netcdf hope_lac_mwr00_l2_prw_1_8135317952822324535 { dimensions: time = 56196 ; nv = 2 ; n_ret = 1 ; variables: float time(time) ; time:units = "seconds since 1970-01-01 00:00:00 UTC" ; time:standard_name = "time" ; time:bounds = "time_bnds" ; float time_bnds(time, nv) ; float lat ; lat:units = "degree_north" ; lat:standard_name = "latitude" ; float lon ; lon:units = "degree_east" ; lon:standard_name = "longitude" ; float zsl ; zsl:units = "m" ; zsl:standard_name = "altitude" ; zsl:long_name = "altitude above mean sea level" ; float azi(time) ; azi:units = "degree" ; azi:standard_name = "sensor_azimuth_angle" ; azi:_FillValue = -999.f ; azi:comment = "0=North, 90=East, 180=South, 270=West" ; float ele(time) ; ele:units = "degree" ; ele:long_name = "sensor elevation angle" ; ele:_FillValue = -999.f ; float ele_ret(n_ret) ; ele_ret:units = "degree" ; ele_ret:long_name = "retrieval elevation angle" ; ele_ret:_FillValue = -999.f ; float prw(time) ; prw:units = "kg m-2" ; prw:standard_name = "atmosphere_mass_content_of_water_vapor" ; prw:_FillValue = -999.f ; prw:comment = "These values denote the vertically integrated amount of water vapor from the surface to TOA." ; float prw_offset(time) ; prw_offset:units = "kg m-2" ; prw_offset:long_name = "atmosphere_mass_content_of_water_vapor offset correction based on brightness temperature offset" ; prw_offset:_FillValue = -999.f ; prw_offset:comment = "This value has been subtracted from the original prw value to account for instrument calibration drifts. The information is designated for expert user use." ; float prw_off_zenith(time) ; prw_off_zenith:units = "kg m-2" ; prw_off_zenith:long_name = "off zenith path integrated water vapor" ; prw_off_zenith:_FillValue = -999.f ; prw_off_zenith:comment = "These values denote the path integrated amount of water vapor at arbitrary viewing directions in elevation and azimuth." ; float prw_off_zenith_offset(time) ; prw_off_zenith_offset:units = "kg m-2" ; prw_off_zenith_offset:long_name = "off zenith path integrated water vapor offset correction based on brightness temperature offset" ; prw_off_zenith_offset:_FillValue = -999.f ; prw_off_zenith_offset:comment = "This value has been subtracted from the original iwv value to account for instrument calibration drifts. The information is designated for expert user use." ; float prw_err(n_ret) ; prw_err:units = "kg m-2" ; prw_err:long_name = "These values denote the standard error of atmosphere mass content of water vapor or off zenith path integrated water vapor at the corresponding retrieval elevation angle." ; prw_err:_FillValue = -999.f ; float flag(time) ; flag:long_name = "quality control flags" ; flag:flag_masks = 1.f, 2.f, 4.f, 8.f, 16.f, 32.f, 64.f, 128.f, 256.f, 512.f, 1024.f ; flag:flag_meanings = "manual_filter_band_1 manual_filter_band2 manual_filter_band3 rain_flag sanity_receiver_band1 sanity_receiver_band2 sun_in_beam tb_threshold_band1 tb_threshold_band2 tb_threshold_band3 iwv_lwp_threshold" ; flag:_FillValue = 0.f ; flag:comment = "Flags indicate data that the user should only use with care. In cases of doubt, please refer to the contact person. A Fillvalue of 0 means that data has not been flagged. Bands refer to the measurement ranges (if applicable) of the microwave radiometer; i.e band 1: 20-30 GHz, band 2: 50-60 GHz, band 3: 90 GHz; tb valid range: [ 2.70, 330.00] in K; prw valid range: [ 0., 100.] in kgm-2; clwvi (zeroing not applied) valid range: [-0.2, 3.0] in kgm-2;" ; // global attributes: :Title = "LACROS Microwave radiometer retrieved prw" ; :Institution = "Leibniz Institute for Tropospheric Research (TROPOS)" ; :Contact_person = "Patric Seifert ( )" ; :Source = "RPG HATPRO G4 microwave radiometer of LACROS station" ; :History = "Data processed with mwrpro-v04 by University of Cologne; Retrieval version: deb_0112_090" ; :Dependencies = "sups_lac_mwr00_l1_tb_v00" ; :Conventions = "CF-1.6" ; :License = "For non-commercial use only. This data is subject to the HD(CP)2 data policy to be found at hdcp2.zmaw.de and in the HD(CP)2 Observation Data Product Standard." ; :Processing_date = "Thu Nov 12 18:09:10 2015" ; :Measurement_site = "LACROS field site" ; :Author = "Bernhard Pospichal ( bernhard.pospichal@
null uni-leipzig.de
)" ; :Comment = "prw errors are given as a function of retrieval elevation angle. Note, observations may occur at different angles (interpolation)." ; }