| Description: The start_subspacecraft_longitude attribute identifies the value of the subspacecraft longitude at the beginning of the observation (geometry_start_time_utc). |
| Namespace Id: geom | Steward: geo | Class Name: Surface_Geometry_Start_Stop | Type: ASCII_Real |
| Minimum Value: 0 | Maximum Value: 360 | Minimum Characters: None | Maximum Characters: None |
| Unit of Measure Type: Units_of_Angle | Default Unit Id: None | Attribute Concept: None | Conceptual Domain: REAL |
| Status: Active | Nillable: false | Pattern: None |
| Permissible Value(s) | No Values | |