Datastream : KAZRMD

Ka ARM Zenith Radar (KAZR): moderate sensitivity mode

Active Dates
2011.05.03 - 2017.02.19

Measurement Categories
Atmospheric State, Cloud Properties

Originating Instrument
Ka ARM Zenith Radar (KAZR)


Only measurements considered scientifically relevant are shown below by default.

Show all measurements

Measurement Units Variable
Altitude above mean sea level m alt
Altitude m altitude
Height of radar antenna above ground level m altitude_agl
Azimuth angle from true north degree azimuth ( time )
Base time in Epoch seconds since 1970-1-1 0:00:00 0:00 base_time
Radar calibration constant, copolar dB cal_constant_copol ( time )
Radar calibration constant, cross-polar dB cal_constant_xpol ( time )
Copol to cross-polar correlation coefficient (also known as rhocx) unitless co_to_crosspol_correlation_coeff ( time, range )
Cold noise, co-polarization dBm cold_noise_copol ( time )
Cold noise, cross-polar dBm cold_noise_xpol ( time )
Elevation angle from horizontal plane degree elevation ( time )
Target angle for sweep degree fixed_angle ( sweep )
Operating frequency Hz frequency
Hot noise, co-polarization dBm hot_noise_copol ( time )
Hot noise, cross-polar dBm hot_noise_xpol ( time )
North latitude degree_N lat
Latitude degree_N latitude
Linear depolarization ratio dB linear_depolarization_ratio ( time, range )
East longitude degree_E lon
Longitude degree_E longitude
Radial mean Doppler velocity, positive for motion away from the instrument m/s mean_doppler_velocity ( time, range )
Mean doppler velocity, co-polarization m/s mean_doppler_velocity_copol ( time, range )
Mean doppler velocity, cross-polarization m/s mean_doppler_velocity_xpol ( time, range )
Number of samples used to compute moments unitless n_samples ( time )
Unambiguous Doppler velocity m/s nyquist_velocity ( time )
Rise and fall (front to back) degrees pitch ( time )
Pulse repetition time s prt ( time )
Pulse width s pulse_width ( time )
Quality check results on field: Mean doppler velocity, co-polarization unitless qc_mean_doppler_velocity_copol ( time, range )
Quality check results on field: Mean doppler velocity, cross-polar unitless qc_mean_doppler_velocity_xpol ( time, range )
Quality check results on field: Reflectivity, copolar unitless qc_reflectivity_copol ( time, range )
Quality check results on field: Reflectivity, cross-polarization unitless qc_reflectivity_xpol ( time, range )
Quality check results on field: Spectral width, co-polarization unitless qc_spectral_width_copol ( time, range )
Quality check results on field: Spectral width, cross-polar unitless qc_spectral_width_xpol ( time, range )
Half-power radar beam width, horizontal channel degree radar_beam_width_h
Half-power radar beam width, vertical channel degree radar_beam_width_v
Range (center of radar sample volume) m range ( range )
Equivalent reflectivity factor dBZ reflectivity ( time, range )
Reflectivity, co-polarization dBZ reflectivity_copol ( time, range )
Reflectivity, cross-polar dBZ reflectivity_xpol ( time, range )
Roll, positive port up degrees roll ( time )
Receiver noise dBm rx_noise ( time )
Receiver sky noise, copolar dBm rx_sky_noise ( time )
Signal to noise ratio, copolar dB signal_to_noise_ratio_copol ( time, range )
Signal to noise ratio, cross-polar dB signal_to_noise_ratio_xpol ( time, range )
Sky noise, co-polarization dBm sky_noise_copol ( time )
Sky noise, cross-polar dBm sky_noise_xpol ( time )
Signal-to-noise ratio, copolar dB snr_copol ( time, range )
Signal-to-noise ratio, cross-polar dB snr_xpol ( time, range )
Spectral width m/s spectral_width ( time, range )
Spectral width, copolar m/s spectral_width_copol ( time, range )
Spectral width, cross-polarization m/s spectral_width_xpol ( time, range )
Sweep number count sweep ( sweep )
Time index of last ray in sweep, 0-based count sweep_end_ray_index ( sweep )
Scan mode for sweep unitless sweep_mode ( sweep, string_length )
Sweep number, zero-based count count sweep_number ( sweep )
Time index of first ray in sweep, 0-based count sweep_start_ray_index ( sweep )
Time offset from midnight time ( time )
Time offset from base_time time_offset ( time )
Unambiguous range m unambiguous_range ( time )


Eastern North Atlantic
ENAC1 Browse DataGraciosa Island, Azores, Portugal
North Slope Alaska
NSAC1 Browse DataCentral Facility, Barrow AK
Southern Great Plains
SGPC1 Browse DataCentral Facility, Lamont, OK
ARM Mobile Facility
ACXM1 Browse DataOff the Coast of California - NOAA Ship Ronald H. Brown; AMF2
ASIM1 Browse DataAscension Island, South Atlantic Ocean; AMF1
AWRM1 Browse DataMcMurdo Station Ross Ice Shelf, Antarctica; AMF2
MAGM1 Browse DataLos Angeles, CA to Honolulu, HI - container ship Horizon Spirit; AMF2
OLIM1 Browse DataOlikiok Point, Alaska; AMF3
TMPM1 Browse DataU. of Helsinki Research Station (SMEAR II), Hyytiala, Finland; AMF2


Joseph Hardin
Pacific Northwest National Laboratory
(509) 375-2664

Dan Nelson
Pacific Northwest National Laboratory
(509) 375-6895

Iosif (Andrei) Lindenmaier
Pacific Northwest National Laboratory
(509) 375--6802

Bradley Isom
Pacific Northwest National Laboratory

Karen Johnson
Brookhaven National Laboratory
data analysis
(631) 344-5952

Alyssa Matthews
Pacific Northwest National Laboratory
data analysis

Nitin Bharadwaj
Pacific Northwest National Laboratory
(509) 372-4267