LocalExpansion

class peebee.models.LocalExpansion(neg_dadr=False, neg_dadphi=False, **kwargs)

Bases: Model

Local expansion model with acceleration gradients.

Models local acceleration gradients in r, phi, and z directions. Useful for fitting systematic trends in pulsar acceleration data.

Methods Summary

accel(x, y, z, **kwargs)

Compute local expansion acceleration.

Methods Documentation

accel(x, y, z, **kwargs)

Compute local expansion acceleration.

X (array_like):

X coordinates (kpc)

Y (array_like):

Y coordinates (kpc)

Z (array_like):

Z coordinates (kpc)

**kwargskwargs:

Additional keyword arguments

Returns:

acceleration (tuple) - Three-component acceleration (ax, ay, az) in mm/s/yr