| Description: Many missions have repetitive command cycles (which may be based on day, sol, a fixed time interval, orbit number, or any other periodic event). This attribute specifies in which cycle the observation took place. |
| Namespace Id: msn_surface | Steward: img | Class Name: Command_Execution | Type: ASCII_NonNegative_Integer |
| Minimum Value: 0 | Maximum Value: 18446744073709551615 | Minimum Characters: None | Maximum Characters: None |
| Unit of Measure Type: None | Default Unit Id: None | Attribute Concept: None | Conceptual Domain: INTEGER |
| Status: Active | Nillable: false | Pattern: [0-9]+ |
| Permissible Value(s) | No Values | |