SLR.C20

  • Reads monthly oblateness (degree 2 zonal) spherical harmonic data files from satellite laser ranging (SLR)

    • RL04: TN-05_C20_SLR.txt

    • RL05: TN-07_C20_SLR.txt

    • RL06: TN-11_C20_SLR.txt

    • CSR: C20_RL05.txt

    • GSFC: TN-14_C30_C30_GSFC_SLR.txt

Calling Sequence

import gravity_toolkit.SLR
SLR_C20 = gravity_toolkit.SLR.C20(SLR_file)

Source code

gravity_toolkit.SLR.C20(SLR_file, AOD=True, HEADER=True)[source]

Reads C20 spherical harmonic coefficients from SLR measurements

Parameters:
SLR_file: str

Satellite Laser Ranging file

AOD: bool, default True

Remove background De-aliasing product from the Center for Space Research (CSR) SLR solutions

HEADER: bool, default True

File contains header text to be skipped

Returns:
data: float

SLR degree 2 order 0 cosine stokes coefficients

error: float

SLR degree 2 order 0 cosine stokes coefficient error

month: int

GRACE/GRACE-FO month of measurement

date: float

date of SLR measurement