OptionalellipsoidThe ellipsoid used for area estimates. Defaults to WGS84.
Level to aim for. Coarsened as needed to respect maxCells.
OptionalmaxUpper bound on how many cells to produce. The cover steps to coarser levels until the estimate fits. Defaults to 20000.
OptionalminNever go coarser than this while respecting the budget.
Options for the budget-aware cover helpers.