Package: gravity-toolkit
Python tools for obtaining and working with Level-2 spherical harmonic coefficients from the NASA/DLR Gravity Recovery and Climate Experiment (GRACE) and the NASA/GFZ Gravity Recovery and Climate Experiment Follow-On (GRACE-FO) missionsResourcesNASA GRACE mission siteNASA GRACE-FO mission siteJPL GRACE Tellus siteJPL GRACE-FO siteUTCSR GRACE siteGRACE at the NASA Physical Oceanography Distributed Active Archive Center (PO.DAAC)GRACE at the GFZ Information System and Data CenterDependenciesnumpy: Scientific Computing Tools For Pythonscipy: Scientific Tools for Pythondateutil: powerful extensions to datetimePyYAML: YAML parser and emitter for Pythonlxml: processing XML and HTML in Pythonfuture: Compatibility layer between Python 2 and Python 3matplotlib: Python 2D plotting librarycartopy: Python package designed for geospatial data processingnetCDF4: Python interface to the netCDF C libraryh5py: Python interface for Hierarchal Data Format 5 (HDF5)geoid-toolkit: Python utilities for calculating geoid heights from static gravity field coefficientsReferencesT. C. Sutterley, I. Velicogna, and C.-W. Hsu, “Self-Consistent Ice Mass Balance
and Regional Sea Level From Time-Variable Gravity”,Earth and Space Science, 7,
(2020).doi: 10.1029/2019EA000860T. C. Sutterley and I. Velicogna, “Improved estimates of geocenter variability
from time-variable gravity and ocean model outputs”,Remote Sensing, 11(18),
2108, (2019).doi: 10.3390/rs11182108J. Wahr, S. C. Swenson, and I. Velicogna, “Accuracy of GRACE mass estimates”,Geophysical Research Letters, 33(6), L06401, (2006).doi: 10.1029/2005GL025305J. Wahr, M. Molenaar, and F. Bryan, “Time variability of the Earth’s gravity
field: Hydrological and oceanic effects and their possible detection using
GRACE”,Journal of Geophysical Research: Solid Earth, 103(B12), (1998).doi: 10.1029/98JB02844D. Han and J. Wahr, “The viscoelastic relaxation of a realistically stratified
earth, and a further analysis of postglacial rebound”,Geophysical Journal
International, 120(2), (1995).doi: 10.1111/j.1365-246X.1995.tb01819.xData RepositoriesT. C. Sutterley, I. Velicogna, and C.-W. Hsu, “Ice Mass and Regional Sea Level
Estimates from Time-Variable Gravity”, (2020).doi: 10.6084/m9.figshare.9702338T. C. Sutterley and I. Velicogna, “Geocenter Estimates from Time-Variable
Gravity and Ocean Model Outputs”, (2019).doi: 10.6084/m9.figshare.7388540DownloadThe program homepage is:https://github.com/tsutterley/gravity-toolkitA zip archive of the latest version is available directly at:https://github.com/tsutterley/gravity-toolkit/archive/main.zipDisclaimerThis project contains work and contributions from thescientific community.
This program is not sponsored or maintained by the Universities Space Research Association (USRA),
the Center for Space Research at the University of Texas (UTCSR), the Jet Propulsion Laboratory (JPL),
the German Research Centre for Geosciences (GeoForschungsZentrum, GFZ) or NASA.
It is provided here for your convenience butwith no guarantees whatsoever.LicenseThe content of this project is licensed under theCreative Commons Attribution 4.0 Attribution licenseand the source code is licensed under theMIT license.