Name: IceBridge Radar L3 Tomographic Ice Thickness, Version 1
Creator: National Snow and Ice Data Center
Keywords: Ice Thickness

IceBridge Radar L3 Tomographic Ice Thickness, Version 1

Data set id:

IRTIT3

DOI: 10.5067/92SUAOLU6AP1

Data Citation and Acknowledgment
As a condition of using these data, you must cite the use of this data set. Such a practice gives credit to data set producers and advances principles of transparency and reproducibility.

Wu, X. (2014). IceBridge Radar L3 Tomographic Ice Thickness. (IRTIT3, Version 1). [Data Set]. Boulder, Colorado USA. NASA National Snow and Ice Data Center Distributed Active Archive Center. https://doi.org/10.5067/92SUAOLU6AP1. [describe subset used if applicable]. Date Accessed 09-24-2025.

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There is a more recent version of these data.
Version Summary

Initial release

Overview

This data set contains Level-3 tomographic ice thickness measurements derived from data captured by the Center for Remote Sensing of Ice Sheets (CReSIS) Multichannel Coherent Radar Depth Sounder (MCoRDS) instrument over areas including Greenland and Antarctica. The data were collected as part of NASA Operation IceBridge funded campaigns.

Parameter(s):

Ice Thickness

Platform(s):

DC-8

P-3B

Sensor(s):

MCoRDS

Data Format(s):

HDF5

Temporal Coverage:

20 November 2010 to 20 April 2013

Temporal Resolution:

Varies

Spatial Resolution:

50

50

Spatial Reference System(s):

WGS 84 / Antarctic Polar Stereographic
EPSG:3031
WGS 84 / NSIDC Sea Ice Polar Stereographic North
EPSG:3413

Spatial Coverage:

N:
83
S:
59
E:
-12
W:
-74
N:
-63
S:
-90
E:
180
W:
-180

Blue outlined yellow areas on the map below indicate the spatial coverage for this data set.

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Data Access & Tools

This data set has been retired. There is a more recent version of these data.

Documentation

User Guide

IceBridge Radar L3 Tomographic Ice Thickness, Version 1 User Guide

Help Articles

General Questions & FAQs

FAQs About NSIDC DAAC's Earthdata Cloud Migration

This article covers frequently asked questions about the NASA NSIDC DAAC's Earthdata cloud migration project and what it means to data users.

The NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC) is migrating its primary data access from its legacy, on-premises archive to the NASA Earthdata Cloud.

How to Articles

Filter and order from a data set web page using the Data Access Tool

Many NSIDC DAAC data sets can be accessed using NSIDC DAAC's Data Access Tool. This tool provides the ability to search and filter data with spatial and temporal constraints using a map-based interface.Users have the option to:

To convert HDF5 files into binary format you will need to use the h5dump utility, which is part of the HDF5 distribution available from the HDF Group. How you install HDF5 depends on your operating system.