| Description:A set of experiments and/or observations with a clearly defined purpose. |
| Namespace Id: pds | Steward: pds | Role: concrete | Status: Active |
| Class Hierarchy: Tagged_NonDigital_Object :: TNDO_Context :: Investigation |
| Attribute(s) | Name | Cardinality | Value |
| | name | 0..1 | None |
| | type | 1..1 | Field Campaign, Individual Investigation, Mission, Observing Campaign, Other Investigation |
| | start_date | 1..1 | None |
| | stop_date | 1..1 | None |
| | description | 1..1 | None |
| Association(s) | Name | Cardinality | Class |
| | data_object | 1..1 | Conceptual_Object |
| Referenced from: Product_Context |