. "2006-09-26 18:12:43.0" . . "" . "SDN:P07::CFSNA027" . "true" . . "deprecated"@en . "2006-09-26 18:12:43.0" . . . . "SDN:P07::CFSNA027" . "swell_wave_period"@en . . "1" . . "A period is an interval of time, or the time-period of an oscillation. Swell waves are waves on the ocean surface."@en . "1" . . . "SDN:P07::CFSNA027" . . . . .