| Description: Identifies the system used to measure year_number. Current values include: Mars Year: Mars year as defined by Piqueaux et al (2015), extending Clancy et al (2000). Mars Year 1 started on April 11, 1955 at Ls (areocentric solar longitude) = 0, with subsequent years starting at Ls=0. Reference: https://doi.org/10.1016/j.icarus.2014.12.014 |
| Namespace Id: msn | Steward: img | Class Name: Surface_Mission | Type: ASCII_Short_String_Collapsed |
| Minimum Value: None | Maximum Value: None | Minimum Characters: 1 | Maximum Characters: 255 |
| Unit of Measure Type: None | Default Unit Id: None | Attribute Concept: None | Conceptual Domain: SHORT_STRING |
| Status: Active | Nillable: false | Pattern: None |
| Permissible Value(s) | No Values | |