****************************************************************************** D 1 V A R I A B L E L I S T ****************************************************************************** Variables labeled with 'd' are defined only for local daytime, and are undefined at night (undefined=255). IR = 11um channel VIS = .6um channel NI = 3.7um channel cloudy = IR or VIS or NI cloudy VIS/IR-cloudy = IR or VIS cloudy IR-cloudy = IR cloudy IR-only-cloudy = IR cloudy and VIS clear NI-cloudy = NI cloudy NI-only-cloudy = NI cloudy and ( IR and VIS clear ) VIS-only-cloudy = VIS cloudy and IR clear IR-marginally-cloudy = IR marginally cloudy VIS/IR-marginally-cloudy = VIS or IR marginally cloudy NI-marginally-cloudy = NI marginally cloudy NI-only-marginally-cloudy = NI marginally cloudy and ( IR and VIS clear ) clear = IR and VIS and NI clear IR-clear = IR clear VIS/IR-clear = IR and VIS clear ------------------------------------------------------------------------------- Box identification ------------------------------------------------------------------------------- 1 Latitude index (equal-area and equal-angle) 2 Longitude index (equal-area) 3 Westernmost longitude index (equal-angle) 4 Easternmost longitude index (equal-angle) 5 Satellite-ID-code (see table above) 6 Day/night/land/water/coast code day night water 1 101 (land fraction 0-35 %) land 2 102 (land fraction 65-100 %) coast 3 103 (land fraction 35-65 % 7 Snow/ice cover (percent) 8 MUE = cosine of satellite zenith angle * 100 (0-100) 9d MU0 = cosine of solar zenith angle * 100 (0-100) 10d PHI = relative azimuth angle (0-180 degrees) ------------------------------------------------------------------------------- Pixel counters ------------------------------------------------------------------------------- 11 Total number of pixels 12 Number of cloudy pixels 13 Number of IR-cloudy pixels 14d Number of IR-only-cloudy pixels 15 Number of NI-cloudy pixels 16 Number of NI-only-cloudy pixels 17 Number of IR-marginally-cloudy pixels 18d Number of VIS/IR-marginally-cloudy pixels 19 Number of NI-only-marginally-cloudy pixels ------------------------------------------------------------------------------- Algorithm statistics ------------------------------------------------------------------------------- 20 Number of pixels with IR long term statistics 21 Ratio number of IR-clear pixels < clear IR to number > clear IR 22d Ratio number of VIS/IR-clear pixels > clear VIS to number < clear VIS ------------------------------------------------------------------------------- Cloud top pressure (PC) distribution (unadjusted PC) ------------------------------------------------------------------------------- 23 Number of IR-cloudy pixels 10 <= PC <= 180 mb 24 Number of IR-cloudy pixels 180 < PC <= 310 mb 25 Number of IR-cloudy pixels 310 < PC <= 440 mb 26 Number of IR-cloudy pixels 440 < PC <= 560 mb 27 Number of IR-cloudy pixels 560 < PC <= 680 mb 28 Number of IR-cloudy pixels 680 < PC <= 800 mb 29 Number of IR-cloudy pixels 800 < PC <= 1000 mb ------------------------------------------------------------------------------- Cloud top pressure (PC) and optical thickness (TAU) distribution (VIS-adjusted PC) ------------------------------------------------------------------------------- 30d Number of cloudy pixels 10 <= PC <= 180 mb, 0.02 <= TAU <= 1.27 31d Number of cloudy pixels 10 <= PC <= 180 mb, 1.27 < TAU <= 3.55 32d Number of cloudy pixels 10 <= PC <= 180 mb, 3.55 < TAU <= 9.38 33d Number of cloudy pixels 10 <= PC <= 180 mb, 9.38 < TAU <= 22.63 34d Number of cloudy pixels 10 <= PC <= 180 mb, 22.63 < TAU <= 60.36 35d Number of cloudy pixels 10 <= PC <= 180 mb, 60.36 < TAU <= 378.65 36d Number of cloudy pixels 180 < PC <= 310 mb, 0.02 <= TAU <= 1.27 37d Number of cloudy pixels 180 < PC <= 310 mb, 1.27 < TAU <= 3.55 38d Number of cloudy pixels 180 < PC <= 310 mb, 3.55 < TAU <= 9.38 39d Number of cloudy pixels 180 < PC <= 310 mb, 9.38 < TAU <= 22.63 40d Number of cloudy pixels 180 < PC <= 310 mb, 22.63 < TAU <= 60.36 41d Number of cloudy pixels 180 < PC <= 310 mb, 60.36 < TAU <= 378.65 42d Number of cloudy pixels 310 < PC <= 440 mb, 0.02 <= TAU <= 1.27 43d Number of cloudy pixels 310 < PC <= 440 mb, 1.27 < TAU <= 3.55 44d Number of cloudy pixels 310 < PC <= 440 mb, 3.55 < TAU <= 9.38 45d Number of cloudy pixels 310 < PC <= 440 mb, 9.38 < TAU <= 22.63 46d Number of cloudy pixels 310 < PC <= 440 mb, 22.63 < TAU <= 60.36 47d Number of cloudy pixels 310 < PC <= 440 mb, 60.36 < TAU <= 378.65 48d Number of cloudy pixels 440 < PC <= 560 mb, 0.02 <= TAU <= 1.27 49d Number of cloudy pixels 440 < PC <= 560 mb, 1.27 < TAU <= 3.55 50d Number of cloudy pixels 440 < PC <= 560 mb, 3.55 < TAU <= 9.38 51d Number of cloudy pixels 440 < PC <= 560 mb, 9.38 < TAU <= 22.63 52d Number of cloudy pixels 440 < PC <= 560 mb, 22.63 < TAU <= 60.36 53d Number of cloudy pixels 440 < PC <= 560 mb, 60.36 < TAU <= 378.65 54d Number of cloudy pixels 560 < PC <= 680 mb, 0.02 <= TAU <= 1.27 55d Number of cloudy pixels 560 < PC <= 680 mb, 1.27 < TAU <= 3.55 56d Number of cloudy pixels 560 < PC <= 680 mb, 3.55 < TAU <= 9.38 57d Number of cloudy pixels 560 < PC <= 680 mb, 9.38 < TAU <= 22.63 58d Number of cloudy pixels 560 < PC <= 680 mb, 22.63 < TAU <= 60.36 59d Number of cloudy pixels 560 < PC <= 680 mb, 60.36 < TAU <= 378.65 60d Number of cloudy pixels 680 < PC <= 800 mb, 0.02 <= TAU <= 1.27 61d Number of cloudy pixels 680 < PC <= 800 mb, 1.27 < TAU <= 3.55 62d Number of cloudy pixels 680 < PC <= 800 mb, 3.55 < TAU <= 9.38 63d Number of cloudy pixels 680 < PC <= 800 mb, 9.38 < TAU <= 22.63 64d Number of cloudy pixels 680 < PC <= 800 mb, 22.63 < TAU <= 60.36 65d Number of cloudy pixels 680 < PC <= 800 mb, 60.36 < TAU <= 378.65 66d Number of cloudy pixels 800 < PC <= 1000 mb, 0.02 <= TAU <= 1.27 67d Number of cloudy pixels 800 < PC <= 1000 mb, 1.27 < TAU <= 3.55 68d Number of cloudy pixels 800 < PC <= 1000 mb, 3.55 < TAU <= 9.38 69d Number of cloudy pixels 800 < PC <= 1000 mb, 9.38 < TAU <= 22.63 70d Number of cloudy pixels 800 < PC <= 1000 mb, 22.63 < TAU <= 60.36 71d Number of cloudy pixels 800 < PC <= 1000 mb, 60.36 < TAU <= 378.65 72d Number of cloudy pixels for cloud type 4 = Cumulus, ice 73d Number of cloudy pixels for cloud type 5 = Stratocumulus, ice 74d Number of cloudy pixels for cloud type 6 = Stratus, ice 75d Number of cloudy pixels for cloud type 10 = Altocumulus, ice 76d Number of cloudy pixels for cloud type 11 = Altostratus, ice 77d Number of cloudy pixels for cloud type 12 = Nimbostratus, ice ------------------------------------------------------------------------------- Cloud top pressures (PC) ------------------------------------------------------------------------------- 78 Mean PC for cloudy pixels (VIS-adjusted day, unadjusted night) 79 Mean PC for IR-cloudy pixels (unadjusted) 80d Mean PC for IR-only-cloudy pixels (VIS-adjusted) 81 Mean PC for NI-only-cloudy pixels (unadjusted) 82 Mean PC for IR-marginally-cloudy pixels (unadjusted) 83d Mean PC for VIS/IR-marginally-cloudy pixels (VIS-adjusted) 84 Sigma-PC for IR-cloudy pixels (unadjusted) ------------------------------------------------------------------------------- Cloud top temperatures (TC) ------------------------------------------------------------------------------- 85 Mean TC for cloudy pixels (VIS-adjusted day, unadjusted night) 86 Mean TC for IR-cloudy pixels (unadjusted) 87d Mean TC for IR-only-cloudy pixels (VIS-adjusted) 88 Mean TC for NI-only-cloudy pixels (unadjusted) 89 Mean TC for IR-marginally-cloudy pixels (unadjusted) 90d Mean TC for VIS/IR-marginally-cloudy pixels (VIS-adjusted) 91 Sigma-TC for IR-cloudy pixels (unadjusted) ------------------------------------------------------------------------------- Cloud optical thicknesses (TAU) ------------------------------------------------------------------------------- 92d Mean TAU for cloudy pixels 93d Mean TAU for IR-cloudy pixels 94d Mean TAU for IR-only-cloudy pixels 95d Mean TAU for NI-only-cloudy pixels 96d Mean TAU for IR-marginally-cloudy pixels 97d Mean TAU for VIS/IR-marginally-cloudy pixels 98d Sigma-TAU for IR-cloudy pixels ------------------------------------------------------------------------------- Cloud water paths (WP) ------------------------------------------------------------------------------- 99d Mean WP for cloudy pixels 100d Mean WP for IR-cloudy pixels 101d Mean WP for IR-only-cloudy pixels 102d Mean WP for NI-only-cloudy pixels 103d Mean WP for IR-marginally-cloudy pixels 104d Mean WP for VIS/IR-marginally-cloudy pixels 105d Sigma-WP for IR-cloudy pixels ------------------------------------------------------------------------------- Cloud top temperature (TC) distribution (unadjusted PC,TC) ------------------------------------------------------------------------------- 106 Mean TC for IR-cloudy pixels 10 <= PC <= 180 mb 107 Mean TC for IR-cloudy pixels 180 < PC <= 310 mb 108 Mean TC for IR-cloudy pixels 310 < PC <= 440 mb 109 Mean TC for IR-cloudy pixels 440 < PC <= 560 mb 110 Mean TC for IR-cloudy pixels 560 < PC <= 680 mb 111 Mean TC for IR-cloudy pixels 680 < PC <= 800 mb 112 Mean TC for IR-cloudy pixels 800 < PC <= 1000 mb ------------------------------------------------------------------------------- Temperature, optical thickness, water path means for LOW cloud types (VIS-adjusted TC) ------------------------------------------------------------------------------- 113d Mean TC for cloud type 1 = Cumulus,liquid 114d Mean TAU for cloud type 1 115d Mean WP for cloud type 1 116d Mean TC for cloud type 2 = Stratocumulus,liquid 117d Mean TAU for cloud type 2 118d Mean WP for cloud type 2 119d Mean TC for cloud type 3 = Stratus,liquid 120d Mean TAU for cloud type 3 121d Mean WP for cloud type 3 122d Mean TC for cloud type 4 = Cumulus,ice 123d Mean TAU for cloud type 4 124d Mean WP for cloud type 4 125d Mean TC for cloud type 5 = Stratocumulus,ice 126d Mean TAU for cloud type 5 127d Mean WP for cloud type 5 128d Mean TC for cloud type 6 = Stratus,ice 129d Mean TAU for cloud type 6 130d Mean WP for cloud type 6 ------------------------------------------------------------------------------- Temperature, Optical thickness, Water path means for MIDDLE cloud types (VIS-adjusted TC) ------------------------------------------------------------------------------- 131d Mean TC for cloud type 7 = Altocumulus,liquid 132d Mean TAU for cloud type 7 133d Mean WP for cloud type 7 134d Mean TC for cloud type 8 = Altostratus,liquid 135d Mean TAU for cloud type 8 136d Mean WP for cloud type 8 137d Mean TC for cloud type 9 = Nimbostratus,liquid 138d Mean TAU for cloud type 9 139d Mean WP for cloud type 9 140d Mean TC for cloud type 10 = Altocumulus,ice 141d Mean TAU for cloud type 10 142d Mean WP for cloud type 10 143d Mean TC for cloud type 11 = Altostratus,ice 144d Mean TAU for cloud type 11 145d Mean WP for cloud type 11 146d Mean TC for cloud type 12 = Nimbostratus,ice 147d Mean TAU for cloud type 12 148d Mean WP for cloud type 12 ------------------------------------------------------------------------------- Temperature, Optical thickness, Water path means for HIGH cloud types (VIS-adjusted TC) ------------------------------------------------------------------------------- 149d Mean TC for cloud type 13 = Cirrus 150d Mean TAU for cloud type 13 151d Mean WP for cloud type 13 152d Mean TC for cloud type 14 = Cirrostratus 153d Mean TAU for cloud type 14 154d Mean WP for cloud type 14 155d Mean TC for cloud type 15 = Deep convective 156d Mean TAU for cloud type 15 157d Mean WP for cloud type 15 ------------------------------------------------------------------------------- Surface temperatures (TS) ------------------------------------------------------------------------------- 158 Mean TS from clear sky composite 159 Mean TS for clear pixels 160 Mean TS for IR-clear pixels 161d Mean TS for VIS/IR-clear pixels 162 Sigma-TS for IR-clear pixels ------------------------------------------------------------------------------- Surface reflectances (RS) ------------------------------------------------------------------------------- 163d Mean RS from clear sky composite 164d Mean RS for clear pixels 165d Mean RS for IR-clear pixels 166d Mean RS for VIS/IR-clear pixels 167d Sigma-RS for IR-clear pixels ------------------------------------------------------------------------------- Near-IR channel reflectance ------------------------------------------------------------------------------- 168d Mean NI reflectance from clear sky composite ------------------------------------------------------------------------------- IR channel radiances ------------------------------------------------------------------------------- 169 Mean IR radiance for IR-cloudy pixels 170 Sigma-IR radiance for IR-cloudy pixels 171d Mean IR radiance for VIS/IR-cloudy pixels 172 Mean IR radiance for IR-clear pixels 173 Sigma-IR radiance for IR-clear pixels 174d Mean IR radiance for VIS/IR-clear pixels 175 Mean IR radiance from clear sky composite ------------------------------------------------------------------------------- VIS channel radiances ------------------------------------------------------------------------------- 176d Mean VIS radiance for VIS/IR-cloudy pixels 177d Sigma-VIS radiance for VIS/IR-cloudy pixels 178d Mean VIS radiance for IR-cloudy pixels 179d Mean VIS radiance for VIS/IR-clear pixels 180d Sigma-VIS radiance for VIS/IR-clear pixels 181d Mean VIS radiance for IR-clear pixels 182d Mean VIS radiance from clear sky composite ------------------------------------------------------------------------------- TOVS atmospheric information ------------------------------------------------------------------------------- 183 Atmospheric data origin code 184 Surface pressure 185 Near-surface air temperature 186 Temperature at 900 mb 187 Temperature at 740 mb 188 Temperature at 620 mb 189 Temperature at 500 mb 190 Temperature at 375 mb 191 Temperature at 245 mb 192 Temperature at 115 mb 193 Tropopause pressure 194 Tropopause temperature 195 Stratosphere temperature at 50 mb 196 Stratosphere temperature at 15 mb 197 Precipitable water for 1000-800 mb 198 Precipitable water for 800-680 mb 199 Precipitable water for 680-560 mb 200 Precipitable water for 560-440 mb 201 Precipitable water for 440-310 mb 202 Ozone abundance