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diff --git a/noao/astutil/pdm/README b/noao/astutil/pdm/README new file mode 100644 index 00000000..b6102f37 --- /dev/null +++ b/noao/astutil/pdm/README @@ -0,0 +1,9 @@ +ASTUTIL.PDM -- This directory contains the sources for the PDM program. + +PDM finds periods in light curve data by a method called +Phase Dispersion Minimization. + +Reference: + +Stellingwerf, R. F., 1978, "Period Determination by Phase Dispersion + Minimization", The Astrophysical Journal, 224, pp. 953-960. |