# PUCSBASE System Variable [GstarCAD 2019](Help%20System/GSTARCAD/2019/Index.md) → [System Variables](Help%20System/GSTARCAD/2019/System%20Variables/(System%20Variables).md) → [P](Help%20System/GSTARCAD/2019/System%20Variables/P/(P).md) **Function Description:** The PUCSBASE system variable is used to store the UCS name defines origin and orientation for ortho UCS settings(only in paper space). | | | | --- | --- | | Type | Strings | | Saved in | Drawing | | Initial value | "" | --- ## Other versions with matching text [GstarCAD 2016](../../../2016/System%20Variables/P/PUCSBASE%20System%20Variable--eac0a158299a.md) · [GstarCAD 2017](Help%20System/GSTARCAD/2017/System%20Variables/P/PUCSBASE%20System%20Variable--eac0a158299a.md) · [GstarCAD 2018](../../../2018/System%20Variables/P/PUCSBASE%20System%20Variable--eac0a158299a.md) · [GstarCAD 2020](../../../2020/System%20Variables/P/PUCSBASE%20System%20Variable--eac0a158299a.md) · [GstarCAD 2021](Help%20System/GSTARCAD/2021/System%20Variables/P/PUCSBASE%20System%20Variable--eac0a158299a.md) · [GstarCAD 2022](Help%20System/GSTARCAD/2022/System%20Variables/P/PUCSBASE%20System%20Variable--eac0a158299a.md)