STEREO LET LEVEL 1 Helium data for ahead spacecraft, for 2015-056 Verified Data - OK to distribute File created: Sun Apr 26 10:36:57 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 56.847396 20 20 15 0 58.4048 7.7106E-02 0.0000E+00 1.0709E-02 0.0000E+00 0.0000E+00 0.0000E+00 4.2837E-03 0.0000E+00 0.0000E+00 0.0000E+00 -1.0000E+31 9 0 1 0 0 0 1 0 0 0 -2147483647 2015 56.850868 20 25 15 0 58.4247 3.4258E-02 8.5644E-03 2.1411E-02 1.0706E-02 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 -1.0000E+31 4 1 2 1 0 0 0 0 0 0 -2147483647 2015 56.857813 20 35 15 0 58.4256 1.7129E-02 1.7129E-02 0.0000E+00 1.0705E-02 8.5643E-03 8.5643E-03 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 -1.0000E+31 2 2 0 1 1 1 0 0 0 0 -2147483647 2015 56.861285 20 40 15 0 58.4243 4.2823E-02 8.5645E-03 2.1411E-02 0.0000E+00 8.5645E-03 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 -1.0000E+31 5 1 2 0 1 0 0 0 0 0 -2147483647 2015 56.864757 20 45 15 0 58.4396 5.1374E-02 1.7125E-02 0.0000E+00 1.0703E-02 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 -1.0000E+31 6 2 0 1 0 0 0 0 0 0 -2147483647 2015 56.871701 20 55 15 0 58.4345 8.5630E-02 1.7126E-02 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 -1.0000E+31 10 2 0 0 0 0 0 0 0 0 -2147483647 2015 56.875174 21 0 15 0 58.4291 9.4202E-02 1.7128E-02 0.0000E+00 1.0705E-02 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 -1.0000E+31 11 2 0 1 0 0 0 0 0 0 -2147483647 2015 56.878646 21 5 15 0 58.4231 3.4259E-02 4.2823E-02 0.0000E+00 1.0706E-02 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 -1.0000E+31 4 5 0 1 0 0 0 0 0 0 -2147483647