STEREO LET LEVEL 1 Helium data for ahead spacecraft, for 2015-068 Verified Data - OK to distribute File created: Mon May 25 10:34:49 PDT 2015 Created by: Caltech Space Radiation Lab Level 1 software version 11 Time Resolution: 1 minute (highest LET instrument resolution) Note: Timestamps mark beginning of data accumulation interval Column 1: Year Column 2: Day of year (fractional) Column 3: Hour of day Column 4: Minute of hour Column 5: Second of minute Column 6: LET dynamic threshold state (0 - 3) Column 7: LET Livetime (seconds) Column 8: 2.2 - 2.7 MeV/n He intensity (1/(cm^2 s sr MeV/nuc)) Column 9: 2.7 - 3.2 MeV/n He intensity (1/(cm^2 s sr MeV/nuc)) Column 10: 3.2 - 3.6 MeV/n He intensity (1/(cm^2 s sr MeV/nuc)) Column 11: 3.6 - 4.0 MeV/n He intensity (1/(cm^2 s sr MeV/nuc)) Column 12: 4.0 - 4.5 MeV/n He intensity (1/(cm^2 s sr MeV/nuc)) Column 13: 4.5 - 5.0 MeV/n He intensity (1/(cm^2 s sr MeV/nuc)) Column 14: 5.0 - 6.0 MeV/n He intensity (1/(cm^2 s sr MeV/nuc)) Column 15: 6.0 - 8.0 MeV/n He intensity (1/(cm^2 s sr MeV/nuc)) Column 16: 8.0 - 10.0 MeV/n He intensity (1/(cm^2 s sr MeV/nuc)) Column 17: 10.0 - 12.0 MeV/n He intensity (1/(cm^2 s sr MeV/nuc)) Column 18: 12.0 - 15.0 MeV/n He intensity (1/(cm^2 s sr MeV/nuc)) Column 19 - 29: 11 He counts , same energy ranges as above (counts/minute) Bad/missing data are filled with -1.0E+31 for floating point, -2147483647 for integers BEGIN DATA 2015 68.586956 14 5 13 0 58.5663 1.7087E-01 9.3981E-02 5.3398E-02 2.1359E-02 2.5631E-02 1.7087E-02 1.2816E-02 6.4078E-03 0.0000E+00 0.0000E+00 -1.0000E+31 20 11 5 2 3 2 3 3 0 0 -2147483647 2015 68.590428 14 10 13 0 58.5791 1.9646E-01 6.8335E-02 6.4064E-02 4.2709E-02 1.7084E-02 2.5626E-02 1.7084E-02 2.1355E-03 0.0000E+00 2.1355E-03 -1.0000E+31 23 8 6 4 2 3 4 1 0 1 -2147483647 2015 68.593900 14 15 13 0 58.5873 1.6227E-01 1.1103E-01 7.4731E-02 3.2028E-02 4.2703E-02 1.7081E-02 2.1352E-02 2.1352E-03 2.1352E-03 0.0000E+00 -1.0000E+31 19 13 7 3 5 2 5 1 1 0 -2147483647 2015 68.597373 14 20 13 0 58.5870 1.6227E-01 5.9785E-02 9.6083E-02 3.2028E-02 2.5622E-02 0.0000E+00 1.7081E-02 2.1352E-03 0.0000E+00 2.1352E-03 -1.0000E+31 19 7 9 3 3 0 4 1 0 1 -2147483647 2015 68.600845 14 25 13 0 58.5796 2.4771E-01 8.5418E-02 7.4741E-02 2.1354E-02 8.5418E-03 0.0000E+00 4.2709E-03 4.2709E-03 2.1354E-03 0.0000E+00 -1.0000E+31 29 10 7 2 1 0 1 2 1 0 -2147483647 2015 68.604317 14 30 13 0 58.5791 1.4521E-01 1.3667E-01 2.1355E-02 2.1355E-02 4.2709E-02 3.4168E-02 1.7084E-02 2.1355E-03 4.2709E-03 0.0000E+00 -1.0000E+31 17 16 2 2 5 4 4 1 2 0 -2147483647 2015 68.607789 14 35 13 0 58.5774 1.7084E-01 1.3667E-01 6.4066E-02 6.4066E-02 5.1253E-02 1.7084E-02 4.2711E-03 8.5421E-03 4.2711E-03 2.1355E-03 -1.0000E+31 20 16 6 6 6 2 1 4 2 1 -2147483647 2015 68.618206 14 50 13 0 58.5913 1.7080E-01 9.3941E-02 6.4051E-02 4.2701E-02 1.7080E-02 0.0000E+00 1.7080E-02 2.1350E-03 0.0000E+00 0.0000E+00 -1.0000E+31 20 11 6 4 2 0 4 1 0 0 -2147483647 2015 68.621678 14 55 13 0 58.5824 1.2812E-01 8.5414E-02 5.3384E-02 3.2030E-02 2.5624E-02 5.9790E-02 2.9895E-02 0.0000E+00 0.0000E+00 0.0000E+00 -1.0000E+31 15 10 5 3 3 7 7 0 0 0 -2147483647 2015 68.625150 15 0 13 0 58.5849 1.1957E-01 1.3666E-01 8.5410E-02 4.2705E-02 1.7082E-02 3.4164E-02 4.2705E-03 2.1353E-03 2.1353E-03 0.0000E+00 -1.0000E+31 14 16 8 4 2 4 1 1 1 0 -2147483647 2015 68.628623 15 5 13 0 58.5898 1.5373E-01 9.3944E-02 5.3377E-02 4.2702E-02 3.4161E-02 3.4161E-02 8.5403E-03 4.2702E-03 2.1351E-03 0.0000E+00 -1.0000E+31 18 11 5 4 4 4 2 2 1 0 -2147483647 2015 68.632095 15 10 13 0 58.5840 2.4769E-01 5.9788E-02 6.4059E-02 8.5412E-02 3.4165E-02 8.5412E-03 2.1353E-02 8.5412E-03 2.1353E-03 0.0000E+00 -1.0000E+31 29 7 6 8 4 1 5 4 1 0 -2147483647