Specifies the time the dredger begins the first dredge.
2.16.840.1.113719.1.1.4.1.286
For help in understanding the attribute definition template, see Reading NDS Attribute Type Definitions.
This attribute allows the user to schedule the dredger to create the catalog during off-hour cycles. The value is modified at the end of each dredge to indicate the next dredge time.