:Product: 20181023_EOF.txt
:Created: 2018 Oct 23 0007 UTC
# North America Total Electron Content (NATEC), Operational Version 2.0
# Prepared by the U.S. Dept. of Commerce, NOAA, Space Weather Prediction Center.
#
# Units: TEC: TECU (10^16 electrons/m^2) x 10
#        Longitude, Latitude: degrees x 10
# Source: Kalman filter data assimilation model using ground-based GPS data from NGS, CORS, RTIGS, GPS/MET
# Missing data: n/a
# End record identifier: End of file
# Time Range: 2018 Oct 23 0000 - 2345 UTC
# Cadence: 15 minutes
# URL: http://www.swpc.noaa.gov/products/us-total-electron-content
#
# See _________________ for format explanation.
#
#                     Daily Empirical Ortho-Normal Functions
#-------------------------------------------------------------------------
  54   3  6446.340   25.0
 3.952462e-05  5.978498e-06  4.228496e-05 
 1.134102e-02 -4.165378e-03 -8.899620e-04 
 9.781340e-03 -5.186199e-03  6.655671e-03 
 1.744494e-02 -1.425469e-02  2.590424e-02 
 4.604785e-02 -5.255135e-02  1.234549e-01 
 1.151830e-01 -1.147344e-01  3.052415e-01 
 2.107878e-01 -1.561820e-01  4.020339e-01 
 2.964052e-01 -1.730975e-01  3.344244e-01 
 3.421350e-01 -1.795645e-01  1.584031e-01 
 3.517135e-01 -1.736062e-01 -1.086548e-02 
 3.397672e-01 -1.459083e-01 -1.332832e-01 
 3.150393e-01 -1.025379e-01 -2.150449e-01 
 2.824016e-01 -5.446759e-02 -2.456952e-01 
 2.467389e-01 -9.639692e-03 -2.320190e-01 
 2.124292e-01  2.884474e-02 -1.957372e-01 
 1.819018e-01  5.974733e-02 -1.515330e-01 
 1.560963e-01  8.330798e-02 -1.085573e-01 
 1.350051e-01  1.006204e-01 -7.161693e-02 
 1.181104e-01  1.129979e-01 -4.216102e-02 
 1.047098e-01  1.216508e-01 -1.973132e-02 
 9.410741e-02  1.275723e-01 -3.103388e-03 
 8.569887e-02  1.315281e-01  9.056480e-03 
 7.899441e-02  1.340885e-01  1.790599e-02 
 7.361150e-02  1.356688e-01  2.435145e-02 
 6.925689e-02  1.365677e-01  2.906534e-02 
 6.570741e-02  1.369982e-01  3.253291e-02 
 6.279329e-02  1.371114e-01  3.509986e-02 
 6.038482e-02  1.370138e-01  3.701168e-02 
 5.838222e-02  1.367803e-01  3.844305e-02 
 5.670813e-02  1.364634e-01  3.951913e-02 
 5.530197e-02  1.360995e-01  4.033022e-02 
 5.411590e-02  1.357137e-01  4.094214e-02 
 5.311179e-02  1.353231e-01  4.140335e-02 
 5.225897e-02  1.349389e-01  4.174982e-02 
 5.153258e-02  1.345686e-01  4.200856e-02 
 5.091231e-02  1.342165e-01  4.219996e-02 
 5.038146e-02  1.338852e-01  4.233955e-02 
 4.992621e-02  1.335758e-01  4.243933e-02 
 4.953507e-02  1.332884e-01  4.250843e-02 
 4.919843e-02  1.330226e-01  4.255402e-02 
 4.890821e-02  1.327776e-01  4.258163e-02 
 4.865762e-02  1.325521e-01  4.259560e-02 
 4.844090e-02  1.323449e-01  4.259927e-02 
 4.825319e-02  1.321546e-01  4.259530e-02 
 4.809034e-02  1.319801e-01  4.258570e-02 
 4.794882e-02  1.318198e-01  4.257209e-02 
 4.782563e-02  1.316727e-01  4.255572e-02 
 4.771822e-02  1.315375e-01  4.253754e-02 
 4.762439e-02  1.314133e-01  4.251830e-02 
 4.754226e-02  1.312990e-01  4.249856e-02 
 4.747025e-02  1.311937e-01  4.247875e-02 
 4.740698e-02  1.310966e-01  4.245924e-02 
 4.735127e-02  1.310071e-01  4.244019e-02 
 4.730210e-02  1.309243e-01  4.242183e-02