What's Changed
* Display filename/filepath in GUI help hint by ortk95 in https://github.com/ortk95/planetmapper/pull/199
* Fix `Observation.fit_disc_radius` bug for target outside image frame by ortk95 in https://github.com/ortk95/planetmapper/pull/200
* Add save button to GUI plot by ortk95 in https://github.com/ortk95/planetmapper/pull/202
**Full Changelog**: https://github.com/ortk95/planetmapper/compare/v1.6.1...v1.6.2