STEREO LET LEVEL 1 Helium data for ahead spacecraft, for 2011-263
Verified Data - OK to distribute
File created: Thu Mar 28 14:54:01 PDT 2013
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