NetCDF Header
Data for "Interhemispheric asymmetry of the thermospheric neutral density response to the 7-9 September 2017 geomagnetic storms"
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netcdf file:///data/bee0bc15-13e7-476b-9048-7953e26ef80e/sep07_2017_sech.nc-20220926-173452Z-dfeea641-4fc4-4744-b525-95633c8c8689 {
dimensions:
time = UNLIMITED; // (288 currently)
lon = 144;
lat = 72;
lev = 57;
ilev = 57;
mlon = 81;
mlat = 97;
mlev = 63;
imlev = 63;
mtimedim = 3;
latlon = 2;
dtidedim = 2;
sdtidedim = 10;
datelen = 24;
filelen = 1024;
variables:
double time(time=288);
:long_name = "time";
:units = "minutes since 2017-9-5 0:0:0";
:initial_year = 2017; // int
:initial_day = 248; // int
:initial_mtime = 248, 0, 0; // int
double lon(lon=144);
:long_name = "geographic longitude (-west, +east)";
:units = "degrees_east";
double lat(lat=72);
:long_name = "geographic latitude (-south, +north)";
:units = "degrees_north";
double lev(lev=57);
:long_name = "midpoint levels";
:short_name = "ln(p0/p)";
:units = "";
:positive = "up";
:standard_name = "atmosphere_ln_pressure_coordinate";
:formula_terms = "p0: p0 lev: lev";
:formula = "p(k) = p0 * exp(-lev(k))";
double ilev(ilev=57);
:long_name = "interface levels";
:short_name = "ln(p0/p)";
:units = "";
:positive = "up";
:standard_name = "atmosphere_ln_pressure_coordinate";
:formula_terms = "p0: p0 lev: ilev";
:formula = "p(k) = p0 * exp(-ilev(k))";
double mlon(mlon=81);
:long_name = "magnetic longitude (-west, +east)";
:units = "degrees_east";
double mlat(mlat=97);
:long_name = "magnetic latitude (-south, +north)";
:units = "degrees_north";
double mlev(mlev=63);
:long_name = "magnetic midpoint levels";
:short_name = "ln(p0/p)";
:units = "";
:positive = "up";
:standard_name = "atmosphere_ln_pressure_coordinate";
:formula_terms = "p0: p0 lev: mlev";
:formula = "p(k) = p0 * exp(-mlev(k))";
double imlev(imlev=63);
:long_name = "magnetic interface levels";
:short_name = "ln(p0/p)";
:units = "";
:positive = "up";
:standard_name = "atmosphere_ln_pressure_coordinate";
:formula_terms = "p0: p0 lev: imlev";
:formula = "p(k) = p0 * exp(-imlev(k))";
int mtime(time=288, mtimedim=3);
:long_name = "model times (day, hour, minute)";
:units = "day, hour, minute";
int year(time=288);
:long_name = "calendar year";
int day(time=288);
:long_name = "calendar day";
int calendar_advance(time=288);
:long_name = "calendar advance flag (1 if advancing calendar time)";
char write_date(time=288, datelen=24);
:long_name = "Date and time each history was written";
int iter(time=288);
:long_name = "number of time steps from model time 0,0,0";
int ntask_mpi(time=288);
:long_name = "Number of MPI tasks";
int coupled_cmit(time=288);
:long_name = "1 if coupled with CISM/CMIT, 0 otherwise";
double ut(time=288);
:long_name = "universal time (from model time hour and minute)";
:units = "hours";
int timestep;
:long_name = "timestep";
:units = "seconds";
double f107d(time=288);
:long_name = "Daily 10.7 cm solar flux";
:units = "1.e-22 W/m2/Hz";
double f107a(time=288);
:long_name = "81-day average 10.7 cm solar flux";
:units = "1.e-22 W/m2/Hz";
double hpower(time=288);
:long_name = "Hemispheric power";
:units = "GW";
double ctpoten(time=288);
:long_name = "Cross-tail potential";
:units = "kV";
double Kp(time=288);
:long_name = "Kp index";
:data_source = "gpi_ncfile";
double bximf(time=288);
:long_name = "BX component of IMF";
:units = "nT";
double byimf(time=288);
:long_name = "BY component of IMF";
:units = "nT";
double bzimf(time=288);
:long_name = "BZ component of IMF";
:units = "nT";
double swvel(time=288);
:long_name = "Solar wind velocity";
:units = "km/s";
double swden(time=288);
:long_name = "Solar wind density";
:units = "cm3";
double al(time=288);
:long_name = "Lower magnetic auroral activity index";
:units = "nT";
double colfac(time=288);
:long_name = "ion/neutral collision factor";
double joulefac(time=288);
:long_name = "joule heating factor";
double dtide(time=288, dtidedim=2);
:long_name = "amplitude and phase of diurnal tide mode (1,1)";
double sdtide(time=288, sdtidedim=10);
:long_name = "amplitudes and phases of semi-diurnal tide";
char ncep_ncfile(time=288, filelen=1024);
:long_name = "ncep data file";
:data = "10 mb lower boundary for TN and Z";
char gpi_ncfile(time=288, filelen=1024);
:long_name = "GeoPhysical Indices data file";
:data = "Kp, f107, f107a, ctpoten, power";
char saber_ncfile(time=288, filelen=1024);
:long_name = "SABER lbc data file";
:data = "T,Z";
char tidi_ncfile(time=288, filelen=1024);
:long_name = "TIDI lbc data file";
:data = "U,V";
char bgrddata_ncfile(time=288, filelen=1024);
:long_name = "background lbc data file";
:data = "T,U,Z";
char ctmt_ncfile(time=288, filelen=1024);
:long_name = "CTMT lbc data file";
:data = "U,V, T, Z";
char see_ncfile(time=288, filelen=1024);
:long_name = "TIMED SEE data file";
:data = "Solar flux data";
char imf_ncfile(time=288, filelen=1024);
:long_name = "IMF data file";
:data = "Bx,By,Bz,Swvel,Swden,Kp,f107,f107a";
char gswm_mi_di_ncfile(time=288, filelen=1024);
:long_name = "GSWM migrating diurnal tides data file";
:data = "lower boundary perturbations for TN, UN, VN, and Z";
char gswm_mi_sdi_ncfile(time=288, filelen=1024);
:long_name = "GSWM migrating semi-diurnal tides data file";
:data = "lower boundary perturbations for TN, UN, VN, and Z";
char gswm_nm_di_ncfile(time=288, filelen=1024);
:long_name = "GSWM non-migrating diurnal tides data file";
:data = "lower boundary perturbations for TN, UN, VN, and Z";
char gswm_nm_sdi_ncfile(time=288, filelen=1024);
:long_name = "GSWM non-migrating semi-diurnal tides data file";
:data = "lower boundary perturbations for TN, UN, VN, and Z";
double e1(time=288);
:long_name = "Peak energy flux in noon sector of the aurora";
:units = "ergs/cm2/s";
double e2(time=288);
:long_name = "Peak energy flux in midnight sector of the aurora";
:units = "ergs/cm2/s";
double h1(time=288);
:long_name = "Gaussian half-width of the noon auroral oval";
:units = "degrees";
double h2(time=288);
:long_name = "Gaussian half-width of the midnight auroral oval";
:units = "degrees";
double alfac(time=288);
:long_name = "Characteristic Maxwellian energy of polar cusp electrons";
:units = "keV";
double ec(time=288);
:long_name = "Column energy input of polar cusp electrons";
:units = "ergs/cm**2/s";
double alfad(time=288);
:long_name = "Characteristic Maxwellian energy of drizzle electrons";
:units = "keV";
double ed(time=288);
:long_name = "Column energy input of drizzle electrons";
:units = "ergs/cm**2/s";
double crit1(time=288);
:long_name = "critical cross-over latitude 1";
:units = "deg";
double crit2(time=288);
:long_name = "critical cross-over latitude 2";
:units = "deg";
double mag(latlon=2, latlon=2);
:long_name = "lat,lon coordinates of S,N magnetic poles";
:units = "degrees";
double p0;
:long_name = "Reference pressure";
:units = "millibars";
double p0_model;
:long_name = "Reference pressure (as used by the model)";
:units = "microbars";
double grav;
:long_name = "gravitational acceleration";
:units = "cm/s";
:info = "constant used in the model, independent of height";
float TN(time=288, lev=57, lat=72, lon=144);
:long_name = "NEUTRAL TEMPERATURE";
:units = "K";
:missing_value = 1.0E36; // double
float UN(time=288, lev=57, lat=72, lon=144);
:long_name = "NEUTRAL ZONAL WIND (+EAST)";
:units = "cm/s";
:missing_value = 1.0E36; // double
float VN(time=288, lev=57, lat=72, lon=144);
:long_name = "NEUTRAL MERIDIONAL WIND (+NORTH)";
:units = "cm/s";
:missing_value = 1.0E36; // double
float NE(time=288, ilev=57, lat=72, lon=144);
:long_name = "ELECTRON DENSITY";
:units = "cm-3";
:missing_value = 1.0E36; // double
float WN(time=288, ilev=57, lat=72, lon=144);
:long_name = "WN: Neutral Vertical Wind (plus up)";
:units = "cm/s";
:missing_value = 1.0E36; // double
float O2(time=288, lev=57, lat=72, lon=144);
:long_name = "MOLECULAR OXYGEN";
:units = "mmr";
:missing_value = 1.0E36; // double
float O1(time=288, lev=57, lat=72, lon=144);
:long_name = "ATOMIC OXYGEN";
:units = "mmr";
:missing_value = 1.0E36; // double
float N2(time=288, lev=57, lat=72, lon=144);
:long_name = "N2: Molecular Nitrogen";
:units = "mmr";
:missing_value = 1.0E36; // double
float TE(time=288, lev=57, lat=72, lon=144);
:long_name = "ELECTRON TEMPERATURE";
:units = "K";
:missing_value = 1.0E36; // double
float TI(time=288, lev=57, lat=72, lon=144);
:long_name = "ION TEMPERATURE";
:units = "K";
:missing_value = 1.0E36; // double
float TEC(time=288, lat=72, lon=144);
:long_name = "TEC: Total Electron Content";
:units = "1/cm2";
:missing_value = 1.0E36; // double
float POTEN(time=288, ilev=57, lat=72, lon=144);
:long_name = "ELECTRIC POTENTIAL";
:units = "volts";
:missing_value = 1.0E36; // double
float UI_ExB(time=288, ilev=57, lat=72, lon=144);
:long_name = "UI: Zonal ExB Velocity";
:units = "cm/s";
:missing_value = 1.0E36; // double
float VI_ExB(time=288, ilev=57, lat=72, lon=144);
:long_name = "VI: Meridional ExB Velocity";
:units = "cm/s";
:missing_value = 1.0E36; // double
float WI_ExB(time=288, ilev=57, lat=72, lon=144);
:long_name = "WI: Vertical ExB Velocity";
:units = "cm/s";
:missing_value = 1.0E36; // double
float DEN(time=288, ilev=57, lat=72, lon=144);
:long_name = "Total Density";
:units = "g/cm3";
:missing_value = 1.0E36; // double
float QJOULE_INTEG(time=288, lat=72, lon=144);
:long_name = "Height-integrated Joule Heating";
:units = "erg/cm2/s";
:missing_value = 1.0E36; // double
float HMF2(time=288, lat=72, lon=144);
:long_name = "HMF2: Height of the F2 Layer";
:units = "km";
:missing_value = 1.0E36; // double
float NMF2(time=288, lat=72, lon=144);
:long_name = "NMF2: Peak Density of the F2 Layer";
:units = "1/cm3";
:missing_value = 1.0E36; // double
float Z(time=288, ilev=57, lat=72, lon=144);
:long_name = "GEOPOTENTIAL HEIGHT";
:units = "cm";
:missing_value = 1.0E36; // double
float ZG(time=288, ilev=57, lat=72, lon=144);
:long_name = "Geometric Height ZG";
:units = "cm";
:missing_value = 1.0E36; // double
float O_N2(time=288, lev=57, lat=72, lon=144);
:long_name = "O/N2 RATIO";
:units = "none";
:missing_value = 1.0E36; // double
float ALFA(time=288, lat=72, lon=144);
:long_name = "Aurora Characteristic Energy";
:units = "keV";
:missing_value = 1.0E36; // double
float EFLUX(time=288, lat=72, lon=144);
:long_name = "Aurora Energy Flux";
:units = "erg/cm2/s";
:missing_value = 1.0E36; // double
float QJOULE(time=288, lev=57, lat=72, lon=144);
:missing_value = 1.0E36; // double
float ZGMID(time=288, lev=57, lat=72, lon=144);
:long_name = "ZGMID: Geometric Height at midpoints";
:units = "cm";
:missing_value = 1.0E36; // double
float ZMAG(time=288, imlev=63, mlat=97, mlon=81);
:long_name = "ZMAG from pdynamo";
:units = "km";
:missing_value = 1.0E36; // double
float TLBC(time=288, lat=72, lon=144);
:long_name = "Lower boundary condition of TN";
:units = "K";
:coordinates = "LBC";
float ULBC(time=288, lat=72, lon=144);
:long_name = "Lower boundary condition of UN";
:units = "cm/s";
:coordinates = "LBC";
float VLBC(time=288, lat=72, lon=144);
:long_name = "Lower boundary condition of VN";
:units = "cm/s";
:coordinates = "LBC";
float TLBC_NM(time=288, lat=72, lon=144);
:long_name = "Lower boundary condition of TN (TIME N-1)";
:units = "K";
:coordinates = "LBC";
float ULBC_NM(time=288, lat=72, lon=144);
:long_name = "Lower boundary condition of UN (TIME N-1)";
:units = "cm/s";
:coordinates = "LBC";
float VLBC_NM(time=288, lat=72, lon=144);
:long_name = "Lower boundary condition of VN (TIME N-1)";
:units = "cm/s";
:coordinates = "LBC";
double LBC;
:long_name = "Interface level of t,u,v lower boundary condition";
// global attributes:
:Conventions = "CF-1.0";
:label = "tiegcm res=2.5";
:create_date = "04/14/22 11:37:52";
:logname = "qingyu";
:host = "r12i3n18";
:system = "LINUX";
:model_name = "tiegcm";
:model_version = "tiegcm_trunk";
:svn_revision = "[none]";
:output_file = "sep07_2017_sech.nc";
:history_type = "secondary";
:run_type = "initial";
:source_file = "sep05_00UT_2017_prim.nc (initial)";
:source_mtime = 248, 0, 0; // int
:initial_file = "sep05_00UT_2017_prim.nc";
:initial_mtime = 248, 0, 0; // int
:lev_to_hPa_method1 = "p0*exp(-lev(k))";
:lev_to_hPa_method2 = "p0_model*1.e-3*exp(-lev(k))";
:nhist = 288; // int
:delhist_mins = 5; // int
:missing_value = 1.0E36; // double
:potential_model = "AMIE";
:tuv_lbc_intop = 0; // int
:contents = "17250 250 0 5 to 17251 251 0 0 by 5 tiegcm_trunk secondary";
:contents_desc = "yyddd day hour min to yyddd day hour min by delta_mins";
}
