GGG2014 TCCON data from Park Falls, Wisconsin, USA (45.94 N,-90.27 E). The data cover dates starting from 20040602 through 20190602. Please refer to the data description for these data on the TCCON wiki: https://tccon-wiki.caltech.edu/Network_Policy/Data_Use_Policy/Data_Description The site page for Park Falls, Wisconsin, USA is: https://tccon-wiki.caltech.edu/Sites/Park_Falls Below is a description of the contents of the Park Falls, Wisconsin, USA .nc file: netcdf pa20040602_20190602.public { dimensions: a20 = 20 ; a32 = 32 ; a4 = 4 ; ak_P_hPa = 71 ; ak_zenith = 16 ; time = 364599 ; prior_date = 3205 ; prior_Height = 71 ; variables: float zobs_km(time) ; zobs_km:description = "Geometric Altitude (km)" ; zobs_km:units = "km" ; zobs_km:missing_value = -1.e+38f ; zobs_km:name = "zobs_km" ; float zmin_km(time) ; zmin_km:description = "Pressure Altitude (km)" ; zmin_km:units = "km" ; zmin_km:missing_value = -1.e+38f ; zmin_km:name = "zmin_km" ; int year(time) ; year:missing_value = -32768 ; year:description = "Year (e.g. (2009))" ; year:name = "year" ; float xn2o_ppb_error(time) ; xn2o_ppb_error:description = "one-sigma precision" ; xn2o_ppb_error:units = "ppb" ; xn2o_ppb_error:missing_value = -1.e+38f ; xn2o_ppb_error:name = "xn2o_ppb_error" ; float xn2o_ppb(time) ; xn2o_ppb:description = "0.2095*column_n2o/column_o2" ; xn2o_ppb:units = "ppb" ; xn2o_ppb:missing_value = -1.e+38f ; xn2o_ppb:name = "xn2o_ppb" ; float xhf_ppt_error(time) ; xhf_ppt_error:description = "one-sigma precision" ; xhf_ppt_error:units = "ppt" ; xhf_ppt_error:missing_value = -1.e+38f ; xhf_ppt_error:name = "xhf_ppt_error" ; float xhf_ppt(time) ; xhf_ppt:description = "0.2095*column_hf/column_o2" ; xhf_ppt:units = "ppt" ; xhf_ppt:missing_value = -1.e+38f ; xhf_ppt:name = "xhf_ppt" ; float xhdo_ppm_error(time) ; xhdo_ppm_error:description = "one-sigma precision" ; xhdo_ppm_error:units = "ppm" ; xhdo_ppm_error:missing_value = -1.e+38f ; xhdo_ppm_error:name = "xhdo_ppm_error" ; float xhdo_ppm(time) ; xhdo_ppm:description = "0.2095*column_hdo/column_o2" ; xhdo_ppm:units = "ppm" ; xhdo_ppm:missing_value = -1.e+38f ; xhdo_ppm:name = "xhdo_ppm" ; float xh2o_ppm_error(time) ; xh2o_ppm_error:description = "one-sigma precision" ; xh2o_ppm_error:units = "ppm" ; xh2o_ppm_error:missing_value = -1.e+38f ; xh2o_ppm_error:name = "xh2o_ppm_error" ; float xh2o_ppm(time) ; xh2o_ppm:description = "0.2095*column_h2o/column_o2" ; xh2o_ppm:units = "ppm" ; xh2o_ppm:missing_value = -1.e+38f ; xh2o_ppm:name = "xh2o_ppm" ; float xco_ppb_error(time) ; xco_ppb_error:description = "one-sigma precision" ; xco_ppb_error:units = "ppb" ; xco_ppb_error:missing_value = -1.e+38f ; xco_ppb_error:name = "xco_ppb_error" ; float xco_ppb(time) ; xco_ppb:description = "0.2095*column_co/column_o2" ; xco_ppb:units = "ppb" ; xco_ppb:missing_value = -1.e+38f ; xco_ppb:name = "xco_ppb" ; float xco2_ppm_error(time) ; xco2_ppm_error:description = "one-sigma precision" ; xco2_ppm_error:units = "ppm" ; xco2_ppm_error:missing_value = -1.e+38f ; xco2_ppm_error:name = "xco2_ppm_error" ; float xco2_ppm(time) ; xco2_ppm:description = "0.2095*column_co2/column_o2" ; xco2_ppm:units = "ppm" ; xco2_ppm:missing_value = -1.e+38f ; xco2_ppm:name = "xco2_ppm" ; float xch4_ppm_error(time) ; xch4_ppm_error:description = "one-sigma precision" ; xch4_ppm_error:units = "ppm" ; xch4_ppm_error:missing_value = -1.e+38f ; xch4_ppm_error:name = "xch4_ppm_error" ; float xch4_ppm(time) ; xch4_ppm:description = "0.2095*column_ch4/column_o2" ; xch4_ppm:units = "ppm" ; xch4_ppm:missing_value = -1.e+38f ; xch4_ppm:name = "xch4_ppm" ; float wspd_m_s(time) ; wspd_m_s:description = "Wind Speed (m/s)" ; wspd_m_s:units = "m/s" ; wspd_m_s:missing_value = -1.e+38f ; wspd_m_s:name = "wspd_m_s" ; float wdir_deg(time) ; wdir_deg:description = "Wind Direction (deg.)" ; wdir_deg:units = "deg" ; wdir_deg:missing_value = -1.e+38f ; wdir_deg:name = "wdir_deg" ; float tout_C(time) ; tout_C:description = "External Temperature (C)" ; tout_C:units = "C" ; tout_C:missing_value = -1.e+38f ; tout_C:name = "tout_C" ; double time(time) ; time:units = "days" ; time:description = "Fractional days since 1970/1/1 00:00:00" ; time:name = "time" ; float sia_AU(time) ; sia_AU:description = "Solar Intensity (Average)" ; sia_AU:units = "AU" ; sia_AU:missing_value = -1.e+38f ; sia_AU:name = "sia_AU" ; float pout_hPa(time) ; pout_hPa:description = "External Surface Pressure (hPa)" ; pout_hPa:units = "hPa" ; pout_hPa:missing_value = -1.e+38f ; pout_hPa:name = "pout_hPa" ; float long_deg(time) ; long_deg:description = "Longitude (deg.)" ; long_deg:units = "deg" ; long_deg:missing_value = -1.e+38f ; long_deg:name = "long_deg" ; float lat_deg(time) ; lat_deg:description = "Latitude (deg.)" ; lat_deg:units = "deg" ; lat_deg:missing_value = -1.e+38f ; lat_deg:name = "lat_deg" ; float hout_RH(time) ; hout_RH:description = "External Humidity (%)" ; hout_RH:units = "%RH" ; hout_RH:missing_value = -1.e+38f ; hout_RH:name = "hout_RH" ; float hour(time) ; hour:missing_value = -1.e+38f ; hour:description = "Fractional UT Hour" ; hour:name = "hour" ; float fvsi(time) ; fvsi:description = "Fractional Variation in Solar Intensity (%)" ; fvsi:units = "%" ; fvsi:missing_value = -1.e+38f ; fvsi:name = "fvsi" ; int day(time) ; day:missing_value = -32768 ; day:description = "Day of the year (1-366)" ; day:name = "day" ; float azim_deg(time) ; azim_deg:description = "Solar Azimuth Angle (deg)" ; azim_deg:units = "deg" ; azim_deg:missing_value = -1.e+38f ; azim_deg:name = "azim_deg" ; float asza_deg(time) ; asza_deg:description = "Solar Zenith Angle (deg)" ; asza_deg:units = "deg" ; asza_deg:missing_value = -1.e+38f ; asza_deg:name = "asza_deg" ; char GSETUP_Version(time, a4) ; GSETUP_Version:description = "GSETUP Version Number" ; GSETUP_Version:name = "GSETUP_Version" ; char GFIT_Version(time, a4) ; GFIT_Version:description = "GFIT Version Number" ; GFIT_Version:name = "GFIT_Version" ; int prior_date_index(time) ; prior_date_index:units = "Index starting at 0" ; prior_date_index:missing_value = -32768 ; prior_date_index:description = "Index of date in main array" ; prior_date_index:name = "prior_date_index" ; double prior_date(prior_date) ; prior_date:units = "Fractional days since 1970/1/1 00:00:00" ; prior_date:name = "prior_date" ; prior_date:description = "Date of the a priori profile" ; double prior_Height(prior_Height) ; prior_Height:units = "km" ; prior_Height:name = "prior_Height" ; prior_Height:description = "A priori altitude profile" ; int prior_year(prior_date) ; prior_year:name = "prior_year" ; prior_year:description = "Year of the a priori profile (e.g. 2009)" ; double prior_n2o(prior_date, prior_Height) ; prior_n2o:units = "ppb" ; prior_n2o:name = "prior_n2o" ; prior_n2o:description = "A priori N2O profile" ; int prior_month(prior_date) ; prior_month:name = "prior_month" ; prior_month:description = "Month of the a priori profile (e.g. March is 03)" ; double prior_hf(prior_date, prior_Height) ; prior_hf:units = "ppt" ; prior_hf:name = "prior_hf" ; prior_hf:description = "A priori HF profile" ; double prior_hdo(prior_date, prior_Height) ; prior_hdo:units = "parts" ; prior_hdo:name = "prior_hdo" ; prior_hdo:description = "A priori HDO profile" ; double prior_h2o(prior_date, prior_Height) ; prior_h2o:units = "parts" ; prior_h2o:name = "prior_h2o" ; prior_h2o:description = "A priori H2O profile" ; double prior_gravity(prior_date, prior_Height) ; prior_gravity:units = "m/s^2" ; prior_gravity:name = "prior_gravity" ; prior_gravity:description = "Gravitational acceleration" ; int prior_day(prior_date) ; prior_day:name = "prior_day" ; prior_day:description = "Day of the month of the a priori profile" ; double prior_co2(prior_date, prior_Height) ; prior_co2:units = "ppm" ; prior_co2:name = "prior_co2" ; prior_co2:description = "A priori CO2 profile" ; double prior_co(prior_date, prior_Height) ; prior_co:units = "ppb" ; prior_co:name = "prior_co" ; prior_co:description = "A priori CO profile" ; double prior_ch4(prior_date, prior_Height) ; prior_ch4:units = "ppb" ; prior_ch4:name = "prior_ch4" ; prior_ch4:description = "A priori CH4 profile" ; double prior_Temp(prior_date, prior_Height) ; prior_Temp:units = "K" ; prior_Temp:name = "prior_Temp" ; prior_Temp:description = "A priori temperature profile" ; double prior_Pressure(prior_date, prior_Height) ; prior_Pressure:units = "hPa" ; prior_Pressure:name = "prior_Pressure" ; prior_Pressure:description = "A priori pressure profile" ; double prior_Density(prior_date, prior_Height) ; prior_Density:units = "molecules/cm^3" ; prior_Density:name = "prior_Density" ; prior_Density:description = "A priori density profile" ; double ak_zenith(ak_zenith) ; ak_zenith:units = "degrees" ; ak_zenith:name = "ak_zenith" ; ak_zenith:description = "Column averaging kernel solar zenith angles" ; double ak_n2o(ak_P_hPa, ak_zenith) ; ak_n2o:name = "ak_n2o" ; ak_n2o:description = "N2O column averaging kernel profile" ; double ak_hf(ak_P_hPa, ak_zenith) ; ak_hf:name = "ak_hf" ; ak_hf:description = "HF column averaging kernel profile" ; double ak_hdo(ak_P_hPa, ak_zenith) ; ak_hdo:name = "ak_hdo" ; ak_hdo:description = "HDO column averaging kernel profile" ; double ak_h2o(ak_P_hPa, ak_zenith) ; ak_h2o:name = "ak_h2o" ; ak_h2o:description = "H2O column averaging kernel profile" ; double ak_co2(ak_P_hPa, ak_zenith) ; ak_co2:name = "ak_co2" ; ak_co2:description = "CO2 column averaging kernel profile" ; double ak_co(ak_P_hPa, ak_zenith) ; ak_co:name = "ak_co" ; ak_co:description = "CO column averaging kernel profile" ; double ak_ch4(ak_P_hPa, ak_zenith) ; ak_ch4:name = "ak_ch4" ; ak_ch4:description = "CH4 column averaging kernel profile" ; double ak_P_hPa(ak_P_hPa) ; ak_P_hPa:name = "ak_P_hPa" ; ak_P_hPa:description = "Column averaging kernel pressure" ; // global attributes: :More_Information = "https://tccon-wiki.caltech.edu" ; :TCCON_Reference = "Wunch, D., G. C. Toon, J.-F. L. Blavier, R. A. Washenfelder, J. Notholt, B. J. Connor, D. W. T. Griffith, V. Sherlock, and P. O. Wennberg (2011), The total carbon column observing network, Philosophical Transactions of the Royal Society - Series A: Mathematical, Physical and Engineering Sciences, 369(1943), 2087-2112, doi:10.1098/rsta.2010.0240. Available from: http://dx.doi.org/10.1098/rsta.2010.0240" ; :Data_Use_Policy = "https://tccon-wiki.caltech.edu/Network_Policy/Data_Use_Policy" ; :Auxiliary_Data_Description = "https://tccon-wiki.caltech.edu/Network_Policy/Data_Use_Policy/Auxiliary_Data" ; :Software_Version = "GGG2014" ; :id = "pa" ; :longName = "parkfalls01" ; :Contact = "Paul Wennberg " ; :Location = "Park Falls, Wisconsin, USA" ; :Site_Reference = "Washenfelder, R. A., G. C. Toon, J.-F. L. Blavier, Z. Yang, N. T. Allen, P. O. Wennberg, S. A. Vay, D. M. Matross, and B. C. Daube (2006), Carbon dioxide column abundances at the Wisconsin Tall Tower site, Journal of Geophysical Research, 111(D22), 1-11, doi:10.1029/2006JD007154. Available from: https://www.agu.org/pubs/crossref/2006/2006JD007154.shtml" ; :Data_DOI = "10.14291/tccon.ggg2014.parkfalls01.R1" ; :Data_Reference = "Wennberg, P. O., C. Roehl, D. Wunch, G. C. Toon, J.-F. Blavier, R. Washenfelder, G. Keppel-Aleks, N. Allen, J. Ayers. 2017. TCCON data from Park Falls, Wisconsin, USA, Release GGG2014R1. TCCON data archive, hosted by CaltechDATA, California Institute of Technology, Pasadena, CA, U.S.A. http://doi.org/10.14291/tccon.ggg2014.parkfalls01.R1" ; :Data_Revision = "R1" ; :creation_date = "2019/10/01" ; :start_date = "2004/06/02" ; :end_date = "2019/06/02" ; }