Ipx vs Lambda, AFR, and % Oxygen (for LSU) rev. (19 May '05) Ipx Lambda Index AFR (14.7) % O2 (F/A=20.9%) 0 0.6090909 0 8.9536 - Richest 128 0.6194399 1 9.1058 - 256 0.6297890 2 9.2579 - 384 0.6401380 3 9.4100 - 512 0.6504870 4 9.5622 - 640 0.6608360 5 9.7143 - 768 0.6711851 6 9.8664 - 896 0.6815341 7 10.0186 - Rich Miss? 1024 0.6918831 8 10.1707 - 1152 0.7022321 9 10.3228 - 1280 0.7125812 10 10.4749 - 1408 0.7229302 11 10.6271 - 1536 0.7332792 12 10.7792 - 1664 0.7436282 13 10.9313 - 1792 0.7539773 14 11.0835 - 1920 0.7643263 15 11.2356 - 2048 0.7746753 16 11.3877 - 2176 0.7850244 17 11.5399 - 2304 0.7953734 18 11.6920 - 2432 0.8068848 19 11.8612 - 2560 0.8193359 20 12.0442 - 2688 0.8317871 21 12.2273 - 2816 0.8428318 22 12.3896 - 2944 0.8581955 23 12.6155 - 3072 0.8727295 24 12.8291 - 3200 0.8861441 25 13.0263 - 3328 0.8987359 26 13.2114 - 3456 0.9112542 27 13.3954 - 3584 0.9247264 28 13.5935 - 3712 0.9402781 29 13.8221 - 3840 0.9589708 30 14.0969 - 3968 0.9816769 31 14.4307 - 4096 1.0090000 32 14.8323 - Near Stoich 4224 1.0412468 33 15.3063 0.703 4352 1.0784486 34 15.8532 1.406 4480 1.1204268 35 16.4703 2.109 4608 1.1668906 36 17.1533 2.813 4736 1.2175537 37 17.8980 3.516 Lean Miss ? 4864 1.2722518 38 18.7021 4.219 4992 1.3310412 39 19.5663 4.922 5120 1.3942620 40 20.4957 5.625 5248 1.4625494 41 21.4995 6.315 5376 1.5367892 42 22.5908 6.991 5504 1.6180211 43 23.7849 7.667 5632 1.7073194 44 25.0976 8.342 5760 1.8057041 45 26.5439 8.999 5888 1.9141808 46 28.1385 9.655 6016 2.0340606 47 29.9007 10.312 6144 2.1677944 48 31.8666 10.969 6272 2.3206609 49 34.1137 11.626 6400 2.5038020 50 36.8059 12.266 6528 2.7393036 51 40.2678 12.883 6656 3.0683068 52 45.1041 13.499 DFCO 6784 3.5635231 53 52.3838 14.116 6912 4.3480558 54 63.9164 14.733 7040 5.6231434 55 82.6602 15.350 7168 7.7083941 56 113.3134 15.966 7296 11.0993449 57 163.1604 16.583 7424 16.5488420 58 243.2680 17.200 7552 25.1809044 59 370.1593 17.816 7680 38.6485324 60 568.1334 18.433 7808 59.3505045 61 872.4524 19.050 7936 90.7267620 62 1,333.6834 19.667 8064 137.6577167 63 2,023.5684 20.283 8192 207.0000000 64 3,042.9000 20.900 Free-air