Datastream : KAZRPR

Ka ARM Zenith Radar (KAZR): precipitation mode

Active Dates
2015.04.15 - 2017.03.26

Measurement Categories
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
Copol to cross-polar correlation coefficient (also known as rhocx) unitless co_to_crosspol_correlation_coeff ( time, range )
Elevation angle from horizontal plane degree elevation ( time )
Target angle for sweep degree fixed_angle ( sweep )
Operating frequency Hz frequency
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 )
Number of samples used to compute moments unitless n_samples ( time )
Unambiguous Doppler velocity m/s nyquist_velocity ( time )
Pulse repetition time s prt ( time )
Pulse width s pulse_width ( time )
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 to measurement volume m range ( range )
Equivalent reflectivity factor dBZ reflectivity ( time, range )
Receiver sky noise, copolar dBm rx_sky_noise ( 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 )
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
ARM Mobile Facility
OLIM1 Browse DataOlikiok Point, Alaska; AMF3


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