Surface Velocities of Taylor Glacier, Antarctica

Summary

This data set contains surface velocities of Taylor Glacier, Antarctica, for the year 2003. Measurement period was approximately 12 months. There are approximately 250 locations in this data set. The data set includes a location name, the easting and northing coordinates (UTM), the elevation, the velocity magnitude, the east component of velocity, the north component of velocity, and the vertical component of velocity. Data are available in comma-delimited ASCII text format and are available via FTP.

Citing These Data

We kindly request that you cite the use of this data set in a publication using the following citation. For more information, see our Use and Copyright Web page.

Cuffey, Kurt, Andrew Bliss, Jeffrey Kavanaugh, Sarah Aciego. 2007. Surface velocities of Taylor Glacier, Antarctica. Boulder, Colorado USA: National Snow and Ice Data Center. http://dx.doi.org/10.7265/N5RV0KM7.

Overview Table

Category Description
Data format comma-delimited ASCII text
Spatial coverage and resolution Southernmost Latitude: 78.00° S
Northernmost Latitude: 77.50° S
Westernmost Longitude: 160.00° E
Easternmost Longitude: 163.00° E
Temporal coverage and resolution 2002-01-30 to 2003-01-30
File naming convention taylor_poles.dat
File size Approximately 18 KB.
Parameter(s) Ice Velocity
Procedures for obtaining data available via FTP

Table of Contents

1. Contacts and Acknowledgments
2. Detailed Data Description
3. Data Access and Tools
4. Data Acquisition and Processing
5. References and Related Publications
6. Document Information

1. Contacts and Acknowledgments

Investigator(s)

Kurt Cuffey
Department of Geography
University of California Berkeley
507 McCone Hall
Berkeley, California 94720-4740 USA

Andrew Bliss
Department of Geography
University of California Berkeley
507 McCone Hall
Berkeley, California 94720-4740 USA

Jeffrey Kavanaugh
Department of Earth and Atmospheric Sciences
University of Alberta
1-26 Earth Sciences Building
Edmonton Alberta Canada T6G 2E1

Sarah Aciego
ETH Zürich
Institute Isotopengeologie/Mineraology Rohstoffe
NW C 83.1 Clausiusstrasse 25 8092 Zürich

Technical Contact

NSIDC User Services
National Snow and Ice Data Center
CIRES, 449 UCB
University of Colorado
Boulder, CO 80309-0449  USA
phone: +1 303.492.6199
fax: +1 303.492.2468
form: Contact NSIDC User Services
e-mail: nsidc@nsidc.org

Acknowledgements

This research was supported by National Science Foundation (NSF) Office of Polar Programs (OPP) grant 0125579 awarded to K. Cuffey.

2. Detailed Data Description

Format

Data files are in comma-delimited ASCII text format viewable with spreadsheet software.

File Naming Convention

Files are named according to the following convention.

File name File Size Description
taylor_poles.dat 18 KB ASCII text File

Spatial Coverage

Southernmost Latitude: 78.00° S
Northernmost Latitude: 77.50° S
Westernmost Longitude: 160.00° E
Easternmost Longitude: 163.00° E

Parameter or Variable

Parameter Description

The measured parameters are ice velocity and ice sheet elevation.

Parameter Range

Characteristic velocities in the accumulation and ablation zones are ~1 and 10 ma-1, respectively.

Sample Data Record

The data below are the first 10 data samples showing a location name, the northing and easting coordinates (UTM), the elevation, the velocity magnitude, the east component of velocity, the north component of velocity, and the vertical component of velocity. Please note that these data are in UTM Zone 57.

Pole
Northing
Easting
Elev.
Vel.
Vel., E
Vel., N
Vel., Z
BASE1
1365890.965
565545.163
562.430
0.000
0.000
0.000
0.000
BASE2
1358975.310
556893.030
727.470
0.000
0.000
0.000
0.000
BASE3
1378334.857
547114.660
1342.938
0.000
0.000
0.000
0.000
T01A1
1369157.184
574805.406
247.382
6.809
2.696
6.252
-0.108
T01A3
1369063.267
574322.755
270.435
7.424
2.669
6.927
-0.111
T01A4
1369431.817
574216.654
262.645
6.992
2.724
6.436
-0.221
T02A1
1368741.847
573327.693
308.413
7.381
1.129
7.295
-0.014
T02A2
1369199.880
573244.303
305.383
6.995
0.784
6.943
-0.321
T02A3
1368652.373
572847.240
329.268
7.121
0.303
7.115
-0.061
T02A4
1369129.919
572762.343
341.080
7.061
-0.043
7.059
-0.148

Data Access

Available via FTP

Volume

The data set is approximately 18 KB.

Related Data Collections

4. Data Acquisition and Processing

Sensor or Instrument Description

Global Positioning System

Data Acquisition Methods

Technique used was differential GPS surveys of aluminum poles in the ice, relative to base stations on rock. Data were reduced using Trimble Geomatics software.

5. References and Related Publications

Aciego, S., K.M. Cuffey, J.L. Kavanaugh, D.L. Morse, and J.P. Severinghaus, 2007. Pleistocene ice and paleo-strain rates at Taylor Glacier, Antarctica. Quaternary Research 68, 303-313.

6. Document Information

Acronyms and Abbreviations

The following acronyms and abbreviations are used in this document.

FTP File Transfer Protocol
NSIDC National Snow and Ice Data Center
URL Uniform Resource Locator

Document Creation Date

December 2007

Document URL

http://nsidc.org/data/docs/agdc/nsidc0324_cuffey/index.html