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Hourly Average Interplanetary Cosmic Ray Data from the Pioneer 11 Geiger Tube Telescope (GTT) Experiment of U. Iowa

The annual ASCII files of this data set, and extensive documentation, may be accessed here

Time span: 1973-04-06 to 1991-06-06

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Particles
NTSAMP - DATA SAMPLES NORMALIZED TO 2048 BPS TELEMETRY RATE
RATGG- G+G COUNTING RATE (ELECTRONS > 0.06 MeV, PROTONS > 25 MEV)
RATA- A CHANNEL COUNTING RATE (ELECTRONS > 5 MEV, PROTONS > 30 MEV)
RATB- B CHANNEL COUNTING RATE (ELECTRONS > 0.55 MEV, PROTONS > 6.6 MEV)
RATC- C CHANNEL COUNTING RATE (ELECTRONS > 21 MEV, PROTONS > 80 MEV)
RATD- D CHANNEL COUNTING RATE (ELECTRONS > 31 MEV, PROTONS > 80 MEV)
RSCS- SUN-SPACECRAFT DISTANCE (AU)
HLATSC- HELIOGRAPHIC LATITUDE OF SPACECRAFT (DEGREES)

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If you have any questions/comments about the FTPWeb Browser, contact Dr. Natalia Papitashvili,Mail Code 672, NASA/Goddard Space Flight Center, Greenbelt, MD 20771
NASA Official: Dr. Robert McGuire, Head of the Space Physics Data Facility