Phased Array Weather Radar Program History
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Transcript of Phased Array Weather Radar Program History
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Phased Array Weather Radar Program History
SPY-1 vs. NEXRAD
19941994 19951995 19961996 19971997 19981998 19991999 2000200019911991 19921992 19931993 20012001 20022002
1996-19971993 -1995
DTASS
1989-1993
TASS IR&D MOTR Wx Experiments1995-1996 1998-2000
TEP At-Sea Demo Nat’l Wx Testbed2000-2002
SPY-1 Weather Experiment
2000-2002
DUS&T
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GoalGoal •Validate Basic Spectral Moments from SPY-1 with NEXRAD
Result •SPY-1 Matches NEXRAD Reflectivity, Velocity, Spectrum Spread•SPY-1 Demonstrates Better Temporal Resolution
NOTE: Threshold Applied to SPY-1 Reflectivity Map Above Noise Floor
SPY-1 (Phased Array Radar): 1 minute scan
NEXRAD: 6 minute scan
SPY-1 vs. NEXRAD Composite Reflectivity Hurricane Fran Remnants
Phased Array Radar Accurate Reflectivity Measurements 1996
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