Contains the elements in fixed order of occurrence Specify the directory, relative to the main configuration directory, where the stochastic observer configuration files are stored Select one of the options Specify the name of the stochastic observer configuration file stored in the working directory Specify the configuration string (whether a configFile or configString is required depends on the choice of stochastic observer) Set the openda:java class name of the stochastic observer id Specify the directory, relative to the main configuration directory, where the stochastic observer configuration files are stored Group of stoch observers