---------------- Begin ZCal Test ---------------- Input parameters Site: KPOL SC equation: KWAJ azm_1: 90.0 deg azm_2: 270.0 deg range_1: 20.0 km range_2: 80.0 km zdr_bias (subtracted): 0.0 dB zmin: 30.0 zmax: 49.0 Input files KWAJ_2022_0708_200706_KDP.cf KWAJ_2022_0708_201619_KDP.cf KWAJ_2022_0708_202507_KDP.cf KWAJ_2022_0708_203332_KDP.cf KWAJ_2022_0708_204220_KDP.cf KWAJ_2022_0708_205109_KDP.cf KWAJ_2022_0708_205957_KDP.cf I1_bin = Integrated Kdp (default) in each Z bin I2_bin = Integrated Kdp (Self-Consistency) in each Z bin Bin I1_bin I2_bin bin count 30 1227.6 654.81 26545 31 1355.7 743.43 24504 32 1434.4 813.85 21698 33 1469.2 854.14 18422 34 1491.5 880.20 15289 35 1452.4 903.94 12615 36 1367.2 885.65 9911 37 1384.1 869.30 7776 38 1367.5 876.97 6322 39 1299.5 867.17 5011 40 1286.3 861.44 4043 41 1225.2 870.54 3327 42 1112.5 845.95 2620 43 1027.1 811.82 2051 44 849.10 721.50 1482 45 700.13 642.12 1078 46 527.56 517.32 708 47 358.29 407.96 454 48 193.53 241.95 221 dBZ Kdp(Default) Kdp(SC) count tot_count CDF DR_avg [[ 30. 0.05 0.02 26545. 26545. 0.16 0.64] [ 31. 0.06 0.03 24504. 51049. 0.31 0.67] [ 32. 0.07 0.04 21698. 72747. 0.44 0.7 ] [ 33. 0.08 0.05 18422. 91169. 0.56 0.73] [ 34. 0.1 0.06 15289. 106458. 0.65 0.75] [ 35. 0.12 0.07 12615. 119073. 0.73 0.76] [ 36. 0.14 0.09 9911. 128984. 0.79 0.77] [ 37. 0.18 0.11 7776. 136760. 0.83 0.78] [ 38. 0.22 0.14 6322. 143082. 0.87 0.8 ] [ 39. 0.26 0.17 5011. 148093. 0.9 0.82] [ 40. 0.32 0.21 4043. 152136. 0.93 0.86] [ 41. 0.37 0.26 3327. 155463. 0.95 0.91] [ 42. 0.42 0.32 2620. 158083. 0.96 0.96] [ 43. 0.5 0.4 2051. 160134. 0.98 1.01] [ 44. 0.57 0.49 1482. 161616. 0.99 1.07] [ 45. 0.65 0.6 1078. 162694. 0.99 1.14] [ 46. 0.75 0.73 708. 163402. 1. 1.21] [ 47. 0.79 0.9 454. 163856. 1. 1.27] [ 48. 0.88 1.09 221. 164077. 1. 1.37]] Iterative pass #: 0 Iterative Z bias (rounded): -1.70 dB Total Z bias (rounded) up to this point: -1.70 dB Applying the iterative Z bias amount. Grabbing new triplet data and recomputing. I1_bin = Integrated Kdp (default) in each Z bin I2_bin = Integrated Kdp (Self-Consistency) in each Z bin Bin I1_bin I2_bin bin count 30 1030.1 730.05 28401 31 1147.6 876.23 27844 32 1270.7 1008.3 26076 33 1367.6 1118.5 23485 34 1450.1 1224.4 20830 35 1482.3 1274.5 17506 36 1477.9 1311.3 14483 37 1433.6 1326.8 11756 38 1375.6 1290.3 9169 39 1380.3 1286.9 7323 40 1364.4 1292.2 5911 41 1281.8 1271.0 4673 42 1268.0 1274.5 3816 43 1187.8 1266.1 3085 44 1098.4 1244.3 2463 45 956.37 1141.3 1843 46 833.84 1050.6 1375 47 637.16 889.17 954 48 470.96 695.10 608 dBZ Kdp(Default) Kdp(SC) count tot_count CDF DR_avg [[ 30. 0.04 0.03 28401. 28401. 0.13 0.58] [ 31. 0.04 0.03 27844. 56245. 0.27 0.61] [ 32. 0.05 0.04 26076. 82321. 0.39 0.65] [ 33. 0.06 0.05 23485. 105806. 0.5 0.68] [ 34. 0.07 0.06 20830. 126636. 0.6 0.71] [ 35. 0.08 0.07 17506. 144142. 0.68 0.73] [ 36. 0.1 0.09 14483. 158625. 0.75 0.75] [ 37. 0.12 0.11 11756. 170381. 0.81 0.76] [ 38. 0.15 0.14 9169. 179550. 0.85 0.78] [ 39. 0.19 0.18 7323. 186873. 0.88 0.79] [ 40. 0.23 0.22 5911. 192784. 0.91 0.81] [ 41. 0.27 0.27 4673. 197457. 0.93 0.83] [ 42. 0.33 0.33 3816. 201273. 0.95 0.88] [ 43. 0.39 0.41 3085. 204358. 0.97 0.92] [ 44. 0.45 0.51 2463. 206821. 0.98 0.98] [ 45. 0.52 0.62 1843. 208664. 0.99 1.03] [ 46. 0.61 0.76 1375. 210039. 0.99 1.08] [ 47. 0.67 0.93 954. 210993. 1. 1.16] [ 48. 0.77 1.14 608. 211601. 1. 1.23]] Iterative pass #: 1 Iterative Z bias (rounded): -0.19 dB Total Z bias (rounded) up to this point: -1.89 dB Applying the iterative Z bias amount. Grabbing new triplet data and recomputing. I1_bin = Integrated Kdp (default) in each Z bin I2_bin = Integrated Kdp (Self-Consistency) in each Z bin Bin I1_bin I2_bin bin count 30 994.77 730.68 28317 31 1128.1 888.38 28138 32 1244.6 1023.0 26402 33 1349.2 1145.3 24024 34 1438.8 1262.2 21421 35 1481.2 1321.3 18129 36 1491.2 1358.2 14991 37 1438.5 1385.7 12292 38 1368.0 1357.8 9649 39 1382.2 1335.5 7599 40 1360.3 1345.0 6161 41 1297.4 1329.4 4883 42 1271.3 1329.9 3973 43 1229.1 1337.4 3251 44 1093.2 1287.5 2538 45 1006.0 1230.5 1983 46 857.99 1114.6 1455 47 672.75 957.14 1022 48 494.02 755.86 661 dBZ Kdp(Default) Kdp(SC) count tot_count CDF DR_avg [[ 30. 0.04 0.03 28317. 28317. 0.13 0.57] [ 31. 0.04 0.03 28138. 56455. 0.26 0.6 ] [ 32. 0.05 0.04 26402. 82857. 0.38 0.64] [ 33. 0.06 0.05 24024. 106881. 0.49 0.67] [ 34. 0.07 0.06 21421. 128302. 0.59 0.7 ] [ 35. 0.08 0.07 18129. 146431. 0.68 0.73] [ 36. 0.1 0.09 14991. 161422. 0.74 0.75] [ 37. 0.12 0.11 12292. 173714. 0.8 0.76] [ 38. 0.14 0.14 9649. 183363. 0.85 0.77] [ 39. 0.18 0.18 7599. 190962. 0.88 0.79] [ 40. 0.22 0.22 6161. 197123. 0.91 0.8 ] [ 41. 0.27 0.27 4883. 202006. 0.93 0.82] [ 42. 0.32 0.33 3973. 205979. 0.95 0.87] [ 43. 0.38 0.41 3251. 209230. 0.96 0.91] [ 44. 0.43 0.51 2538. 211768. 0.98 0.96] [ 45. 0.51 0.62 1983. 213751. 0.99 1.02] [ 46. 0.59 0.77 1455. 215206. 0.99 1.07] [ 47. 0.66 0.94 1022. 216228. 1. 1.15] [ 48. 0.75 1.14 661. 216889. 1. 1.22]] Iterative pass #: 2 Iterative Z bias (rounded): -0.02 dB Total Z bias (rounded) up to this point: -1.91 dB Absolute value of iterative Z bias is <= 0.1 dB - Iteration stops here! *************** Calibration Result *************************** Total Z bias = -1.91 dB Positive (negative) bias indicates reflectivity is hot (cold). Number of iterations in this group: 2 ************************************************************** ============================================== ================ Next Test ================ ==============================================