# NOAA Paleoclimatology Program - Paleocean Site Data # w268-tab.txt # Complete Data # File Created: 17-Apr-2006 # #********************************************************************************* # Please cite the contributor and the original publications when using these data #********************************************************************************* # # Missing Values indicated by '-999' # # PI: Elisabeth L. Sikes # Core/Site: W268 # Latitude: 42.51.02S ( -42.85056) # Longitude: 178.58.10E ( 178.9694) # Water Depth(m): 980 # # Publications: # Sikes, E.L., W.R. Howard, H.L. Neil, and J.K. Volkman. 2002. Glacial-interglacial # sea surface temperature changes across the subtropical front east of New Zealand # based on alkenone unsaturation ratios and foraminiferal assemblages. Paleoceanography, # 17(2). #------------------ # # Description & Notes: # Chatham Rise Alkenone and Foraminiferal SST Estimates. # Uk37 SST warm season calculated using Sikes and Volkman [1993] calibration 9Uk'37= # 0.0414T-0.156). Subsurface Uk37 SST calculated using Prahl and Wakeham [1998] # (Uk'37 = 0.034T+0.039). One sigma =1.0°C Antarctic CRC/CSIRO Oceanography. Foraminiferal # SST's determined with Modern Analog Technique (MAT) using Southern Ocean core-top # set, Data 1997, one sigma = 2 °C Antarctic CRC. # # Variables: # depth Depth (cm) # yrBP radiocarbon years B.P. (Libby half-life; B.P. = 1950) # sst-sub.uk37 Subsurface Sea Temperature from Uk'37 # sst-warm.uk37 Sea Surface Temperature from Uk'37 (warm season) # uk37 Alkenone saturation index # # CORE: W268 depth yrBP sst-sub.uk37 sst-warm.uk37 uk37 1 1000 14.69 16.775 0.538 3.25 3416.2 14.758 16.831 0.541 5.5 5832.3 12.789 15.214 0.474 8 8948 14.866 16.919 0.544 10.5 13181.9 10.769 13.554 0.405 13 14991.1 14.119 16.306 0.519 15.5 16800.4 12.076 14.627 0.45 18 18609.6 11.198 13.907 0.42 20.75 20599.8 12.319 14.827 0.458 23.5 22590 14.07 16.265 0.517 26 23280.9 12.192 14.723 0.454 29 24110 13.133 15.496 0.486 32 24939.1 13.223 15.57 0.489 35 25768.2 12.783 15.208 0.474 38 26597.3 12.868 15.278 0.477