Dataset: C14_dating_sed

Name: C14 age estimates from sediment cores from R/V Thomas G. Thompson cruise TT013 in the Equatorial Pacific in 1992 during the U.S. JGOFS Equatorial Pacific (EqPac) project
Published: 2002-07-30
Keywords: oceans

Cite This Dataset

Project:

U.S. JGOFS Equatorial Pacific (EqPac)

Program:

U.S. Joint Global Ocean Flux Study (U.S. JGOFS)

Principal Investigator:

Dave J. DeMaster (North Carolina State University - Marine, Earth and Atmospheric Sciences, NCSU MEAS)

BCO-DMO Data Manager:

Cynthia L. Chandler (Woods Hole Oceanographic Institution, WHOI BCO-DMO)

Version:

July 30, 2002

Version Date:

2002-07-30

Validated:

Yes

Current State:

Final no updates expected

C14 age estimates from sediment cores from R/V Thomas G. Thompson cruise TT013 in the Equatorial Pacific in 1992 during the U.S. JGOFS Equatorial Pacific (EqPac) project

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Description

C14 ages, sediment cores

Methods & Sampling

   PI:              D.J. DeMaster
   of:              North Carolina State University
   dataset:         C14 ages, sediment cores
   dates:           November 07, 1992 to November 30, 1992
   location:        N: 5.08  S: -4.9733  W: -140.15  E: -139.6363
   project/cruise:  EqPac/TT013, - Benthic survey
   ship:            R/V Thomas Thompson
 
   Methodology:
   Pope, R.H., D.J. DeMaster, C.R. Smith and H. Seltmann Jr, 1996.  Rapid
   bioturbation in equatorial Pacific sediments: evidence from excess
   234Th measurements.  Deep-Sea Research II, vol. 43, No. 4-6, pp 1339-1364.
 
   Summary Tables (MS Excel spread sheet files), as provided by the submitting PI,
   of core specific radiochemical data and derived sediment accumulation rates
   can be downloaded.

Data Files

File
C14_dating_sed.csv (Comma Separated Values (.csv), 5.22 KB) MD5:090224746e5066a117e0829552ae3ae0 Primary data file for dataset ID 2698

More Information about this dataset

Funding Sources

None available yet

Deployments

Deployment	Synonyms	Start Date	Platform	Investigator
TT013	EqPac Benthic Survey	1992-10-30	R/V Thomas G. Thompson	Margaret Leinen (Chief Scientist)	data info

Instruments

None available yet

Parameters

Date and time formats are described in python strftime() syntax.

Supplied Name	Supplied description	Supplied Units	Standard Name
event	event number from event log	dimensionless<br>	event
sta	station number from event log	dimensionless	no_bcodmo_term
lat_n	nominal latitude, negative = south	degrees	no_bcodmo_term
lon_n	nominal longitude, negative = west	degrees	no_bcodmo_term
core_type	type and number of core, core type encoded as follows: BC means box core MC means multi core	dimensionless	no_bcodmo_term
tube_num	tube or subcore number(s) from a multi core device	dimensionless	no_bcodmo_term
depth_core	depth in core, mid-point of interval sampled	centimeters	no_bcodmo_term
depth_r	depth range/interval sampled	centimeters	no_bcodmo_term
CO3_C14_age	carbonate C14 age dating	years	no_bcodmo_term
CO3_C14_age_err	carbonate C14 age dating error	years	no_bcodmo_term
CO3_dC14	carbonate delta C14	per mil	no_bcodmo_term
CO3_dC14_err	carbonate delta C14 error	per mil	no_bcodmo_term

Status message

Database

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Dataset: C14_dating_sed