# LONGITUDE System Variable [GstarCAD 2025](Help%20System/GSTARCAD/2025/Index.md) → [System Variables](Help%20System/GSTARCAD/2025/System%20Variables/(System%20Variables).md) → [L](Help%20System/GSTARCAD/2025/System%20Variables/L/(L).md) ## Function Description: The LONGITUDE system variable is used to specify the longitude of the geographic marker. | | | | --- | --- | | Type | Real | | Saved in | Drawing | | Initial value | -122.394 | --- [Original help](https://www.gstarcad.net/help/GstarCAD_2025_en-US/detail/systemVariables_Lgsv/LONGITUDE.html) · © Gstarsoft Co., Ltd.