(elevation0)
  • Elevation angle of beam 1(elevation1)
  • Elevation angle of Beam 2 for WINDS data(elevation2)
  • Individual Spectrum Integration Time(sitime)
  • Vertical Velocity Spectral Resolution(vvsr)
  • Number of Valid Heights(nheight)
  • Pulse repetition frequency(prf)
  • North Latitude(lat)
  • Number of Coherent Samples/Spectral Point(ncoh)
  • Horizontal wind direction(dir)
  • Rx Bandwidth Switch Code(bswitch)
  • Time Domain Integration Time(tditime)
  • Height Index(range_gate)
  • Ave Time per Average Spectra.(spcavetim)
  • -180.0 - +180.0(alt)
  • Horizontal wind speed(spd)
  • Averaging interval(avgint)
  • Height of center of last range gate(rgl)
  • Time offset from base_time(time_offset)
  • Sample Rate(sampr)
  • Range gate spacing(rgs)
  • Number of pulse code bits(pcbits)
  • Height of Center of First Range Gate(rgf)
  • base time in epoch(base_time)
  • Pulse length(plen)
  • Azimuth of Beam 1 for WINDS data(azimuth1)
  • Azimuth of Beam 0(azimuth0)
  • Azimuth of Beam 3 for WINDS data(azimuth3)
  • Delay Time to 1st Gate(dly)
  • Signal to noise ratio, beam 2(snr2)
  • Azimuth of Beam 2(azimuth2)
  • Ave snr*10 level, Beam 1(snr1)
  • Signal to noise ratio, beam 4(snr4)
  • Azimuth of beam 4(azimuth4)
  • Signal to Noise Ratio, Beam 3(snr3)
  • Oblique FFT bandwidth(oband)
  • V wind component(v_wind)
  • Array of heights for each sample time(height_p)
  • Power offset(power)
  • time_in_seconds_since_volume_start(time)
  • Number of Spectra/ave int, Beam 4(nrec4)
  • Number of spectra/ave int, Beam 3(nrec3)
  • Number of spectra/ave int, Beam 2(nrec2)
  • Number of spectra per averaging interval, beam 1(nrec1)
  • Number of pulses/ave int, Beam 0(nrec0)
more
fkb1290rwpwindmomM1.a0:
  • Rx Bandwidth Switch Code(bswitch)
  • Number of Valid Heights(nheight)
  • Pulse repetition frequency(prf)
  • -180.0 - +180.0(alt)
  • Mean atmospheric vertical velocity(mdf)
  • Number of Coherent Samples/Spectral Point(ncoh)
  • base time in epoch(base_time)
  • North Latitude(lat)
  • Delay Time to 1st Gate(dly)
  • Height of Center of First Range Gate(rgf)
  • Height of center of last range gate(rgl)
  • Range gate spacing(rgs)
  • Vertical FFT Bandwidth(vband)
  • lon(lon)
  • Number of pulse code bits(pcbits)
  • Ave Time per Average Spectra. Also known as dwell.(spcavetime)
  • Interpulse period(ipp)
  • 1000 * log10(noise signal level)(noise)
  • Array of heights for each sample time(height_t)
  • Oblique FFT bandwidth(oband)
  • Individual Spectrum Integration Time(sitime)
  • time_in_seconds_since_volume_start(time)
  • Time offset from base_time(time_offset)
  • Beam azimuth angle(beam_azimuth)
  • Pulse length(plen)
  • Beam elevation angle(beam_elevation)
  • Signal-to-noise-ratio(snr)
  • Height Index(range_gate)
  • Time Domain Integration Time(tditime)
  • Spectral Width: vert velocity(specw)
  • Number of Individual Spectra/Average Spectrum(nspc)
  • Radial Velocity Spectral Resolution(vsr)
  • Sample Rate(sampr)
more
fkb1290rwpwindspecM1.a0:
  • Array of heights for each sample time(height_t)
  • Number of Valid Heights(nheight)
  • Rx Bandwidth Switch Code(bswitch)
  • Ave Time per Average Spectra.(spcavetim)
  • Interpulse period(ipp)
  • Oblique FFT bandwidth(oband)
  • lon(lon)
  • base time in epoch(base_time)
  • Particle radius at logarithmic center of bin(bins)
  • Height Index(range_gate)
  • Radial Velocity Spectral Resolution(vsr)
  • Number of Coherent Samples/Spectral Point(ncoh)
  • Beam elevation angle(beam_elevation)
  • Number of Individual Spectra/Average Spectrum(nspc)
  • Vertical FFT Bandwidth(vband)
  • Number of pulse code bits(pcbits)
  • Beam azimuth angle(beam_azimuth)
  • Individual Spectrum Integration Time(sitime)
  • North Latitude(lat)
  • -180.0 - +180.0(alt)
  • Time Domain Integration Time(tditime)
  • Pulse repetition frequency(prf)
  • Spectral Data(spc_amp)
  • Pulse length(plen)
  • Sample Rate(sampr)
  • Time offset from base_time(time_offset)
  • Height of Center of First Range Gate(rgf)
  • time_in_seconds_since_volume_start(time)
  • Height of center of last range gate(rgl)
  • Range gate spacing(rgs)
  • Delay Time to 1st Gate(dly)
more
fkb1290rwprawM1.00:
  • (Raw data stream - documentation not supported)
more

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