whigg/nsidc-earthdata

ftp-like program for searching NSIDC databases and retrieving NASA Operation IceBridge data

nsidc-earthdata

ftp-like program for searching NSIDC databases and retrieving NASA Operation IceBridge data

• NASA Earthdata Login system
• How to Access Data with Python
• NSIDC: what download options are available

Register with NASA Earthdata Login system and add NSIDC_DATAPOOL_OPS to your NASA Earthdata Applications

Calling Sequence

python nsidc_earthdata.py
Username for urs.earthdata.nasa.gov: <username>
Password for <username>@urs.earthdata.nasa.gov: <password>
Welcome to n5eil01u.ecs.nsidc.org
> help
Documented commands (type help <topic>):
========================================
cd        exit  help  ls    mkdir  rsync  usage  
checksum  get   lcd   mget  pwd    sync   verbose
> help rsync
Recursively sync all directories with a local directory

Function list:

usage: Lists the following command line options
ls: List contents of the remote directory
cd: Change the remote directory
lcd: Change the local directory
mkdir: Create a directory within the local directory
pwd: Print the current local and remote directory paths
sync: Sync all files in directory with a local directory
rsync: Recursively sync all directories with a local directory
mget: Get all files in directory
get: Get a single file in a directory
verbose: Toggle verbose output
checksum: Toggle checksum function
exit: Exit program

Examples

Recursively sync two directories

> cd ILATM2.002
> rsync 2016.11.17 2016.11.18

Retrieve everything from a directory

> cd ILATM2.002/2016.11.17
> mget

Retrieve a single file from a directory

> cd ILATM2.002/2016.11.17
> get ILATM2_20161117_160929_smooth_nadir3seg_50pt.csv

Dependencies

lxml: processing XML and HTML in Python
future: Compatibility layer between Python 2 and Python 3

Download

The program homepage is:
https://github.com/tsutterley/nsidc-earthdata
A zip archive of the latest version is available directly at:
https://github.com/tsutterley/nsidc-earthdata/archive/master.zip

Disclaimer

This program is not sponsored or maintained by the Universities Space Research Association (USRA), the National Snow and Ice Data Center (NSIDC) or NASA. It is provided here for your convenience but with no guarantees whatsoever.