Gts.set_zero_at_date

class pyacs.gts.Gts.Gts(code=None, lat=None, lon=None, h=None, X0=None, Y0=None, Z0=None, t0=None, data=None, data_xyz=None, data_corr_neu=None, data_corr_xyz=None, offsets_dates=[], offsets_values=None, outliers=[], annual=None, semi_annual=None, velocity=None, ifile=None, log=None, metadata=None)[source]
set_zero_at_date(date, offset=None)

Translate the time series so that values are zero at a given date.

If the provided date does not exist in the series, the next available date is used.

Parameters:
  • date (float) – Date in decimal year.

  • offset (float or list or ndarray, optional) – Offset in mm to add. Float (same for N,E,U) or 3-element list/array for N,E,U.

Returns:

New Gts with translation applied; .data_xyz set to None.

Return type:

Gts