Amendments to NOAA Technical Memorandum 107 Appendix-B for NOAA-H(11) Calibration Coefficients (INCLUDES ALL UPDATESS AND CORRECTIONS TO ORIGINAL DATA) APPENDIX-B NOAA-H/11 COEFFICIENTS ------------------------ I. AVHRR FM-203 A A A A A PRT 0 1 2 3 4 1 276.597 0.051275 1.363E-06 0.0 0.0 2 276.597 0.051275 1.363E-06 0.0 0.0 3 276.597 0.051275 1.363E-06 0.0 0.0 4 276.597 0.051275 1.363E-06 0.0 0.0 B - PRT WEIGHTING FACTORS I B B B B 1 2 3 4 0.25 0.25 0.25 0.25 AVHRR FM-203 VISIBLE COEFFICIENTS CHANNEL G I 1 0.095 -3.78 2 0.090 -3.60 The following table lists equivalent widths, integrated solar irradiances, and effective central wavelengths (lambda 1) for the AVHRR FM-203: W F l 1 Ch.1 0.113 189.02 0.635 Ch.2 0.229 231.71 0.831 AVHRR FM-203 NOAA-H/11 NORMALIZED RESPONSE FUNCTIONS ARE AVAILABLE VIA FAX. SEND AN EMAIL TO SATINFO@NESDIS.NOAA.GOV WITH YOUR FAX NUMBER IN THE REQUEST. Non-linearity Correction Terms (øC) for AVHRR FM 203 THE NON-LINEARITY CORRECTIONS ARE THE DIFFERENCE BETWEEN THE ACTUAL SCENE TARGET TEMPERATURE AND THE TEMPERATURE DERIVED FROM A TWO-POINT LINEAR CALIBRATION USING A RADIANCE OF SPACE OF ZERO. KNOWING THE SCENE TEMPERATURE (FROM THE LINEAR CALIBRATION) AND THE INTERNAL TARGET TEMPERATURE, THE USER CAN FIND THE CORRECTIONS BY INTERPOLATING IN THE FOLLOWING TABLES. Channel 4 Non-Linearity Table Measured Internal Target Temperature (deg C) Scene Temperature (deg K) 10 15 20 205 -1.54 -1.76 -1.98 215 -1.82 -2.02 -2.20 225 -1.90 -2.14 -2.36 235 -1.87 -2.10 -2.28 245 -1.70 -1.96 -2.22 255 -1.41 -1.72 -2.03 265 -1.06 -1.37 -1.66 275 0.45 -0.79 -1.15 285 0.24 -0.21 -0.67 295 1.05 0.68 0.22 305 2.23 1.73 1.32 310 2.85 2.33 1.91 315 3.50 2.98 2.55 320 4.29 3.71 3.25 Channel 5 Non-Linearity Table Measured Internal Target Temperature (deg C) Scene Temperature (deg K) 10 15 20 205 -1.15 -1.27 -1.23 215 -1.12 -1.24 -1.16 225 -0.94 -1.06 -1.16 235 -0.84 -1.02 -1.00 245 -0.72 -0.90 -0.92 255 -0.60 -0.77 -0.78 265 -0.37 -0.51 -0.60 275 -0.19 -0.34 -0.47 285 0.07 -0.07 -0.23 295 0.43 0.28 0.09 305 0.85 0.64 0.47 310 1.05 0.84 0.70 315 1.23 1.03 0.89 320 1.43 1.26 1.12 CENTRAL WAVE NUMBERS, AVHRR FM-203 WHEN USED BY THE INVERSE PLANCK FUNCTION THESE CENTRAL WAVE NUMBERS GIVE THE MINIMUM ERROR FOR THE SPECIFIED TEMPERATURE BANDS. THE THIRD BAND MAY BE USEFUL SEA SEAFACE TEMPERATUE TEMP CHANNEL 3 CHANNEL 4 CHANNEL 5 180 - 225 2663.50 926.81 841.40 225 - 275 2668.15 927.36 841.81 275 - 320 2671.40 927.83 842.20 270 - 310 2670.96 927.75 842.14