11.5.2.1. astroML.time_series.ACF_scargle

astroML.time_series.ACF_scargle(t, y, dy, n_omega=1024, omega_max=100)[source]

Compute the Auto-correlation function via Scargle’s method

Parameters
tarray_like

times of observation. Assumed to be in increasing order.

yarray_like

values of each observation. Should be same shape as t

dyfloat or array_like

errors in each observation.

n_omegaint (optional)

number of angular frequencies at which to evaluate the periodogram default is 2^10

omega_maxfloat (optional)

maximum value of omega at which to evaluate the periodogram default is 100

Returns
ACF, tndarrays

The auto-correlation function and associated times