:Product: 201401301945_DIF.txt
:Created: 2014 Jan 30 2012 UTC 
# United States Total Electron Content (USTEC), Operational Version 1.0
# Prepared by the U.S. Dept. of Commerce, NOAA, Space Weather Prediction Center.
# Please send comments and suggestions to SWPC.Webmaster@noaa.gov 
#
# 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 CORS, RTIGS, GPS/MET
# Missing data: n/a
# End record identifier: End of file
# Time Range: 2014 Jan 30 1945 - 2000 UTC
# Cadence: 15 minutes
# URL: http://www.swpc.noaa.gov/ustec/DIF_index.html
#
# See http://www.swpc.noaa.gov/ustec/docs/USTEC_doc.html for format explanation.
#
#          Difference from 10 day average indicating recent trend
#-------------------------------------------------------------------------
   78 -1600 -1560 -1520 -1480 -1440 -1400 -1360 -1320 -1280 -1240 -1200 -1160 -1120 -1080 -1040 -1000  -960  -920  -880  -840  -800  -760  -720  -680  -640  -600  -560  -520  -480  -440  -400 
   10   -11   -12   -13   -12    -8    -3     2     8    12    14    14    16    17    17    18    19    19    18    15    13    12    15    19    19    16    12     9     8     6     4     1 
   25    -9   -10   -11   -10    -6     0     7    13    16    17    18    18    19    19    20    21    20    18    15    12    12    17    24    25    20    14     9     7     6     4     0 
   40     0    -1    -2    -2     0     6    11    16    18    19    19    20    21    22    22    23    20    18    14    10    12    22    33    37    28    16     9     7     6     5     0 
   55    15    15    13    10    10    13    18    21    23    22    23    24    24    24    24    21    17    13     6     2     4    15    31    37    29    17     9     6     5     4     0 
   70    36    36    33    27    22    22    25    28    28    27    28    29    28    27    24    18     8    -1   -10   -16   -18   -10     3    13    13     9     5     4     4     4     0 
   85    65    69    68    60    53    49    44    37    32    32    35    36    35    34    33    24    11    -2   -12   -14   -14   -11    -5     2     3     1     0     1     2     4     0 
  100    59    62    63    58    53    46    38    31    30    33    38    41    42    42    40    30    12    -2   -10   -11   -12   -14   -11    -5    -5    -8    -7    -3     2     4     1 
  115    55    55    53    49    45    35    26    21    21    22    25    29    35    43    45    36    12   -11   -22   -21   -18   -18   -15    -8    -5    -6    -4     0     3     6     4 
  130    48    49    43    37    32    22    12     9    11    16    24    30    33    34    30    23    10     0    -3     0    -1   -11   -17   -14    -8    -3     1     5     7     9     9 
  145    48    48    37    27    17     5    -3    -5    -2     4    12    15    17    19    17    17    15    14    10     2    -1     5     6     3     3     7    10    12    13    13    14 
  160    27    25    14     5     1    -7   -15   -19   -15    -6     1     0    -1    -4   -10    -8     2     4    -6   -23   -29   -20    -9    -5    -1     6    13    16    17    15    18 
  175    10     9     2    -1     0    -5   -11   -20   -19   -10     2     7    15    16    -7   -41   -53   -33    -1    12     9     9     9     4     4    10    14    17    17    17    19 
  190    32    31    20     8     4    -2    -5   -14   -20   -12    -2    -1     6     5   -19   -33   -15    10    25    20     9    -1   -12   -21   -14     1    12    18    17    17    19 
  205    32    25    16     1    -4   -16   -26   -37   -37   -18     5    13    15     6   -15   -21   -25   -43   -48   -38   -27   -29   -40   -40   -20     1     8    10    12    12    16 
  220    22    21    19    12    10    12     7   -13   -34   -42   -45   -44   -25    -4    -4   -15   -25   -37   -38   -32   -27   -24   -20   -18    -8     1     1     0     2     5     9 
  235    35    32    23     9    -1   -15   -13   -13   -19   -18    -2    28    49    43     9   -35   -59   -55   -24     0     3    -4   -12   -18   -21   -21   -18   -11    -4     1     4 
  250    26    23    17     0   -25   -41   -36   -26   -20   -13     2    24    33    15   -15   -36   -33   -13    10     9   -12   -31   -32   -30   -37   -45   -37   -19    -7    -1     1 
  265    26    22     4   -20   -48   -60   -47   -29   -21   -23   -17     1    19    18    -6   -28   -29   -11    12    22    15     3     2     2   -13   -28   -29   -16    -6    -2    -1 
  280    16     6   -18   -41   -50   -44   -33   -32   -37   -37   -27   -15     3    10    -5   -27   -36   -33   -22    -6    -7   -21    -9     4    -9   -23   -20    -9    -3    -2    -2 
  295     2   -12   -38   -60   -60   -37   -16   -16   -31   -38   -36   -20     8    27    13   -20   -36   -33   -21    -3    -8   -30   -28   -10   -10   -20   -22   -17   -11    -7    -6 
  310     7    -5   -24   -40   -38   -14    16    26     7   -21   -33   -16    21    35     1   -39   -36     4    15    -2   -12    -7    -1    -4   -14   -20   -21   -18   -13    -8    -5 
  325    32    22     1   -17   -20    -3    21    26    -1   -34   -39   -13    15    20     0   -19   -13     9     4   -18   -26   -14     2    10     9     2    -8   -14   -13    -9    -6 
  340    26    19     9    -1    -4     3    15    20     6    -4     2     6     3     0    -4    -6   -10   -24   -43   -44   -32   -17   -15   -23   -22   -11    -8   -13   -15   -12    -8 
  355    30    19     4    -7   -14   -16   -11    -2    -3    -3    11    12     6    13    11    -6   -13   -12   -13   -11   -20   -34   -37   -34   -34   -29   -16   -14   -14   -12    -8 
  370    20    10    -2   -15   -26   -28   -16     5    14    20    25    12    -3   -13   -33   -36   -13     5     1    -8   -10     0    11     3   -20   -33   -34   -30   -24   -16   -10 
  385    10     2    -7   -17   -24   -24    -6    31    51    37    16    -7   -25   -31   -34   -25   -11   -11    -9     2     0   -17   -27   -16    -8   -10   -11    -4     2     3     3 
  400     0    -7   -12   -17   -18   -20   -25    -3    43    59    31    -4   -27   -40   -31    -6     5     6     8     7    -1    -6   -20   -28   -19    -5    -1    -3    -3    -1     1 
  415    -6   -14   -23   -29   -24   -10    -2     5    33    61    42     0   -30   -36   -24    -8     0    -2    -2    -1    -4   -10   -23   -33   -34   -31   -23   -11    -1     4     6 
  430    -6   -10   -20   -33   -34   -13    16    27    31    36    23    -2   -21   -30   -28   -23   -14    -8    -5    -7   -16   -30   -40   -36   -20    -8    -1     2     3     4     5 
  445    -7   -10   -20   -37   -48   -41   -16     8    21    37    49    36     7   -23   -39   -35   -20   -12    -7    -6   -16   -35   -42   -37   -30   -18    -6     5    10    11     9 
  460   -14   -18   -25   -30   -26   -13     5    16    19    18    19    10    -3   -14   -26   -29   -17    -4     4    -3   -22   -47   -54   -48   -33   -14     2    13    17    16    13 
  475   -16   -17   -18   -18   -15    -8     1     6    11    14     6   -10    -5     0   -24   -41   -23    -1     3    -9   -24   -41   -48   -45   -27    -2    16    20    16    12    10 
  490   -16   -16   -14    -7     0    -4    -4    11    28    21     5     5     4   -16   -36   -26   -10   -10   -15   -27   -43   -55   -56   -51   -38   -21    -6     4     7     8     8 
  505    -4     3     9     9     5     0     6    26    47    37    14     1    -1    -4   -17   -27   -21    -8    -7   -26   -52   -67   -59   -40   -21    -6     3     6     7     6     5 
  520   -17    -8     3     6     5     0     2    14    26    18     7    14    26    25    14     5    -2   -17   -36   -57   -71   -64   -38   -17    -9    -8    -6    -3     1     2     3 
  535     3     8    11    11    14    18    19    20    21     8    -7   -10    -6    -3    -2     5     3    -7   -28   -59   -80   -73   -45   -21   -11   -10    -7    -3     0     2     2 
  550     2     4     5     5    11    19    21    25    32    25    10     1     0     2     0    -2    -1    -8   -31   -52   -55   -42   -21    -7    -4    -4    -4    -1     2     3     3 
  565    14    14    11     7    15    30    38    39    36    22     9     9    13     8    -1    -4    -4   -14   -37   -63   -72   -60   -38   -20   -12    -8    -5    -1     2     4     4 
  580     7     8    10    14    20    24    25    25    22    15    12    10     6     5     7     8     2    -9   -24   -33   -35   -31   -23   -15   -10    -5    -2     1     4     5     5 
  595     5     8    14    20    26    28    25    21    13     6     2     2     2    -3    -7    -8   -11   -20   -29   -32   -30   -25   -19   -12    -7    -3     0     3     5     6     6 
  610     6     7     9    13    19    23    21    17    13    11    11    14    15    13     6    -3   -13   -23   -29   -30   -26   -20   -13    -7    -4    -1     2     3     5     6     6 
  625     7     8    10    13    15    18    19    18    16    13    11     7    -1    -9   -14   -14   -12   -11   -10    -7    -2    -1    -1    -1     0     2     3     4     6     7     7 
  640     7     8     9    11    13    15    17    19    17    13    10     6     0    -8   -14   -17   -17   -13    -4     4     8     7     4     2     3     4     4     5     6     7     7 
  655     7     8     8     9    11    12    14    15    14    11     8     2    -5   -12   -14   -12    -7    -2     3     6     8     6     5     4     4     5     5     6     6     7     7 
  670     7     7     8     9    10    11    12    12    12    10     7     4     2     0     0     0     1     3     6     8     8     7     6     5     5     5     6     6     6     7     7 
  685     7     7     7     8     9     9    10    10    10     8     6     4     3     3     5     5     6     6     6     6     6     6     5     5     5     5     6     6     6     7     7 
  700     6     7     7     7     8     8     8     8     8     8     8     8     8     8     8     7     7     6     6     6     6     5     5     5     5     5     6     6     6     6     7 
