Depth (cm) Age (radiocarbon years BP) Age (calibrated calendar) d18O Psudocandona d13C Psudocandona d18O Psudocandona smooth d13C Psudocandona smooth 438 7310.5 8195.3 2.65 -5.31 442 7380.4 8270.2 2.68 -5.72 444 7415.3 8307.6 2.62 -5.31 2.636 -5.386 445 7432.7 8326.4 2.48 -5.05 2.642 -5.824 446 7450.2 8345.1 2.75 -5.54 2.598 -6.366 447 7467.6 8363.8 2.68 -7.5 2.642 -6.456 448 7485.1 8382.5 2.46 -8.43 2.662 -6.718 449 7502.5 8401.3 2.84 -5.76 2.61 -7.096 451 7537.5 8438.7 2.58 -6.36 2.62 -7.078 452 7554.9 8457.5 2.49 -7.43 2.686 -6.786 453 7572.4 8476.2 2.73 -7.41 2.66 -6.894 455 7607.3 8513.6 2.79 -6.97 2.678 -6.76 456 7624.7 8532.4 2.71 -6.3 2.736 -6.738 457 7642.2 8551.1 2.67 -5.69 2.614 -7.17 458 7659.6 8569.8 2.78 -7.32 2.518 -7.886 468 7834.2 8757.1 2.12 -9.57 2.402 -8.786 469 7851.6 8775.8 2.31 -10.55 2.292 -9.774 470 7869.1 8794.5 2.13 -10.8 2.234 -10.062 472 7904 8832 2.12 -10.63 2.338 -9.276 474 7938.9 8869.5 2.49 -8.76 2.44 -8.296 476 7973.8 8906.9 2.64 -5.64 2.54 -7.75 477 7991.3 8925.6 2.82 -5.65 2.642 -7.232 478 8008.7 8944.4 2.63 -8.07 2.754 -6.92 479 8026.2 8963.1 2.63 -8.04 2.822 -7.09 480 8043.6 8981.8 3.05 -7.2 2.796 -7.18 482 8078.5 9019.3 2.98 -6.49 2.718 -6.75 485 8130.9 9075.5 2.69 -6.1 2.756 -6.472 488 8183.3 9131.6 2.24 -5.92 2.692 -6.25 489 8200.7 9150.4 2.82 -6.65 2.664 -6.316 490 8218.2 9169.1 2.73 -6.09 2.692 -6.484 491 8235.6 9187.8 2.84 -6.82 2.794 -6.574 492 8253.1 9206.5 2.83 -6.94 2.756 -6.558 494 8288 9244 2.75 -6.37 495 8305.5 9262.7 2.63 -6.57 496 8322.9 9281.5 497 8340.4 9300.2 499 8375.3 9337.6 505 8480 9450 511 8578.2 9567 526 8823.6 9859.5 529 8872.7 9918 532 8921.8 9976.5