Pulsar timing methods for evaluating dispersion measure time series

Open Access

Table 8

Reduced χ² of the normalized DM residuals.

$χ_{red}^{2}$ $\chi _{{\rm{red}}}^2$

EW	DMX	DM GP
1.07	1.10	1.54

Notes. Obtained from a Gaussian fit on histograms of DM residuals normalized by their uncertainty for the EW, DMX, and DM GP methods, over ToAs simulated in the L band with σ_temp = 1 µs and injected DM noise (A_DM, γ_DM = −13.3, 8/3).

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