ODP Site 851 Planktonic Foraminiferal Stable Isotope Data: readme file
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                   NOAA Paleoclimatology Program
                                 and
               World Data Center for Paleoclimatology, Boulder
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NOTE: PLEASE CITE CONTRIBUTORS WHEN USING THIS DATA!!!!!


NAME OF DATA SET: ODP Site 851 Planktonic Foraminiferal Stable Isotope Data.

LAST UPDATE: 5/02/2001	Replacement data file odp851data.txt to correct 
			column misalignment on some isotope values, addition
			of Microsoft Excel version of data file odp851data.xls.
			Original Receipt by WDCA Paleo 10/1997.

CONTRIBUTORS: K.G. Cannariato, Geological Sciences, UCSB and A.C. Ravelo,
Institute of Marine Sciences, UCSC

IGBP PAGES/WDCA CONTRIBUTION SERIES NUMBER:  97-026
SUGGESTED DATA CITATION: 
K.G. Cannariato and A.C. Ravelo,
ODP Site 851 Planktonic Foraminiferal Stable Isotope Data.
IGBP PAGES/World Data Center-A for Paleoclimatology 
Data Contribution Series # 97-026.  NOAA/NGDC Paleoclimatology Program,
Boulder CO, USA.

ORIGINAL REFERENCES:
Cannariato, K. G., and A. C. Ravelo, Pliocene-Pleistocene evolution of
eastern tropical Pacific surface water circulation and thermocline depth,
Paleoceanography, v12, No.6, pp805-820, December 1997.

Ravelo, A. C., and N. J. Shackleton, Evidence for surface water circulation
changes at ODP Site 851 in the eastern tropical Pacific, Proc. Ocean Drill.
Program Sci. Results, 138, 503-514, 1995.


GEOGRAPHIC REGION: eastern tropical Pacific
PERIOD OF RECORD: 0-5 MMYBP

LIST OF FILES: Cannariato1997.readme.txt (this file), 
odp851data.xls (Microsoft Excel format), odp851data.txt
(tab-delimited ASCII format).

DESCRIPTION: 
The planktonic foraminiferal stable isotope data are
uncorrected for species vital effects. The age model is outlined in
Cannariato and Ravelo (1997).

ODP 851B: 2s 46.223'N, 110s 34.308'W, 3760.3 m
ODP 851C: 2s 46.214'N, 110s 34.294'W, 3760.3 m
ODP 851E: 2s 46.213'N, 110s 34.289'W, 3760.3 m

FUNDING SOURCE: NSF grants OCE9510550 and ATM9217034 (to ACR)

VARIABLE NAMES:
sacc: Globigerinoides sacculifer
tum: Globorotalia tumida
dut: Neogloboquadrina dutertrei
hum: Neogloboquadrina humerosa

VARIABLE UNITS:
Depth: m
Age: Ma
oxygen isotopes: per mil (PDB)
carbon isotopes: per mil (PDB)

DATA PRECISION:
oxygen isotopes: +/- 0.07 per mil
carbon isotopes: +/- 0.05 per mil

DATA FORMAT: Microsoft Excel and Tab delimited text file