Further by downloading this data the user acknowledges that they agree with the NERC data policy (), and the following conditions:

1. To cite the data in any publication as follows:

Rippin, D., Bamber, J., Siegert, M., Vaughan, D., & Corr, H. (2020). Processed bed elevation picks from airborne radar depth sounding across the region of three tributaries of Slessor Glacier, Coats Land, East Antarctica (2001/02 season) [Data set]. UK Polar Data Centre, Natural Environment Research Council, UK Research & Innovation. https://doi.org/10.5285/C5175014-A056-4799-A8C0-65B5FC433743

2. The user recognizes the limitations of data. Use of the data is at the users' own risk, and there is no warranty as to the quality or accuracy of any data, or the fitness of the data for your intended use. The data are not necessarily fully quality assured and cannot be expected to be free from measurement uncertainty, systematic biases, or errors of interpretation or analysis, and may include inaccuracies in error margins quoted with the data.

Methodology:

Radar data are presented in Rippin et al. (2003, 2006) along with further details of survey design, data collection and data processing. Data provided here includes picks of surface and ice sheet bed elevation.

Channel definitions:

Basic Channels

Date: UTC date (YYYY/MM/DD)

Time: UTC time (HH:MM:SS.SS)

FlightID: Sequential flight number and survey ID e.g. W12

Lon: Longitude WGS 1984

Lat: Latitude WGS 1984

x: x projected meters *

y: y projected meters *

Radar

surfElev: Surface elevation (m)

bedElev: Ice bed elevation, derived by subtracting tice from surfElev (m)

tIce: Ice thickness (m)

* Projected coordinates (x and y) are in Lambert conic conformal with two standard parallels defined as follows:

Latitude of false origin: -74.018118

Longitude of false origin: 179

Latitude of 1st standard parallel -72.66666666667

Latitude of 2nd standard parallel -75.33333333333

False easting 1444000

False northing 1123000