# TSGetTrajectory
Gets the trajectory from a `TS` if it exists
## Synopsis
```
#include "petscts.h"
PetscErrorCode TSGetTrajectory(TS ts, TSTrajectory *tr)
```
Collective
## Input Parameters
- ***ts -*** the `TS` context obtained from `TSCreate()`
## Output Parameters
- ***tr -*** the `TSTrajectory` object, if it exists
## Note
This routine should be called after all `TS` options have been set
## See Also
[](chapter_ts), `TSTrajectory`, `TSAdjointSolve()`, `TSTrajectory`, `TSTrajectoryCreate()`
## Level
advanced
## Location
src/ts/interface/ts.c
## Examples
src/ts/tutorials/ex40.c.html
src/ts/tutorials/ex41.c.html
src/ts/tutorials/extchem.c.html
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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/ts/interface/ts.c)
[Index of all TS routines](index.md)
[Table of Contents for all manual pages](/docs/manualpages/index.md)
[Index of all manual pages](/docs/manualpages/singleindex.md)